kolo.dev Kolo.dev

   
See you soon

Domain Summary

What IP addresses does Kolo.dev resolve to?

• Kolo.dev resolves to the IP addresses 2606:4700:3037::6815:5276, 172.67.157.109.

Where are Kolo.dev servers located in?

• Kolo.dev has servers located in United States.

kolo.dev Profile

Title:See you soon
Edit Site Info

What technologies does kolo.dev use?

These are the technologies used at kolo.dev. kolo.dev has a total of 2 technologies installed in 2 different categories.
CDN
CloudFlare CloudFlare
Miscellaneous
HTTP/3 HTTP/3

kolo.dev Traffic Analysis

There's no enough data about kolo.dev traffic.
Daily Visitors n/a
Monthly Visits n/a
Pages per Visit n/a
Visit duration n/a
Bounce Rate n/a
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
 n/a
Monthly Visits:
n/a
Pages per Visit:
n/a
Daily Pageviews:
n/a
Avg. visit duration:
n/a
Bounce rate:
n/a
Global Reach:
 n/a
HypeRank:
n/a
*All traffic values are estimates only.
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*HypeStat.com is not promoting or affiliated with kolo.dev in any way. Only publicly available statistics data are displayed.

  ▼

SEMrush is a complete on line advertising and marketing platform that gives a extensive variety of gear and functions to help companies and entrepreneurs in enhancing their on line visibility and optimizing their virtual advertising and marketing strategies.
SemRushSemRush
Domain:
  kolo.dev
Rank:
(Rank based on keywords, cost and organic traffic)
  n/a
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  0
Organic Traffic:
(Number of visitors coming from top 20 search results)
  0
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $0.00
Full SEMrush Report >>

Ad Experience Report ▼

Summary of the ad experience rating of a website for a specific platform.

Mobile summary

Root domain:
kolo.dev
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Desktop summary

Root domain:
kolo.dev
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Abusive Experience Report ▼

Summary of the abusive experience rating of a website.
Root domain:
kolo.dev
Enforcement:
(Chrome is not preventing your site from opening new windows or tabs.)
Off
Status:
(The status of the site reviewed for the abusive experiences.)
Not reviewed

Where is kolo.dev hosted? ▼

Kolo.dev may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
2606:4700:3037::6815:5276, 172.67.157.109
ASN:
AS13335 
ISP:
Cloudflare Inc 
Server Location:

United States, US
 

Other sites hosted on 172.67.157.109

How fast does kolo.dev load? ▼

The average loading time of kolo.dev is 57 ms. The Desktop speed index is 92 and mobile speed index is 75.
Average Load Time:
57 ms

Page Speed (Google PageSpeed Insights) - Desktop

92
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average (0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0ms) Largest Contentful Paint (LCP) 0%

Origin Data

All pages served from this origin have an speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average 0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0ms) Largest Contentful Paint (LCP) 0%

Lab Data

First Meaningful Paint  
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
Total Blocking Time 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric
First Contentful Paint 0.2 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
Speed Index 0.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Third parties  
Third party code can significantly impact load performance. to prioritize your page's content. Reduce and defer loading of third party code
Max Potential First Input Delay 20 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric
Time to Interactive 1.9 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade
Largest Contentful Paint 1.9 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
CSS Selector costs  
If Recalculate Style costs remain high, selector optimization can reduce them. with both high elapsed time and high slow-path %. Simpler selectors, fewer selectors, a smaller DOM, and a shallower DOM will all reduce matching costs. Optimize the selectors
Render blocking requests  
Requests are blocking the page's initial render, which may delay LCP. can move these network requests out of the critical path. Deferring or inlining
Font display  
Consider setting to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with . font-display font metric overrides
Optimize DOM size  
A large DOM can increase the duration of style calculations and layout reflows, impacting page responsiveness. A large DOM will also increase memory usage. Learn how to avoid an excessive DOM size
Long critical network tree  
by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Avoid chaining critical requests
INP by phase  
Start investigating with the longest phase. To reduce processing duration, , often JS. Delays can be minimized optimize the main-thread costs
Minimize third-party usage  
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn how to minimize third-party impact
Forced reflow  
Many APIs, typically reading layout geometry, force the rendering engine to pause script execution in order to calculate the style and layout. Learn more about and its mitigations. forced reflow

Page Speed (Google PageSpeed Insights) - Mobile

75
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average (0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interactive To Next Paint (INP)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0s) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0s ~ 0s) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0s) Largest Contentful Paint (LCP) 0%

Origin Data

All pages served from this origin have an speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average 0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interactive To Next Paint (INP)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0s)Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0s ~ 0s)Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0s)Largest Contentful Paint (LCP) 0%

Lab Data

First Meaningful Paint  
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
Time to Interactive 10.8 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric
Third parties  
Third party code can significantly impact load performance. to prioritize your page's content. Reduce and defer loading of third party code
Optimize DOM size  
A large DOM can increase the duration of style calculations and layout reflows, impacting page responsiveness. A large DOM will also increase memory usage. Learn how to avoid an excessive DOM size
Long critical network tree  
by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Avoid chaining critical requests
Font display  
Consider setting to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with . font-display font metric overrides
CSS Selector costs  
If Recalculate Style costs remain high, selector optimization can reduce them. with both high elapsed time and high slow-path %. Simpler selectors, fewer selectors, a smaller DOM, and a shallower DOM will all reduce matching costs. Optimize the selectors
Max Potential First Input Delay 20 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric
Speed Index 1.3 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Total Blocking Time 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade
Largest Contentful Paint 10.8 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
Forced reflow  
Many APIs, typically reading layout geometry, force the rendering engine to pause script execution in order to calculate the style and layout. Learn more about and its mitigations. forced reflow
Minimize third-party usage  
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn how to minimize third-party impact
INP by phase  
Start investigating with the longest phase. To reduce processing duration, , often JS. Delays can be minimized optimize the main-thread costs
Render blocking requests  
Requests are blocking the page's initial render, which may delay LCP. can move these network requests out of the critical path. Deferring or inlining
First Contentful Paint 0.8 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric

Does kolo.dev use compression? ▼

Website compression is the process of reducing the size of website files, such as HTML, CSS, JavaScript, and image files, to improve website performance and load times. Compressing website files can significantly reduce the amount of data that needs to be transferred from the server to the user's browser, resulting in faster page load times and improved user experience. Files on kolo.dev are reduced by 56%.
kolo.dev use br compression.
Original size: 590 B
Compressed size: 258 B
File reduced by: 332 B (56%)

Google Safe Browsing ▼

Google Safe Browsing is a service provided by Google that helps protect users from visiting websites that may contain malicious or harmful content, such as malware, phishing attempts, or deceptive software.
This site is not currently listed as suspicious

MyWot.com Reputation Ratings

MyWOT (short for "My Web of Trust") is a web-based reputation and rating service that provides users with information about the trustworthiness and safety of websites.
Status:
  SAFE

SSL Checker - SSL Certificate Verify ▼

An SSL (Secure Sockets Layer) certificate is a digital certificate that establishes a secure encrypted connection between a web server and a user's web browser. It provides authentication and encryption, ensuring that data transmitted between the server and the browser remains private and protected. kolo.dev supports HTTPS.
 kolo.dev supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: kolo.dev
Organization:
Location:
Issuer: WE1
Valid from: Mar 2 16:36:39 2025 GMT
Valid until: May 31 17:36:36 2025 GMT
Authority: CA:FALSE
Keysize:
Common Name: WE1
Organization: Google Trust Services
Location: US
Issuer: GTS Root R4
Valid from: Dec 13 09:00:00 2023 GMT
Valid until: Feb 20 14:00:00 2029 GMT
Authority: CA:TRUE
Keysize:
Common Name: GTS Root R4
Organization: Google Trust Services LLC
Location: US
Issuer: GlobalSign Root CA
Valid from: Nov 15 03:43:21 2023 GMT
Valid until: Jan 28 00:00:42 2028 GMT
Authority: CA:TRUE
Keysize:

Verify HTTP/2 Support ▼

HTTP/2 (Hypertext Transfer Protocol version 2) is a major revision of the HTTP protocol, which is the foundation of data communication on the World Wide Web. It was developed as an improvement over the previous HTTP/1.1 version to enhance web performance and efficiency.
 kolo.dev supports HTTP/2
     
Verifying HTTP/2.0 Support. Please wait...

Http Header ▼

HTTP headers are extra portions of records despatched among a consumer (which include an internet browser) and a server at some stage in an HTTP request or response. They offer instructions, metadata, or manipulate parameters for the conversation among the consumer and server. 
date: Fri, 07 Mar 2025 14:32:21 GMT
content-type: text/html; charset=utf-8
access-control-allow-origin: *
cache-control: public, max-age=0, must-revalidate
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
report-to: {"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=neIxBO9vKx1jivVtELMV13IBvvEKwBAzNsQ%2BJrO2NdnUYW1VGQGUkVug6xM7KDePVfxSSHOCPa3AcYg9BCMfruHnIb%2BqIO%2BMgLld1ukbK7FIZtrgbWhOJ%2B40pw%3D%3D"}],"group":"cf-nel","max_age":604800}
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
vary: Accept-Encoding
cf-cache-status: DYNAMIC
server: cloudflare
cf-ray: 91cacd3cea43c474-ORD
content-encoding: br
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=TCP&rtt=2206&min_rtt=2175&rtt_var=671&sent=7&recv=10&lost=0&retrans=0&sent_bytes=3389&recv_bytes=889&delivery_rate=1308039&cwnd=253&unsent_bytes=0&cid=7137398855464ab5&ts=50&x=0"

DNS Lookup ▼

DNS entries (Domain Name System) are a critical component of the Internet infrastructure. They act as directories that translate human-readable domain names (such as example.com) to machine-readable IP addresses. DNS records are stored on DNS servers and help forward internet traffic efficiently.
Type Ip Target/Txt TTL
AAAA 2606:4700:3030::ac43:9d6d 272
AAAA 2606:4700:3037::6815:5276 272
A 172.67.157.109 272
A 104.21.82.118 272
NS vida.ns.cloudflare.com 10772
NS sean.ns.cloudflare.com 10772
HINFO 3600

Whois Lookup ▼

Domain WHOIS is a public database that provides information about domain names, including registered owners, contact information, domain registrars, registration and expiration dates, name servers, and other relevant information. Domain registration for this website began on December 23, 2019 and will expire on December 23, 2025 if not renewed. This website is now assigned through the registrar Cloudflare, Inc.. The WHOIS data for this website's domain was last updated on January 10, 2024.
Domain Created:
2019-12-23
Domain Expires:
2025-12-23
Domain Updated:
2024-01-10
Domain Age:
5 years 2 months 15 days
Domain Registrar:
Cloudflare, Inc.
Domain Owner:
DATA REDACTED
WhoIs:
 

Domain Name: KOLO.DEV
Registry Domain ID: 40FE3DAA7-DEV
Registrar WHOIS Server: whois.cloudflare.com
Registrar URL: https://www.cloudflare.com
Updated Date: 2024-01-10T15:03:38Z
Creation Date: 2019-12-23T23:46:45Z
Registrar Registration Expiration Date: 2025-12-23T23:46:45Z
Registrar: Cloudflare, Inc.
Registrar IANA ID: 1910
Domain Status: clienttransferprohibited https://icann.org/epp#clienttransferprohibited
Registry Registrant ID:
Registrant Name: DATA REDACTED 
Registrant Organization: DATA REDACTED
Registrant Street: DATA REDACTED
Registrant City: DATA REDACTED
Registrant State/Province: Haifa
Registrant Postal Code: DATA REDACTED
Registrant Country: IL
Registrant Phone: DATA REDACTED
Registrant Phone Ext: DATA REDACTED
Registrant Fax: DATA REDACTED
Registrant Fax Ext: DATA REDACTED
Registrant Email: https://domaincontact.cloudflareregistrar.com/kolo.dev
Registry Admin ID:
Admin Name: DATA REDACTED 
Admin Organization: DATA REDACTED
Admin Street: DATA REDACTED
Admin City: DATA REDACTED
Admin State/Province: DATA REDACTED
Admin Postal Code: DATA REDACTED
Admin Country: DATA REDACTED
Admin Phone: DATA REDACTED
Admin Phone Ext: DATA REDACTED
Admin Fax: DATA REDACTED
Admin Fax Ext: DATA REDACTED
Admin Email: https://domaincontact.cloudflareregistrar.com/kolo.dev
Registry Tech ID:
Tech Name: DATA REDACTED 
Tech Organization: DATA REDACTED
Tech Street: DATA REDACTED
Tech City: DATA REDACTED
Tech State/Province: DATA REDACTED
Tech Postal Code: DATA REDACTED
Tech Country: DATA REDACTED
Tech Phone: DATA REDACTED
Tech Phone Ext: DATA REDACTED
Tech Fax: DATA REDACTED
Tech Fax Ext: DATA REDACTED
Tech Email: https://domaincontact.cloudflareregistrar.com/kolo.dev
Registry Billing ID:
Billing Name: DATA REDACTED 
Billing Organization: DATA REDACTED
Billing Street: DATA REDACTED
Billing City: DATA REDACTED
Billing State/Province: DATA REDACTED
Billing Postal Code: DATA REDACTED
Billing Country: DATA REDACTED
Billing Phone: DATA REDACTED
Billing Phone Ext: DATA REDACTED
Billing Fax: DATA REDACTED
Billing Fax Ext: DATA REDACTED
Billing Email: https://domaincontact.cloudflareregistrar.com/kolo.dev
Name Server: sean.ns.cloudflare.com
Name Server: vida.ns.cloudflare.com
DNSSEC: unsigned
Registrar Abuse Contact Email: email
Registrar Abuse Contact Phone: +1.4153197517
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
>>> Last update of WHOIS database: 2025-03-07T14:32:49Z