Widgets

This website domain is on the Apple TLD whitelist which may potentially mean these domains will appear in autocomplete when looking up URLs on Apple products.

CrUX is a data collection system that gathers information about how real users interact with websites. This website is included in the user experiences data gathered from Google Chrome and thus considered sufficiently popular on the Internet.

Relative measure of site popularity within the CrUX dataset, measured by the total number of navigations on the origin. This site is in the top 5 million.

The website appears on the Cloudflare Radar Top 1m sites list

This website was found in the Common Crawl dataset. Data from this site was probably used to train AI LLMs.

This website appears in the Common Crawl Page Rank top 10k websites.

This website appears in the Common Crawl Page Rank top 100k websites.

Web Hosting Providers

The website returned a 403 Forbidden error message and wasn't identified as parked at the time. This does not mean we are not able to index technologies.

SSL Certificates

The website redirects traffic to an HTTPS/SSL version by default.

Email Hosting Providers
SPF

SPF

The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.

Web Servers

Apache has been the most popular web server on the Internet since April 1996.

Profile Details

Last technology detected on Wednesday, November 5, 2025. We know of 14 live technologies on perlmonks.org and historical technologies potentially back to 1985. Link to this Page

Detailed Profile

View the detailed profile for perlmonks.org. Showing technology churns, subdomains and more data.

Browser Extension

Add BuiltWith to for free! Get lookups easily and quickly.

Notifications

Get a notification when perlmonks.org adds new technologies.