# GitHub Pages Legacy IP Deprecation

DevFeed: [GitHub Pages Legacy IP Deprecation](<https://devfeed.tech/articles/github-pages-legacy-ip-deprecation-69926.md>)

Original publisher: [Read original article](<https://github.blog/news-insights/the-library/github-pages-legacy-ip-deprecation/>)

Author: Ben Balter

Published: 2014-11-05T22:19:26Z

Content type: news

Language: en

Sources: [GitHub Blog](<https://devfeed.tech/sources/github-engineering.md>)

Topics: [GitHub Pages](<https://devfeed.tech/topics/github-pages.md>), [Domain Name System (DNS)](<https://devfeed.tech/topics/dns-resolution-process.md>), [CNAME vs A record](<https://devfeed.tech/topics/cname-vs-a-record.md>)

Tags: [cname](<https://devfeed.tech/tags/cname.md>), [custom-domain](<https://devfeed.tech/tags/custom-domain.md>), [deprecated](<https://devfeed.tech/tags/deprecated.md>), [deprecation](<https://devfeed.tech/tags/deprecation.md>), [dns](<https://devfeed.tech/tags/dns.md>), [github](<https://devfeed.tech/tags/github.md>), [github-pages](<https://devfeed.tech/tags/github-pages.md>), [news-insights](<https://devfeed.tech/tags/news-insights.md>), [the-library](<https://devfeed.tech/tags/the-library.md>)

## AI overview

GitHub announced that it would deprecate legacy IP addresses serving GitHub Pages custom domains. Site owners needed to update DNS records to current addresses; misconfigured sites would face build errors, a temporary brownout, and eventual loss of service. The update extended the deadline to February 2, 2015.

## Source excerpt

Update: We've extended the deprecation deadline to February 2, 2015 to give Pages users more time to update their DNS records. If you use a custom domain with GitHub Pages,...