Ironically, the IPv4 address for gitlab.com in my region is on a blocklist this morning[0]:
$ drill -Q @1.1.1.1 gitlab.com
172.65.251.78
$ drill -Q @8.8.8.8 gitlab.com
172.65.251.78
$ curl -s https://iplists.firehol.org/files/firehol_level3.netset | grep 172.65.251.78
172.65.251.78
[0] https://gitlab.com/gitlab-com/gl-infra/production/-/issues/6...