It seems that IPv4 connections currently can’t be established in builders (at least in fra).
wget https://codeload.github.com/torvalds/linux/tar.gz/1a2dcbdde82e3a5f1db9b2f4c48aa1aeba534fb2
——— ↓ ———
Connecting to codeload.github.com (140.82.121.10:443)
(never finishes)
ping -c 3 google.com
——— ↓ ———
PING google.com (2a00:1450:4001:829::200e): 56 data bytes
64 bytes from 2a00:1450:4001:829::200e: seq=0 ttl=117 time=1.086 ms
64 bytes from 2a00:1450:4001:829::200e: seq=1 ttl=117 time=1.151 ms
64 bytes from 2a00:1450:4001:829::200e: seq=2 ttl=117 time=1.158 ms
--- google.com ping statistics ---
3 packets transmitted, 3 packets received, 0% packet loss
ping -c 3 1.1.1.1
——— ↓ ———
PING 1.1.1.1 (1.1.1.1): 56 data bytes
--- 1.1.1.1 ping statistics ---
3 packets transmitted, 0 packets received, 100% packet loss
ping -c 3 8.8.8.8
——— ↓ ———
PING 8.8.8.8 (8.8.8.8): 56 data bytes
--- 8.8.8.8 ping statistics ---
3 packets transmitted, 0 packets received, 100% packet loss
This is causing problems for npm packages hosted on GitHub, as npm uses GitHub’s codeload. domain, which is IPv4 only.