Turns out the IPv6 Routing decides to have a global round trip…
v4 total=0.090066s
v6 total=1.257628s
For now, I’ve deleted the v6 Record in my DNS settings for my domain, it won’t use fly’s IPv6 and is now back to being snappy.
Here’s the mtr for it:
HOST: 9zggp57qmxm0zt4fmz7y.ip6.superloop.au Loss% Snt Last Avg Best Wrst StDev
1. AS??? ??? 100.0 100 0.0 0.0 0.0 0.0 0.0
2. AS??? ??? 100.0 100 0.0 0.0 0.0 0.0 0.0
3. AS38195 14vqf8rfzh82v1pgg73j.ip6.superloop.au 92.0% 100 8.2 12.7 6.7 46.2 13.6
4. AS38195 2401:d000:10:100::6c2 34.0% 100 4.7 5.4 4.3 20.0 1.9
5. AS??? ??? 100.0 100 0.0 0.0 0.0 0.0 0.0
6. AS7578 e29.mel-eqxme1-cr3.globalsecurelayer.com 0.0% 100 16.9 17.6 16.5 21.8 0.8
7. AS7578 po3.mel-eqxme1-bb1.globalsecurelayer.com 0.0% 100 17.2 18.3 16.8 23.2 1.4
8. AS7578 e53.adl-eqxae1-bb4.globalsecurelayer.com 0.0% 100 16.7 15.8 14.8 19.5 0.9
9. AS7578 po7.per-eqxpe2-bb5.globalsecurelayer.com 1.0% 100 43.1 43.8 42.9 46.8 0.8
10. AS7578 po6.per-ndcp2-bb7.globalsecurelayer.com 0.0% 100 44.0 43.7 42.6 47.0 0.7
11. AS7578 po8.sg-eqxsg3-bb2.globalsecurelayer.com 1.0% 100 123.8 123.4 122.4 127.0 0.8
12. AS7578 po9.mrs-ixmrs2-cr4.globalsecurelayer.com 0.0% 100 241.2 241.4 240.5 244.7 0.7
13. AS7578 po8.par-thpa2-cr4.globalsecurelayer.com 0.0% 100 240.6 241.5 240.5 247.3 1.1
14. AS7578 e13.par-eqxpa3-cr1.globalsecurelayer.com 0.0% 100 241.0 241.6 240.6 245.2 0.9
15. AS7578 2401:3cc0::4:533 0.0% 100 234.4 239.9 233.8 292.1 11.5
16. AS40509 2a09:8280:1::9f:3a74:0 0.0% 100 233.0 233.0 232.0 242.0 1.3