Return path is via NTT and looks OK: My traceroute [v0.94] http-lb-01 (88.99.88.69) -> 216.147.4.201 2023-05-25T12:34:28+0000 Keys: Help Display mode Restart statistics Order of fields quit Packets Pings Host Loss% Snt Last Avg Best Wrst StDev 1. fe-fw-01.lavin.me.uk 0.0% 19 0.2 0.1 0.1 0.2 0.0 2. 10.69.69.1 0.0% 18 0.3 0.2 0.2 0.3 0.0 3. static.225.8.4.46.clients.your-server.de 0.0% 18 0.5 0.8 0.4 5.3 1.1 4. core23.fsn1.hetzner.com 0.0% 18 0.7 1.7 0.5 9.7 2.6 5. core0.fra.hetzner.com 0.0% 18 5.2 5.1 5.1 5.2 0.0 6. 213.198.82.129 0.0% 18 8.2 5.8 5.5 8.2 0.6 7. ae-3.r20.frnkge13.de.bb.gin.ntt.net 0.0% 18 5.5 8.5 5.2 48.7 10.1 8. ae-4.r20.vienat02.at.bb.gin.ntt.net 0.0% 18 22.0 18.1 16.6 22.0 1.7 9. ae-0.r21.vienat02.at.bb.gin.ntt.net 0.0% 18 26.8 21.8 17.1 29.9 3.4 10. ae-10.r23.sngpsi07.sg.bb.gin.ntt.net 94.1% 18 162.1 162.1 162.1 162.1 0.0 11. ae-1.r00.sngpsi07.sg.bb.gin.ntt.net 0.0% 18 156.9 157.1 156.9 157.2 0.1 12. ae-0.amazon.sngpsi07.sg.bb.gin.ntt.net 0.0% 18 158.7 159.6 158.3 164.3 2.0 13. (waiting for reply) 14. (waiting for reply) 15. (waiting for reply) 16. (waiting for reply) 17. (waiting for reply) 18. (waiting for reply) 19. (waiting for reply) 20. (waiting for reply) 21. (waiting for reply) 22. (waiting for reply) 23. 216.147.4.201 70.6% 18 508.8 515.5 504.3 523.0 8.4