Easily reproducible on a Google Cloud VM in the location Zurich, Switzerland: user@instance-1:~$ host google.us Host google.us not found: 2(SERVFAIL) user@instance-1:~$ host google.us 8.8.8.8 Using domain server: Name: 8.8.8.8 Address: 8.8.8.8#53 Aliases: Host google.us not found: 2(SERVFAIL) user@instance-1:~$ host google.us 8.8.4.4 Using domain server: Name: 8.8.4.4 Address: 8.8.4.4#53 Aliases: Host google.us not found: 2(SERVFAIL) user@instance-1:~$ user@instance-1:~$ host google.us 1.1.1.1 Using domain server: Name: 1.1.1.1 Address: 1.1.1.1#53 Aliases: google.us has address 142.250.184.36 google.us has IPv6 address 2a00:1450:4002:404::2004 google.us mail is handled by 0 . user@instance-1:~$ mtr 8.8.8.8 My traceroute [v0.93] instance-1 (10.172.0.2) 2021-05-29T15:34:37+0000 Keys: Help Display mode Restart statistics Order of fields quit Packets Pings Host Loss% Snt Last Avg Best Wrst StDev 1. (waiting for reply) 2. 142.250.63.49 0.0% 5 0.5 0.8 0.5 1.6 0.5 3. 142.250.37.132 0.0% 5 1.5 1.5 1.5 1.6 0.1 4. 74.125.243.129 0.0% 5 3.1 2.8 2.5 3.1 0.2 5. 172.253.50.3 0.0% 5 2.1 2.3 1.9 2.5 0.3 6. dns.google 0.0% 5 1.3 1.4 1.2 1.6 0.2 This is now a multi-day outage affecting multiple TLD's in multiple countries. I'm unable to open a serious support case without spending money, and I filed a ticket with Google NOC about 5 hours ago. Lukas