shell:$ nslookup -timeout=2 -retry=1 'v53-f.swiftserve.com'
Server: 127.0.0.53
Address: 127.0.0.53#53
Non-authoritative answer:
v53-f.swiftserve.com canonical name = v53-f.swiftserve.com.ll-jns.swiftserve.com.
Name: v53-f.swiftserve.com.ll-jns.swiftserve.com
Address: 104.18.53.172
Name: v53-f.swiftserve.com.ll-jns.swiftserve.com
Address: 104.18.49.163
Name: v53-f.swiftserve.com.ll-jns.swiftserve.com
Address: 2606:4700:3110::6812:35ac
Name: v53-f.swiftserve.com.ll-jns.swiftserve.com
Address: 2606:4700:3118::6812:31a3
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