shell:$ nslookup -timeout=2 -retry=1 'topup.ais.co.th'
Server: 127.0.0.53
Address: 127.0.0.53#53
Non-authoritative answer:
topup.ais.co.th canonical name = topup.ais.co.th.cdn.cloudflare.net.
Name: topup.ais.co.th.cdn.cloudflare.net
Address: 104.17.199.8
Name: topup.ais.co.th.cdn.cloudflare.net
Address: 104.17.198.8
Name: topup.ais.co.th.cdn.cloudflare.net
Address: 2606:4700::6811:c608
Name: topup.ais.co.th.cdn.cloudflare.net
Address: 2606:4700::6811:c708
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