20:40 $ nslookup imap.gmail.com
Server: 2605:e000:1124:841e:d203:4bff:fe5c:70d2
Address: 2605:e000:1124:841e:d203:4bff:fe5c:70d2#53
Non-authoritative answer:
imap.gmail.com canonical name = gmail-imap.l.google.com.
Name: gmail-imap.l.google.com
Address: 74.125.28.109
Name: gmail-imap.l.google.com
Address: 74.125.28.108
20:41 $ ping imap.google.com
ping: cannot resolve imap.google.com: Unknown host
Por que posso nslookup , mas não ping ?