· 8 years ago · Nov 22, 2017, 04:46 PM
1$ dig +short gmail.com MX
220 alt2.gmail-smtp-in.l.google.com.
35 gmail-smtp-in.l.google.com.
440 alt4.gmail-smtp-in.l.google.com.
510 alt1.gmail-smtp-in.l.google.com.
630 alt3.gmail-smtp-in.l.google.com.
7
8
9$ dig +short alt2.gmail-smtp-in.l.google.com.
1064.233.168.26
11$ dig +short gmail-smtp-in.l.google.com.
1274.125.130.27
13$ dig +short alt4.gmail-smtp-in.l.google.com.
14173.194.219.26
15$ dig +short alt1.gmail-smtp-in.l.google.com.
1674.125.28.26
17$ dig +short alt3.gmail-smtp-in.l.google.com.
1874.125.201.27
19$ dig -x +short 64.233.168.26
20
21
22$ dig -x 64.233.168.26 +short
23oj-in-f26.1e100.net.
24$ dig -x 74.125.130.27 +short
25sb-in-f27.1e100.net.
26$ dig -x 173.194.219.26 +short
27ya-in-f26.1e100.net.
28$ dig -x 74.125.28.26 +short
29pc-in-f26.1e100.net.
30$ dig -x 74.125.201.27 +short
31in-in-f27.1e100.net.