TLD/com/twimg.comについて、ここに記述してください。
%dnsq a pbs.twimg.com a.gtld-servers.net
1 pbs.twimg.com: 181 bytes, 1+0+4+4 records, response, noerror query: 1 pbs.twimg.com authority: twimg.com 172800 NS ns1.p34.dynect.net authority: twimg.com 172800 NS ns2.p34.dynect.net authority: twimg.com 172800 NS ns3.p34.dynect.net authority: twimg.com 172800 NS ns4.p34.dynect.net additional: ns1.p34.dynect.net 172800 A 208.78.70.34 additional: ns2.p34.dynect.net 172800 A 204.13.250.34 additional: ns3.p34.dynect.net 172800 A 208.78.71.34 additional: ns4.p34.dynect.net 172800 A 204.13.251.34
9:46f%dnsq a pbs.twimg.com ns1.p34.dynect.net
1 pbs.twimg.com: 70 bytes, 1+1+0+0 records, response, authoritative, noerror query: 1 pbs.twimg.com answer: pbs.twimg.com 30 CNAME cs107.wac.edgecastcdn.net