{"id":21464249,"url":"https://github.com/shuque/nsinfo","last_synced_at":"2025-10-12T07:18:10.486Z","repository":{"id":143298480,"uuid":"54683220","full_name":"shuque/nsinfo","owner":"shuque","description":"Print info about a zone's name 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nsinfo\nPrint info about a zone's name servers\n\nnsinfo\n\nFor a given DNS zone, print out some information about its authoritative\nnameservers, specifically nameserver name, IP address, ASN originating\nprefix covering the IP address, and reverse mapping of IP address to name.\n\nAuthor: Shumon Huque \u003cshuque@gmail.com\u003e\n\nExample runs:\n\n```\n$ nsinfo complex.com\nns1.complex.com. 2606:2800:3::5 AS[15133] ns1.edgecastdns.net.\nns1.complex.com. 192.16.16.5 AS[15133] ns1.edgecastdns.net.\nns2.complex.com. 2606:2800:3::6 AS[15133] ns2.edgecastdns.net.\nns2.complex.com. 192.16.16.6 AS[15133] ns2.edgecastdns.net.\nns3.complex.com. 2606:2800:c::5 AS[15133] ns3.edgecastdns.net.\nns3.complex.com. 198.7.29.5 AS[15133] ns3.edgecastdns.net.\nns4.complex.com. 2606:2800:c::6 AS[15133] ns4.edgecastdns.net.\nns4.complex.com. 198.7.29.6 AS[15133] ns4.edgecastdns.net.\n\n$ nsinfo upenn.edu\nadns1.upenn.edu. 2607:f470:1001::1:a AS[55] adns1.upenn.edu.\nadns1.upenn.edu. 128.91.3.128 AS[55] adns1.upenn.edu.\nadns2.upenn.edu. 2607:f470:1002::2:3 AS[55] adns2.upenn.edu.\nadns2.upenn.edu. 128.91.254.22 AS[55] adns2.upenn.edu.\nadns3.upenn.edu. 2607:f470:1003::3:c AS[55] adns3.upenn.edu.\nadns3.upenn.edu. 128.91.251.33 AS[55] adns3.upenn.edu.\ndns1.udel.edu. 128.175.13.16 AS[34] dns1.udel.edu.\ndns2.udel.edu. 128.175.13.17 AS[34] dns2.udel.edu.\nsns-pb.isc.org. 2001:500:2e::1 AS[3557] sns-pb.isc.org.\nsns-pb.isc.org. 192.5.4.1 AS[3557] sns-pb.isc.org.\n\n$ nsinfo com\na.gtld-servers.net. 2001:503:a83e::2:30 AS[36622] a.gtld-servers.net.\na.gtld-servers.net. 192.5.6.30 AS[36617 36619 36620 36625] a.gtld-servers.net.\nb.gtld-servers.net. 2001:503:231d::2:30 AS[26415] b.gtld-servers.net.\nb.gtld-servers.net. 192.33.14.30 AS[26415] b.gtld-servers.net.\nc.gtld-servers.net. 192.26.92.30 AS[36617 36619 36620 36625] c.gtld-servers.net.\nd.gtld-servers.net. 192.31.80.30 AS[36617 36619 36620 36625] d.gtld-servers.net.\ne.gtld-servers.net. 192.12.94.30 AS[36618 36622 36624 36628] e.gtld-servers.net.\nf.gtld-servers.net. 192.35.51.30 AS[36618 36622 36624 36628] f.gtld-servers.net.\ng.gtld-servers.net. 192.42.93.30 AS[36618 36622 36624 36628] g.gtld-servers.net.\nh.gtld-servers.net. 192.54.112.30 AS[36621 36623 36632] h.gtld-servers.net.\ni.gtld-servers.net. 192.43.172.30 AS[36621 36623 36632] i.gtld-servers.net.\nj.gtld-servers.net. 192.48.79.30 AS[36621 36623 36632] j.gtld-servers.net.\nk.gtld-servers.net. 192.52.178.30 AS[36631] k.gtld-servers.net.\nl.gtld-servers.net. 192.41.162.30 AS[36619] l.gtld-servers.net.\nm.gtld-servers.net. 192.55.83.30 AS[36627] m.gtld-servers.net.\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fshuque%2Fnsinfo","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fshuque%2Fnsinfo","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fshuque%2Fnsinfo/lists"}