# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2023, American Registry for Internet Numbers, Ltd. # NetRange: 2001:550:: - 2001:550:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF CIDR: 2001:550::/32 NetName: COGC-6NET-0001 NetHandle: NET6-2001-550-1 Parent: ARIN-001 (NET6-2001-400-0) NetType: Direct Allocation OriginAS: AS174 Organization: Cogent Communications (COGC) RegDate: 2002-12-17 Updated: 2012-03-02 Ref: https://rdap.arin.net/registry/ip/2001:550:: OrgName: Cogent Communications OrgId: COGC Address: 2450 N Street NW City: Washington StateProv: DC PostalCode: 20037 Country: US RegDate: 2000-05-30 Updated: 2023-10-11 Comment: Geofeed https://geofeed.cogentco.com/geofeed.csv Ref: https://rdap.arin.net/registry/entity/COGC ReferralServer: rwhois://rwhois.cogentco.com:4321 OrgAbuseHandle: COGEN-ARIN OrgAbuseName: Cogent Abuse OrgAbusePhone: +1-877-875-4311 OrgAbuseEmail: abuse@cogentco.com OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN OrgNOCHandle: ZC108-ARIN OrgNOCName: Cogent Communications OrgNOCPhone: +1-877-875-4311 OrgNOCEmail: noc@cogentco.com OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN OrgTechHandle: IPALL-ARIN OrgTechName: IP Allocation OrgTechPhone: +1-877-875-4311 OrgTechEmail: ipalloc@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN RTechHandle: ZC108-ARIN RTechName: Cogent Communications RTechPhone: +1-877-875-4311 RTechEmail: noc@cogentco.com RTechRef: https://rdap.arin.net/registry/entity/ZC108-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2023, American Registry for Internet Numbers, Ltd. # Found a referral to rwhois.cogentco.com:4321. %rwhois V-1.5:0010b0:00 rwhois.cogentco.com (CGNT rwhoisd 1.1.3) %error 230 No objects found

d.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.b.0.0.0.1.0.0.0.0.5.5.0.1.0.0.2.ip6.arpa domain name pointer auth2.dns.cogentco.com.

; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.9 <<>> 2001:550:1:b::d ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 26916 ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ;; QUESTION SECTION: ;2001:550:1:b::d. IN A ;; AUTHORITY SECTION: . 86393 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2023112501 1800 900 604800 86400 ;; Query time: 4 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Sun Nov 26 05:29:41 UTC 2023 ;; MSG SIZE rcvd: 119

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Country code: US Country name: United States of America ASN: AS174 Cogent Communications