Summary

NetName
COGENT-A
OrgName
Cogent Communications, LLC
CIDR
RIR

ARIN

Country / Region

Status

Direct Allocation

Abuse

abuse@cogentco.com

Contact

ipalloc@cogentco.com

RegDate

1991-04-16

Updated

2025-09-23

Routing

AS Desc Country / Region IPv4 NUMs IPv6 NUMs
AS1000 LINK-AMERICAN - LINK AMERICAN, US United States 256 0
AS1916 Rede Nacional de Ensino e Pesquisa, BR Brazil 660992 268435712
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2155520 68719476736
AS7713 telkomnet-as-ap - Telekomunikasi Indonesia (PT), ID Indonesia 4278016 12885032962
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2288384 4299358208
AS14537 CL-1379-14537 - Continent 8 LLC, US United States 65536 12884901888
AS14840 BR.Digital Telecom, BR Brazil 72960 14010613760
AS28624 PROVEDORA CMA INTERNET LTDA, BR Brazil 37888 4294967296
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13568 2293760
AS35280 F5 - F5 Networks SARL, FR France 55808 81604378624
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15872 8589934592
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42496 17179869184
AS52468 UFINET PANAMA S.A., PA Panama 234240 75890622464
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28160 17465212928
AS53202 Acesso10 Telecom, BR Brazil 8192 4294967296
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3584 4294967296
AS61573 IP TELECOM, BR Brazil 1024 4294967296
AS61626 UNIVERSIDADE ESTADUAL DE PONTA GROSSA, BR Brazil 8192 4294967296
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 139264 77423378434
AS262427 Invista Net Provedor de Acesso Ltda, BR Brazil 8192 4294967296
AS262462 Aranet Play, BR Brazil 14336 4294967296
AS264479 Turbozone Internet, BR Brazil 2560 4294967296
AS266213 PLANETCLICK TELECOMUNICACOES LTDA, BR Brazil 1536 4294967296
AS269180 VIPNET Conexão, BR Brazil 1280 4294967296
AS271253 LINK BRASIL TELECOMUNICACOES LTDA, BR Brazil 4096 655097865

Whois

NetRange:       38.0.0.0 - 38.255.255.255
CIDR:           38.0.0.0/8
NetName:        COGENT-A
NetHandle:      NET-38-0-0-0-1
Parent:          ()
NetType:        Direct Allocation
OriginAS:
Organization:   Cogent Communications, LLC (COGC)
RegDate:        1991-04-16
Updated:        2025-09-23
Ref:            https://rdap.arin.net/registry/ip/38.0.0.0

OrgName:        Cogent Communications, LLC
OrgId:          COGC
Address:        2450 N Street NW
City:           Washington
StateProv:      DC
PostalCode:     20037
Country:        US
RegDate:        2000-05-30
Updated:        2025-09-23
Comment:        Geofeed https://geofeed.cogentco.com/geofeed.csv
Ref:            https://rdap.arin.net/registry/entity/COGC

ReferralServer:  rwhois://rwhois.cogentco.com:4321

OrgTechHandle: IPALL-ARIN
OrgTechName:   IP Allocation
OrgTechPhone:  +1-877-875-4311
OrgTechEmail:  ipalloc@cogentco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IPALL-ARIN

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

Graph