Summary

NetName
COGENT-A
OrgName
Cogent Communications, LLC
CIDR
RIR

ARIN

Country

Status

Direct Allocation

Abuse

abuse@cogentco.com

Contact

ipalloc@cogentco.com

RegDate

1991-04-16

Updated

2025-09-23

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS513 CERN - CERN - European Organization for Nuclear Research, CH Switzerland 354816 8589934592
AS559 Switch, CH Switzerland 2184960 176093790208
AS1273 CW - Vodafone Group PLC, GB United Kingdom 2070784 8796095119360
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84736 236223463424
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3916544 17717067776
AS2518 BIGLOBE - BIGLOBE Inc., JP Japan 3670016 38654705664
AS2914 NTT-DATA-2914 - NTT America, Inc., US United States 6272000 30065033216
AS3130 RGNET-SEA - RGnet OU, EE Estonia 1024 65536
AS3491 PCCWG-APAC-HK - PCCW Global (HK) Limited, HK Hong Kong 1358848 13421838336
AS4230 CLARO S.A., BR Brazil 5155584 21475098624
AS5511 Opentransit - Orange S.A., FR France 453888 51548192768
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2155520 68719476736
AS6453 AS6453 - TATA COMMUNICATIONS (AMERICA) INC, US United States 506880 55834574848
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 269568 8590000128
AS6830 LibertyGlobal - Liberty Global Europe Holding B.V., NL Netherlands 1178368 103079215104
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US United States 92875008 2306398093312
AS7195 EDGEUNO S.A.S, CO Colombia 32000 4274061312
AS7594 ONQ-AS-AP - On Q Networks, AU Australia 11264 4294967296
AS12310 iNES - iNES GROUP SRL, RO Romania 55808 4294967296
AS12577 MMC-AT-AS - MMC GmbH, AT Austria 9216 34359738368
AS14840 BR.Digital Telecom, BR Brazil 72960 14010613760
AS15943 WTNET-AS - wilhelm.tel GmbH, DE Germany 354560 38654836736
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53248 13153337344
AS20055 AS-WHOLESAIL - Wholesail networks LLC, US United States 949248 1108101758976
AS20912 ASN-PANSERVICE - Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C.", IT Italy 18432 4294967296
AS20932 SIG-ST - Services Industriels de Geneve, CH Switzerland 9472 4294967296
AS21700 NEPTUNE-NETWORKS - Neptune Networks, LLC, US United States 3072 4429185024
AS22652 FIBRENOIRE-INTERNET - Videotron Ltee, CA Canada 188672 8592162816
AS22850 PIT-US - PIT US, US United States 0 0
AS23520 LIBERTY-NETWORKS - Columbus Networks USA, Inc., US United States 285440 8589934593
AS24516 VIRTUTEL-AS-AP - Virtutel Pty Ltd, AU Australia 18176 4294967296
AS28398 INTERNET TELEFONIA Y TV DE MICHOACAN SA DE CV, MX Mexico 5120 8589934592
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 30976 107374247936
AS29680 VOZTELECOM - Gamma Operadora de Comunicaciones S.A., ES Spain 12544 4294967296
AS31034 ARUBA-ASN - Aruba S.p.A., IT Italy 283136 17616076800
AS31510 IKB-AS - Innsbrucker Kommunalbetriebe AG, AT Austria 27904 4294967296
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13312 2228224
AS32709 1-JOINK - Joink, LLC, US United States 45056 4294967296
AS33185 HIVE-DATA-CENTER - Hive Data Center Inc., CA Canada 5120 268566528
AS34428 EIGHTROUTE - Giulio Lo Presti, IT Italy 512 68719476736
AS34927 iFog-GmbH - iFog GmbH, CH Switzerland 9728 295370752
AS37497 Network-Platforms - Network Platforms (PTY) LTD, ZA South Africa 6400 4294967296
AS38008 APERTURE-AS-AP - Aperture Science Limited, HK Hong Kong 2048 4572839936
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42496 17179869184
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5888 38654705664
AS47160 MOJI - MOJI SAS, FR France 6144 34393292800
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4096 8589934592
AS52468 UFINET PANAMA S.A., PA Panama 229632 75890556928
AS56308 TELIN-NET-SG - TELEKOMUNIKASI INDONESIA INTERNATIONAL, PTE.LTD, SG Singapore 16128 4295032832
AS56987 AS-ABACLOUDA - ABACLOUDA SAS, FR France 1280 34359738368
AS57630 AS-84GRAMS - 84 Grams AB, SE Sweden 19456 68719476736
AS59890 Kabel-TV-Lampert - Kabel-TV Lampert GmbH & Co KG, AT Austria 13312 34359738368
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 126720 1258553344
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 4096 4294967296
AS61568 ALOO TELECOM - FSF TECNOLOGIA SA, BR Brazil 12544 4294967296
AS61573 IP TELECOM, BR Brazil 1024 4294967296
AS135069 FEENIX-AS-AP - Feenix Communications Limited, NZ New Zealand 6912 4294967296
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 130816 77423247362
AS148968 FALCORE-AS-AP - Falcore Investments Pty Ltd, AU Australia 3584 4295163904
AS151326 DCPL-AS-AP - DCConnect Communication Pte. Ltd., SG Singapore 2560 4295032832
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 128000 118226945
AS215596 Kissgroup - KISSGROUP SAS, FR France 4352 34359738368
AS262427 Invista Net Provedor de Acesso Ltda, BR Brazil 8192 4294967296
AS272403 RAFAEL RIGOBERTO LOPEZ OROZCO, MX Mexico 3072 4294967296
AS327960 PC-MANIACS - PC Maniacs (Pty) Ltd, ZA South Africa 2048 4294967296
AS395348 DATASPINDLE, US United States 256 134217728

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

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