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
AS174 COGENT-174 - Cogent Communications, LLC, US United States 35887872 185518456832
AS1031 PEER1-1031 - PEER 1031 LLC, US United States 1280 4294967296
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8568064 841814704128
AS3399 OBE-NET - Obenet AB, SE Sweden 16128 38654771200
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 768 268435456
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 164096 8590000128
AS6939 HURRICANE - Hurricane Electric LLC, US United States 582656 282627370713088
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47360 12884967424
AS8966 Etisalat-AS - EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC, AE United Arab Emirates 16384 4295294976
AS9002 RETN-AS - RETN Limited, GB United Kingdom 38400 4294967296
AS20932 SIG-ST - Services Industriels de Geneve, CH Switzerland 9472 4294967296
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20992 4294967296
AS25091 IP-Max - IP-Max SA, CH Switzerland 15104 68719607808
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12800 2162688
AS34019 HIVANE - Hivane Association, FR France 2816 1245184
AS35360 GARGUNET - Frederic Gargula, CH Switzerland 1024 34359738368
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1072896 12884901888
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 10496 42949672960
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7168 68719476736
AS42295 TBISS-AS - TBISS Ltd, BG Bulgaria 1536 4295032832
AS47692 NESSUS - Nessus GmbH, AT Austria 37120 34359869440
AS49434 FBWNETWORKS - FBW NETWORKS SAS, FR France 5888 94489280512
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 97280 351384436736
AS56630 MELBICOM-EU-AS - Melbikomas UAB, LT Lithuania 61696 7247757312
AS56987 AS-ABACLOUDA - ABACLOUDA SAS, FR France 1024 34359738368
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 22528 8589934592
AS60539 Huicast_Telecom - Huicast Telecom Limited, HK Hong Kong 768 34376515584
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 99328 77403586560
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 768 4295360512

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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