Summary

NetName
OrgName
Cisco OpenDNS LLC
CIDR
RIR

RIPE

Country
Status

Abuse

rir-abuse@cisco.com

Contact

rir-admin@cisco.com

rir-tech@cisco.com

RegDate

Updated

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS293 ESNET, US United States 140800 4295163904
AS559 Switch, CH Switzerland 2184960 176093790208
AS680 DFN - Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE Germany 7716096 309238366208
AS852 ASN852 - TELUS Communications Inc., CA Canada 4803072 12907118592
AS1221 ASN-TELSTRA - Telstra Limited, AU Australia 13400576 17592186175488
AS1280 ISC-AS-1280 - Internet Systems Consortium, Inc., US United States 23552 4297785345
AS1403 EBOX, CA Canada 337408 73014444032
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84736 236223463424
AS2152 CENIC-2152 - CENIC, US United States 2011904 4294967296
AS2516 KDDI - KDDI CORPORATION, JP Japan 18074112 2761664036864
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8819968 8589934595
AS2914 NTT-DATA-2914 - NTT America, Inc., US United States 6306816 30065033216
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8574720 438087778304
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3552256 204347408384
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28877568 81609621504
AS3399 OBE-NET - Obenet AB, SE Sweden 25344 38654771200
AS4608 APNIC-SERVICES - Asia Pacific Network Information Centre, AU Australia 4352 1108102021120
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 2048 1
AS4637 ASN-TELSTRA-GLOBAL - Telstra International Limited, HK Hong Kong 1146112 21474836480
AS4826 VOCUS-BACKBONE-AS - VOCUS PTY LTD, AU Australia 328960 17180065792
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2155520 68719476736
AS6453 AS6453 - TATA COMMUNICATIONS (AMERICA) INC, US United States 507136 55834574848
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 269824 8590000128
AS6830 LibertyGlobal - Liberty Global Europe Holding B.V., NL Netherlands 1175296 103079215104
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458752 282627370713088
AS7195 EDGEUNO S.A.S, CO Colombia 32000 4274061312
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1154816 90194444288
AS7594 ONQ-AS-AP - On Q Networks, AU Australia 11264 4294967296
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47104 12884967424
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1496320 25770590208
AS8708 DIGI-RO - DIGI ROMANIA S.A., RO Romania 1791232 73014509568
AS8888 XTOM - xTom Pty Ltd, AU Australia 15872 42967236608
AS9002 RETN-AS - RETN Limited, GB United Kingdom 42496 4294967296
AS12552 GlobalConnect-AS12552 - GlobalConnect AB, SE Sweden 559872 210454380544
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 46848 42949804032
AS13030 INIT7 - Init7 (Switzerland) Ltd., CH Switzerland 116736 107395481600
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 570368 107374182400
AS14537 CL-1379-14537 - Continent 8 LLC, US United States 65536 12884901888
AS14840 BR.Digital Telecom, BR Brazil 72960 14010613760
AS15605 CONNESI - Connesi s.p.a., IT Italy 20992 17179869184
AS16552 DIGICERT - Tiggee LLC, US United States 21248 34363801600
AS17660 DRUKNET-AS - Bhutan Telecom Ltd, BT Bhutan 22528 4294967296
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53248 13153337344
AS19151 BBO-1 - BroadbandONE, LLC, US United States 63232 0
AS19653 CTSTELECOM - CTS Communications Corp, US United States 61952 4294967296
AS20080 AMPATH - Florida International University, US United States 2048 4295032832
AS20932 SIG-ST - Services Industriels de Geneve, CH Switzerland 9472 4294967296
AS21320 GEANT_IAS_VRF - GEANT Vereniging, NL Netherlands 2048 4294967296
AS21700 NEPTUNE-NETWORKS - Neptune Networks, LLC, US United States 3072 4429185024
AS22652 FIBRENOIRE-INTERNET - Videotron Ltee, CA Canada 188672 8592162816
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20992 4294967296
AS24940 HETZNER-AS - Hetzner Online GmbH, DE Germany 3174400 77309476864
AS25091 IP-Max - IP-Max SA, CH Switzerland 14848 68719607808
AS25152 K-ROOT-SERVER - Reseaux IP Europeens Network Coordination Centre (RIPE NCC), NL Netherlands 512 4294967296
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 370176 38654705664
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13312 2228224
AS35280 F5 - F5 Networks SARL, FR France 55296 81604378624
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1072896 12884901888
AS37239 ICTGLOBE - ICTGlobe Management (Pty) Ltd, ZA South Africa 26368 4294967296
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9472 42949672960
AS37497 Network-Platforms - Network Platforms (PTY) LTD, ZA South Africa 6400 4294967296
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 14592 12886081536
AS45796 UIH-BBCONNECT-AS-AP - UIH / BB Connect, TH Thailand 2048 4294967296
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116992 356753080320
AS52075 WIFIRST - Wifirst S.A.S., FR France 132352 34359738368
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4096 8589934592
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28160 17196711936
AS53828 NITEL - NETWORK INNOVATIONS, LLC, US United States 131840 4294967296
AS58952 FRONTIIRCOLTD-MM - Frontiir Co., Ltd, MM Myanmar 8192 4294967296
AS59105 HOMENOC - Home NOC Operators Group, JP Japan 2048 4294967296
AS64049 RJIPL-SG - Reliance Jio Infocomm Pte.Ltd, SG Singapore 2048 0
AS132847 NETSG-AS-AP - Network Solutions Group Pty Ltd, AU Australia 4864 4294967296
AS133210 ENTECHNOLOGIES-AS-AP - EN Technologies Pte Ltd, SG Singapore 4352 4295163904
AS135895 CT-AS - CENTORRINO Technologies Pty Ltd, AU Australia 2560 4294967296
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 123392 77422788610
AS148968 FALCORE-AS-AP - Falcore Investments Pty Ltd, AU Australia 3072 4295163904
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 130816 118226945
AS262462 Aranet Play, BR Brazil 14336 4294967296
AS267613 ELETRONET S.A., BR Brazil 1024 4294967296
AS328137 Web-Squad-Connect-AS - Web Squad Connect (Pty) Ltd, ZA South Africa 7424 1342177280
AS328206 JAWUG - Johannesburg Area Wireless User Group (JAWUG), ZA South Africa 0 131072
AS328320 Kurlec-AS - Kurlec Wireless (PTY) Ltd, ZA South Africa 9216 4294967296
AS398465 RACKDOG-LLC - Rackdog, LLC, US United States 196608 176362094592

Whois

inet6num:       2a04:e4c0::/29
netname:        US-OPENDNSINC-20140603
country:        NL
country:        GB
country:        DE
country:        FR
country:        DK
country:        CZ
country:        PL
country:        RO
org:            ORG-OI31-RIPE
abuse-mailbox:  rir-abuse@cisco.com
admin-c:        ODNS36692-RIPE
tech-c:         ODNS84-RIPE
abuse-c:        ODNS65-RIPE
status:         ALLOCATED-BY-RIR
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         OPENDNS-MNT
mnt-routes:     OPENDNS-MNT
notify:         rir-tech@cisco.com
created:        2014-06-03T08:13:03Z
last-modified:  2022-09-09T12:43:14Z
source:         RIPE

organisation:   ORG-OI31-RIPE
org-name:       Cisco OpenDNS LLC
country:        US
reg-nr:         4053823 (Delaware) // 201914310155 (California)
org-type:       LIR
address:        444 Townsend Street
address:        CA 94107
address:        San Francisco
address:        UNITED STATES
abuse-mailbox:  rir-abuse@cisco.com
admin-c:        ODNS36692-RIPE
tech-c:         ODNS84-RIPE
phone:          +14153443148
e-mail:         jvalcke@opendns.com
abuse-c:        ODNS65-RIPE
notify:         rir-tech@cisco.com
mnt-ref:        OPENDNS-MNT
mnt-ref:        NETC-SUST-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         OPENDNS-MNT
created:        2014-05-28T09:54:22Z
last-modified:  2026-05-13T07:35:31Z
source:         RIPE

role:           OpenDNS NetEng team
address:        OpenDNS
address:        170 West Tasman Dr.
address:        San Jose, CA 95134 USA
e-mail:         rir-admin@cisco.com
phone:          +1 408 525 0560
abuse-mailbox:  rir-abuse@cisco.com
nic-hdl:        ODNS36692-RIPE
mnt-by:         OPENDNS-MNT
created:        2014-05-29T13:22:57Z
last-modified:  2025-07-30T09:23:31Z
source:         RIPE

role:           OpenDNS NetEng team tech-c
address:        OpenDNS
address:        170 West Tasman Dr.
address:        San Jose, CA 95134 USA
e-mail:         rir-tech@cisco.com
phone:          +1 408 525 0560
abuse-mailbox:  rir-abuse@cisco.com
nic-hdl:        ODNS84-RIPE
mnt-by:         OPENDNS-MNT
created:        2022-09-09T12:17:46Z
last-modified:  2025-07-30T09:22:21Z
source:         RIPE

Graph