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Autonomous System

AS33891 — CORE-BACKBONE - Core-Backbone GmbH(DE)

Last fetched

AS33891 is an Autonomous System operated by CORE-BACKBONE - Core-Backbone GmbH and registered in DE. As of Fri, 04 Sep 2026 00:59:53 GMT, it announces 1 routed IP prefix and peers with 710 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS33891Routing diversity1.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/33891

Routing footprint

AS33891 announces 1 distinct routed prefix. The 1-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

710 distinct peers via BGP. The first 200 (alphabetical) are listed below.

Peer ASNOperatorCountry
AS10075FGL-AS-BD - Fiber@Home Global LimitedBD
AS1031PEER1-1031 - PEER 1031 LLCUS
AS1103SURFNET-NL - SURF B.V.NL
AS1136KPN - KPN B.V.NL
AS11967HOP179 - Hop179 OUEE
AS12297TELECOM-ARMENIA - Telecom Armenia OJSCAM
AS12301Invitech - Invitech ICT Services Kft.HU
AS12306PLUSLINE - Plus.line AGDE
AS12337NORIS-NETWORK - noris network AGDE
AS12387TON - TON Total optical Networks AGCH
AS12389ROSTELECOM-AS - PJSC RostelecomRU
AS12430VODAFONE_ES - VODAFONE ESPANA S.A.U.ES
AS12519FASTNETUK - FastNet International LtdGB
AS12552GlobalConnect-AS12552 - GlobalConnect ABSE
AS1257SWIPNET - Tele2 Sverige AB
AS12577MMC-AT-AS - MMC GmbHAT
AS12578APOLLO-AS - SIA TetLV
AS12615GCN-AS - Global Communication Net PlcBG
AS12654RIPE-NCC-RIS-AS - Reseaux IP Europeens Network Coordination Centre (RIPE NCC)NL
AS12655AS12655 - Sellwerk Verwaltungs GmbHDE
AS1267ASN-WINDTRE - WIND TRE S.P.A.IT
AS12713OTEGlobe - Ote SA (Hellenic Telecommunications Organisation)GR
AS1273CW - IDDQD-AS
AS12731IPHH - IPHH Internet Port Hamburg GmbHDE
AS12735ASTurkNet - TurkNet Iletisim Hizmetleri A.S.TR
AS12741AS-NETIA - Netia SAPL
AS12779ITGATE - IT.Gate S.p.A.IT
AS12843TELEMAXX - TelemaxX Telekommunikation GmbHDE
AS12859NL-BIT - BIT BVNL
AS12874FASTWEB - Fastweb SpAIT
AS12912TMPL - T-Mobile Polska S.A.PL
AS1299TWELVE99 - Arelion Sweden ABSE
AS13004SOX - Serbian Open Exchange DOORS
AS13030INIT7 - Init7 (Switzerland) Ltd.CH
AS13037ZEN-AS - Zen Internet LtdGB
AS13054BADENIT - badenIT GmbHDE
AS13110INEA-AS - INEA sp. z o.o.PL
AS13213UK2NET-AS - THG HOSTING LIMITEDGB
AS13237LAMBDANET-AS - euNetworks GmbHDE
AS132602BANGLADESH-AS-AP - Bangladesh Submarine Cable Company Limited (BSCCL)BD
AS13285OPALTELECOM-AS - TalkTalk Communications LimitedGB
AS132876SYMPHONY-AP-TH - Symphony Communication (Thailand) PCL.TH
AS133210ENTECHNOLOGIES-AS-AP - EN Technologies Pte LtdSG
AS13335CLOUDFLARENET - Cloudflare, Inc.US
AS133372INTERAPTUSLIMITED-AS-AP - Interaptus LimitedHK
AS13445WEBEX - Cisco Webex LLCUS
AS13536TVC-AS1 - FirstLight Fiber, Inc.US
AS135607INFINIVAN-AS-AP - Infinivan IncorporatedPH
AS136106FIBERSTAR-AS-ID - PT. Mega Akses PersadaID
AS136168CAMPANA-AS-AP - Campana MYTHIC Co. Ltd.MM
AS136557HOST-AS-AP - Host Universal Pty LtdAU
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTDAU
AS13786SEABORN - Seabras 1 USA, LLCUS
AS138064JINOM-AS-ID - PT. Jinom Network IndonesiaID
AS138840HSP-NAP-AS-ID - PT. PARSAORAN GLOBAL DATATRANS - NAPID
AS138915KAOPU-HK - Kaopu Cloud HK LimitedHK
AS139009WSCL-AS-AP - Windstream Communication LimitedBD
AS139057ELD-AS-AP - Edgenext Legend Dynasty Pte. Ltd.SG
AS14593SPACEX-STARLINK - Space Exploration Technologies CorporationUS
AS14840AS14840 - BR.Digital TelecomBR
AS150506IDNIC-PFI-AS-ID - PT Pusat Fiber IndonesiaID
AS150748GMTL-AS-AP - GmaxBD
AS15169GOOGLE - Google LLCUS
AS15412FLAG-AS - Flag Telecom UK LimitedGB
AS15451DATEV-AS - DATEV eGDE
AS15598IPX-AS15598 - NorthC Deutschland GmbHDE
AS15694ATMAN-ISP-AS - Atman Sp. z o.o.PL
AS15802DU-AS1 - Emirates Integrated Telecommunications Company PJSCAE
AS15817MITTWALD-AS - Robert Meyer trading as "Mittwald CM Service GmbH & Co. KG"DE
AS15830Equinix - Equinix (EMEA) Acquisition Enterprises B.V.NL
AS15894LEITWERK-AS - LEITWERK AGDE
AS15935HA-VEL-LOCAL-AS - ha-vel internet s.r.o.CZ
AS15945PfalzKom-Net - PFALZKOM GmbHDE
AS15967NETARTGROUP - Nazwa.pl Sp.z.o.o.PL
AS16019VODAFONE-CZ-AS - Vodafone Czech Republic a.s.CZ
AS16086DNA - DNA OyjFI
AS16097HLKOMM - HL komm Telekommunikations GmbHDE
AS16276OVH - OVH SASFR
AS16316TMT - TMT GmbH & Co. KGDE
AS16342TOYA - Toya sp.z.o.oPL
AS16353Merula - Merula LimitedGB
AS16509AMAZON-02 - Amazon.com, Inc.US
AS16637MTN SA - MTN SAZA
AS1680NV-ASN - Cellcom Fixed Line Communication L.PIL
AS17072AS17072 - TOTAL PLAY TELECOMUNICACIONES, S.A.P.I. DE C.V.MX
AS17378AS17378 - TierPoint, LLCUS
AS17451BIZNET-AS-AP - BIZNET NETWORKSID
AS17494BTTB-AS-AP - Telecom Operator & Internet Service Provider as wellBD
AS17497LGHL-AS-AP - Liasail Global Hongkong LimitedHK
AS17557PKTELECOM-AS-PK - Pakistan Telecommunication Company LimitedPK
AS17639CONVERGE-AS - Converge ICT Solutions Inc.PH
AS1764NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbHAT
AS17676GIGAINFRA - SoftBank Corp.JP
AS17726CAMNET-AS - Telecom CambodiaKH
AS17922INDOSAT-INP - INDOSAT Internet Network ProviderID
AS1820WNET - WNET TELECOM USA Corp.US
AS1828UNITAS - Unitas GlobalUS
AS1836GREEN - green.ch AGCH
AS18403FPT-VN - FPT Telecom CompanyVN
AS1853ACOnet - ACONETAT
AS18678AS18678 - INTERNEXA S.A. E.S.PCO
AS19151BBO-1 - BroadbandONE, LLCUS
AS196819TWK-KL-AS - DEMANDO GmbHDE
AS196925AZRT-AS - Azertelecom LLCAZ
AS197206EU1-BUSINESSCOM - BusinessCom CZ spol. s r.o.CZ
AS197453BIZTEL-AS - Biz Telecom LLCRU
AS197637ROPA - ropa GmbHDE
AS197965AHD-AS - Proact Deutschland GmbHDE
AS197999klarinet-as - Michael GamsjaegerAT
AS198196RIKOM-DCL-AS - RIKOM GmbHDE
AS198521ZIM-INTEGRATED-SHIPPING-SERVICES-AS - ZIM INTEGRATED SHIPPING SERVICES LTDIL
AS198570STNB-AS - Stadtnetz Bamberg Gesellschaft fuer Telekommunikation mbHDE
AS198967BITel-Gesellschaft-fuer-Telekommunikation-AS - BITel Gesellschaft fuer Telekommunikation mbHDE
AS199284encoLine - Thueringer Netkom GmbHDE
AS199335TALKSTRAIGHT - Talk Straight Ltd.GB
AS199483LINKER-AS - NXO France SASFR
AS199508S1NETWORKS-AS - S1 Networks OyFI
AS199524GCORE - G-Core Labs S.A.LU
AS200062Optitrust - Optitrust GmbHDE
AS200086SYNERGY - Synergy Networks GmbHDE
AS200350YandexCloud - Yandex.Cloud LLCRU
AS200395Leibold_AS - Leibold Sicherheits- & Informationstechnik GmbHDE
AS200735AS-MUENET - MN Glasfaser GmbH trading as MUENET GmbH & Co. KGDE
AS200736INALAN - MEDIANET INVEST AEGR
AS200845AVATEL-AS - AVATEL TELECOM, SAES
AS200924sis2 - Stiegeler Internet Service GmbHDE
AS200970RIEPERT - Riepert Informationstechnologie GmbHAT
AS201011CORE-BACKBONE - Core-Backbone GmbHDE
AS201035LUENECOM-AS - LueneCom Kommunikationsloesungen GmbHDE
AS201053EPIX-Transit-AS - Stowarzyszenie e-PoludniePL
AS201318SuedwestfalenIT-AS - Suedwestfalen-ITDE
AS201398AS201398-NETWORK - BRYSON GUWINUS
AS2018Tertiary Education and Research Network of South Africa - Tertiary Education and Research Network of South AfricaZA
AS201814Mevspace - MEVSPACE sp. z o.o.PL
AS201962RSM-CONNECT-AS - Michael RackDE
AS202092SYNERGY_ACCESS - Synergy Networks GmbHDE
AS202245AIG-ISP - Antennen-Interessengemeinschaft Geroldsgruen e.V.DE
AS202246valoo - Valoo OyFI
AS202283fvnrw - Rechenzentrum der Finanzverwaltung NRWDE
AS202499campus - Campus, Hofnetz & Events GmbHDE
AS202524CT - Cluster-Team Guenter Haeusler & Andreas Specht GbRDE
AS202707omnidat-as - omnidat GmbHDE
AS202741EDV-TEAM-OBERLAND - Martin Fichtner & Peter Feist GBRDE
AS202858ALASTAIR - Alastair BarberFI
AS202984team-host - Chernyshov Aleksandr AleksandrovichRU
AS20326TERASWITCH - TeraSwitch Networks Inc.US
AS203380DAInternationalGroup - DA International Group Ltd.BG
AS203446AS203446 - SMARTNET Germany GmbHDE
AS203776MITTO - Mitto AGCH
AS203779Nordfiber - NORDFIBER ASNO
AS203836NETATVISION-AS - Net at vision Gesellschaft fuer Informationstechnologie mbHDE
AS203924buerodata - buerodata AGDE
AS204038ADITSYSTEMS - AD IT Systems GmbHDE
AS204092GRIFON - Association GRIFONFR
AS204109Hillenbrand - Hillenbrand Germany Holding GmbHDE
AS204208Peravix - Peravix Group LTDGB
AS204243HFP-AS - hfp Informationssysteme GmbHDE
AS204253DE-EVENTIM-DC - CTS Eventim Solutions GmbHDE
AS204381DLAG-AS - Deutsche Leasing AGDE
AS204419ITNS - ITNS GmbHAT
AS204560LENZEDER-AS - Lenzeder Gesellschaft m.b.H & Co KGAT
AS20459Telecom Namibia - Telecom NamibiaNA
AS204704PRIMELINE-AS - primeLine Solutions GmbHDE
AS20473AS-VULTR - The Constant Company, LLCUS
AS20485TRANSTELECOM - Joint Stock Company TransTeleComRU
AS205115AVACOMM - AVACOMM Systems GmbHDE
AS205137EHG - Ernsting's media GmbHDE
AS20546SOPRADO-ANY - SOPRADO GmbHDE
AS205584CASHPOINT-AS - CASHPOINT Solutions GmbHAT
AS205614medialine-eurotrade-ag - Medialine EuroTrade AGDE
AS20562OPEN-PEERING-AS - Broadband Hosting B.V.NL
AS205627DAIMLERTRUCK-AS - Daimler Truck AGDE
AS206231NETLOGIX - netlogix GmbH & Co. KGDE
AS206497syscon - SYScon GmbH Systeme plus ConsultingDE
AS206564PLUSLINE-SCRUB - Plus.line AGDE
AS206583SYNERGY_INET - Synergy Networks GmbHDE
AS20676PLUSNET - Plusnet GmbHDE
AS206963SprintCDN - SPRINTCDN LLCUA
AS207139NWRK-OFFICE-AS - New Work SEDE
AS20764RASCOM-AS - CJSC RASCOMRU
AS20766GITOYEN-MAIN-AS - Association "Gitoyen"FR
AS207790SWNNMS - SWN Stadtwerke Neumuenster GmbHDE
AS207841INFERNO - Inferno Communications LtdGB
AS20804ASN-TELENERGO - Exatel S.A.PL
AS208206DE-EPGCLOUD - EPX Ehrhardt + Partner Xtended GmbHDE
AS208208CYBERSE - Marco Lingl trading as Cyberse GmbH & Co. KGDE
AS208210Servperso_Systems - Sarah Rossius trading as Servperso SystemsBE
AS20830GLOBALAIRNETWORK-AS - The Cloud Networks Germany GmbHDE
AS208972gibirnet-tr - GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETITR
AS20899TTS-AS - Tick Trading Software AGDE
AS209040ASseWi - SeWiKom GmbHDE
AS209181ZENEX5IVE-NL - Zenex 5ive LimitedGB
AS209224LBBW-NETWORK-AS - Landesbank Baden-WuerttembergDE
AS20940AKAMAI-ASN1 - Akamai International B.V.NL
AS209505UNCHAINEDISP - Unchained ISP LimitedGB
AS209715GMUENDCOM-AS - GmuendCOM GmbHDE
AS209719CZ-MOD - Ministerstvo ObranyCZ
AS21013ITANDTEL-AS - eww agAT
AS210183designoffices-as - Design Offices GmbHDE
AS210793ALTONETZ - Altonetz GmbHDE

Blast radius

Count of dependent hostnames if AS33891 disappeared from the routing table.

No dependent hostnames recorded for this network.Snapshot Tue, 04 Aug 2026 13:01:05 GMT.

MOAS / hijack watch

Prefixes routed by AS33891 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.

No active MOAS conflicts. Every prefix announced by AS33891 is unique to AS33891 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS33891.

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS33891"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.