Autonomous System
AS20940 — RETSAT(NL)
Last fetched
AS20940 is an Autonomous System operated by RETSAT and registered in NL. As of Wed, 20 May 2026 23:31:47 GMT, it announces 4,687 routed IP prefixes and peers with 133 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS20940 announces 4,687 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 1.255.76.0/24
- 1.255.77.0/24
- 1.255.78.0/24
- 1.255.123.0/24
- 1.255.124.0/24
- 1.255.125.0/24
- 1.255.126.0/24
- 1.255.127.0/24
- 1.255.227.0/24
- 2.4.0.0/16
- 2.5.0.0/16
- 2.6.0.0/16
- 2.11.0.0/17
- 2.11.128.0/17
- 2.12.0.0/17
- 2.13.0.0/17
- 2.13.128.0/17
- 2.14.0.0/16
- 2.16.1.0/24
- 2.16.7.0/24
- 2.16.11.0/24
- 2.16.14.0/24
- 2.16.16.0/24
- 2.16.17.0/24
- 2.16.19.0/24
Peering ecosystem
133 distinct peers via BGP. The first 133 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS174 | COGENT-174 - Cogent Communications, LLC | US |
| AS395502 | BENDA | US |
| AS328700 | IDNIC-FRAMEDATA-AS-ID PT Frame Data Network | TZ |
| AS328107 | QCV-VN QUOC VUONG TECHNOLOGY COMPANY LIMITED | GN |
| AS263779 | SYMPHONY-AS-AP Symphony Communication Public Company Limited | CR |
| AS212522 | SKYMESH-NET - Skymesh, Inc | DE |
| AS212330 | IDNIC-HANZA-AS-ID PT Hanza Telecom | IQ |
| AS211288 | KUC-IN Kolhan University, Chaibasa | BG |
| AS210834 | VRSN-AC50-340 - VeriSign Global Registry Services | LU |
| AS207336 | IBKI-AS-KR IBK Insurance | ES |
| AS200005 | DSUSD-AS1 - Desert Sands Unified School District | NL |
| AS139309 | ANAO-AS-AP Australian National Audit Office | CA |
| AS137955 | NOVATEL COMUNICACIONES ISP ESP S.A.S. | MM |
| AS135814 | CRICAL-AS crical.media | IN |
| AS131976 | CT-JIANGXI-IDC CHINANET Jiangx province IDC network | JP |
| AS64150 | PIT COLOMBIA SAS | HN |
| AS63949 | MCLI-PH Pulo Diezmo Rd. | SG |
| AS63528 | SV-AS SunnyVision Limited | TH |
| AS62081 | SPECTRAIP SpectraIP B.V. | PL |
| AS61512 | UNIVERSIDAD CENTROAMERICANA JOSE SIMEON CANAS | PY |
| AS61399 | CORREOS-CLOUD-MAD01 | KG |
| AS60849 | JISB | AE |
| AS60068 | YF-AS | GB |
| AS57187 | SAKURA-AS | AE |
| AS56655 | SYNFS-AS | NO |
| AS55836 | CAMPAIGNMONITOR-AS-GLOBAL CAMPAIGN MONITOR PTY LTD | IN |
| AS55392 | IDC-JP YYY Group, Inc. | JP |
| AS55391 | HOT-CHA Nagato city office | JP |
| AS50607 | Autonomous System for Dataspace P.S.A. | PL |
| AS50300 | INTERFIBER- | GB |
| AS48362 | VARNA-IX Internet Exchange Point | AT |
| AS46650 | COASTAL-LINK - Coastal-link Communications LLC | GD |
| AS45629 | LTITL-AS-AP LTIMINDTREE LIMITED | TH |
| AS45430 | VELHOST-AS-AU Web Hosting Oranisation | TH |
| AS38082 | PSC-NZ-AP Public Services Commission | TH |
| AS38001 | SVMHS-TRANSIT-AS-AP St Vincents & Mater Health Sydney | SG |
| AS37904 | NTTE-NGN-AS NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | JP |
| AS37721 | CAMIX-Peering-AS | BF |
| AS37662 | BillyRonks-Global-AS | MU |
| AS37545 | WINROCK- | BI |
| AS37282 | EGYPTIAN-BANK | NG |
| AS37100 | OrangeLiberia | MU |
| AS36974 | interswitch | CI |
| AS36183 | CISCO-IOT - Cisco IoT | US |
| AS35994 | PAULSON-CO - Paulson & CO. INC. | US |
| AS34927 | PANKERL-MEDIA | CH |
| AS34549 | TELESMART-AS | DE |
| AS34224 | ZONER-AS | BG |
| AS34164 | BBC-RD-NONUK-AS British Broadcasting Corporation, R&D Projects, Non-UK | NL |
| AS33905 | CROC-AS | NL |
| AS33891 | NCPLG-AS Autonomous System | DE |
| AS33667 | CMCS - Comcast Cable Communications, LLC | US |
| AS33650 | INTERNET-LLC - Patriot Broadband | US |
| AS32787 | CHARTER-32785-NA - Charter Communications LLC | US |
| AS31500 | KAERCHER-AS | AG |
| AS30997 | Galileo-Kenya | GH |
| AS30781 | INETKR-AS Krivoy Rog, Ukraine | FR |
| AS29632 | SAB-ASN | BG |
| AS29390 | ASN-BESTCOM Moscow, Russia | BG |
| AS27781 | Darcom S.A. | SX |
| AS26008 | EXODO - Exodo LLC | US |
| AS24955 | ASN-NETPLANET AS MACRO: AS-24953 customers | RU |
| AS24482 | EPWORTH-MULTIHOME-AU-AP Epworth Hospital | SG |
| AS24319 | POWERLINK-AS-AP Powerlink Queensland | SG |
| AS22773 | THE-COMMON-FUND - The Common Fund | US |
| AS21342 | CONTINGENCYNETWORKS | NL |
| AS20764 | BPH | RU |
| AS20562 | OPEN-PEERING-AS Open Peering Initiative, Amsterdam, The Netherlands | NL |
| AS20485 | TRANSTELECOM Moscow, Russia | RU |
| AS18734 | Operbes, S.A. de C.V. | MX |
| AS17639 | CONVERGE-AS Converge ICT Solutions Inc. | PH |
| AS17204 | AKAMAI-NOMINUM-ASN - Akamai Technologies, Inc. | US |
| AS16625 | AKAMAI-AS - Akamai Technologies, Inc. | US |
| AS15924 | BORUSANTELEKOM-AS | TR |
| AS14840 | BR.Digital Telecom | BR |
| AS13030 | INIT7 | CH |
| AS12956 | TELXIUS TELXIUS Cable | ES |
| AS12779 | ITGATE | IT |
| AS12389 | ROSTELECOM-AS PJSC Rostelecom. Technical Team | RU |
| AS12297 | TELECOM-ARMENIA Telecom Armenia AS | AM |
| AS12222 | AKAMAI - Akamai Technologies, Inc. | US |
| AS11845 | Vox-Telecom | ZA |
| AS9957 | KINX-AS KINX | KR |
| AS9930 | TTNET-MY TIME dotCom Berhad No. 14, Jalan Majistret U126 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia | MY |
| AS9924 | TFN-TW Taiwan Fixed Network, Telco and Network Service Provider. | TW |
| AS9790 | TWO-DEGREES-AS-AP Two Degrees Networks Limited | NZ |
| AS9498 | BBIL-AP BHARTI Airtel Ltd. | IN |
| AS9304 | HUTCHISON-AS-AP HGC Global Communications Limited | HK |
| AS9299 | IPG-AS-AP Philippine Long Distance Telephone Company | PH |
| AS9002 | RETN-AS | GB |
| AS8966 | ETISALAT-AS P.O. Box 1150, Dubai, U | AE |
| AS8551 | BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone | IL |
| AS8359 | MTS | RU |
| AS8220 | COLT COLT Technology Services Group Limited | GB |
| AS8151 | UNINET | MX |
| AS7474 | OPTUSCOM-AS01-AU SingTel Optus Pty Ltd | AU |
| AS7473 | SINGTEL-AS-AP Singapore Telecommunications Ltd | SG |
| AS7018 | ATT-INTERNET4 - AT&T Enterprises, LLC | US |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS6830 | LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, aka AORTA | NL |
| AS6762 | SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. | IT |
| AS6461 | ZAYO-6461 - Zayo Bandwidth | US |
| AS6453 | AS6453 - TATA COMMUNICATIONS AMERICA INC | US |
| AS6147 | INTEGRATEL PERU S.A.A. | PE |
| AS6128 | CABLE-NET-1 - Cablevision Systems Corp. | US |
| AS4804 | MPX-AS Microplex PTY LTD | AU |
| AS4788 | TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD. | MY |
| AS4766 | KIXS-AS-KR Korea Telecom | KR |
| AS4760 | HKTIMS-AP HKT Limited | HK |
| AS4755 | TATACOMM-AS TATA Communications formerly VSNL is Leading ISP | IN |
| AS4713 | OCN NTT DOCOMO BUSINESS,Inc. | JP |
| AS4670 | HYUNDAI-KR Shinbiro | KR |
| AS4651 | NTPCL-AS-AP National Telecom Public Company Limited | TH |
| AS4648 | SPARK-NZ Global-Gateway Internet | NZ |
| AS4637 | ASN-TELSTRA-GLOBAL Telstra Global | HK |
| AS3741 | NTT-DATA-Inc | ZA |
| AS3491 | PCCWG-APAC-HK PCCW Global HK Ltd. | HK |
| AS3462 | HINET Data Communication Business Group | TW |
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
| AS3333 | RIPE-NCC-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC | NL |
| AS3320 | DTAG Internet service provider operations | DE |
| AS3257 | GTT-BACKBONE GTT | US |
| AS3216 | SOVAM-AS | RU |
| AS2914 | NTT-DATA-2914 - NTT America, Inc. | US |
| AS2516 | KDDI KDDI CORPORATION | JP |
| AS2116 | GLOBALCONNECT-AS2116 | NO |
| AS1836 | GREEN green.ch AG Autonomous System | CH |
| AS1764 | NEXTLAYER-AS | AT |
| AS1299 | TWELVE99 Arelion, fka Telia Carrier | SE |
| AS1273 | CW Vodafone Group PLC | — |
| AS1221 | ASN-TELSTRA Telstra Limited | AU |
| AS701 | UUNET - Verizon Business | US |
| AS513 | CERN | CH |
Blast radius
Approximate count of dependent hostnames if AS20940 disappeared from the routing table.
~86,710 hostnames depend on this network.Sampled from 10 prefixes, snapshot Wed, 20 May 2026 23:31:47 GMT.
MOAS / hijack watch
Prefixes routed by AS20940 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 AS20940 is unique to AS20940 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS20940.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS20940"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.