Autonomous System
AS209 — CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC(US)
Last fetched
AS209 is an Autonomous System operated by CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC and registered in US. As of Mon, 13 Jul 2026 20:27:05 GMT, it announces 1,655 routed IP prefixes and peers with 205 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS209 announces 1,655 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 8.15.5.0/24
- 24.223.60.0/24
- 24.223.74.0/23
- 52.119.16.0/20
- 52.119.26.0/24
- 52.119.28.0/24
- 63.144.0.0/12
- 63.152.0.0/16
- 63.153.0.0/18
- 63.153.128.0/17
- 63.155.0.0/19
- 63.155.0.0/16
- 63.224.0.0/21
- 63.224.10.0/23
- 63.224.16.0/21
- 63.224.25.0/24
- 63.224.26.0/23
- 63.224.32.0/21
- 63.224.40.0/22
- 63.224.44.0/24
- 63.224.46.0/23
- 63.224.48.0/24
- 63.224.51.0/24
- 63.224.54.0/23
- 63.224.56.0/22
Peering ecosystem
205 distinct peers via BGP. The first 200 (alphabetical) are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS10370 | NORTHWEST-AIRLINES - Northwest Airlines | US |
| AS10599 | MCKESSON - McKesson Corp. | US |
| AS10695 | WAL-MART - Wal-Mart Stores, Inc. | US |
| AS10780 | PURE-STORAGE - Pure Storage, INC. | US |
| AS10966 | ALASKA-AIR - Alaska Airlines, Inc. | US |
| AS11255 | — | US |
| AS11651 | AS-TKCHOLDINGS-LLC - Centric Group, LLC | US |
| AS11857 | AEGONUSA - Money Services, Inc. | US |
| AS11985 | ASN-SSA - Social Security Administration | US |
| AS12086 | DT-MICRO - DT Micro, inc. | US |
| AS12113 | DAWN-FOOD-PRODUCTS - Dawn Food Products, Inc. | US |
| AS12156 | AURORA-COLORADO - City of Aurora Colorado | US |
| AS12238 | AECOM - AECOM | US |
| AS13325 | STOMI - Michigan State Government | US |
| AS13476 | MSU-BOZEMAN - Montana State University | US |
| AS13485 | GCU - Grand Canyon University | US |
| AS13516 | CTCA1336 - Cancer Treatment Centers of America, Inc. | US |
| AS13566 | — | US |
| AS13659 | INTERTECH - INTERTECH CORPORATION | US |
| AS13684 | ASN-MEDTRONIC-1 - Medtronic, Incorporated | US |
| AS13813 | BROADSOFT-INC-NORTH-AMERICA - BroadSoft, Inc. | US |
| AS13866 | CCOUNTRY - Computer Country | US |
| AS13978 | WHBE-OLYMPIA - Washington Health Benefit Exchange | US |
| AS1401 | DBI-CMH1 - DSW Information Technology LLC. | US |
| AS14242 | AS-NETBLK-COC - City of Chandler | US |
| AS14438 | USA-CHOICE-OIL-CITY - U S A CHOICE INTERNET SERVICES CO. | US |
| AS1446 | TPC-1 - Tutor Perini Corporation | US |
| AS14622 | AS-14622-CHI - GoFIBER | US |
| AS14848 | DOOSAN-INFORMATION-COMMUNICATIONS-AMERICA - DOOSAN INFORMATION AND COMMUNICATIONS AMERICA, LLC | US |
| AS14899 | MOBILEXUSA - MobilexUSA | US |
| AS14921 | CENTURYLINK-LEGACY-EMBARQ-HDRV - CenturyLink Communications, LLC | US |
| AS15305 | SYRINGANETWORKS - Syringa Networks, LLC | US |
| AS16491 | VIASAT - ViaSat, Inc. | US |
| AS16546 | — | — |
| AS16741 | CITY-OF-LAKELAND - City Of Lakeland | US |
| AS16756 | ABCV16756 - ABC Virtual Communications, Inc. | US |
| AS16871 | MCDONAGHBROTHERS - McDonagh Bros. Inc. | US |
| AS17094 | MUTOMAHA-I - Mutual of Omaha Insurance Company | US |
| AS17150 | AFCU - America First Credit Union | US |
| AS17385 | ORBITEL - Orbitel Communications, LLC | US |
| AS17402 | CENTURYLINK-LEGACY-EMBARQ-CHSK - CenturyLink Communications, LLC | US |
| AS18500 | PACCAR - PACCAR INFORMATION TECHNOLOGY DIVISION | US |
| AS18530 | ISOMEDIA-1 - Isomedia, Inc. | US |
| AS18693 | UCH-CENTRAL - University of Colorado Hospital | US |
| AS19013 | — | — |
| AS19149 | US-SIGNAL-IA01 - US Signal Company, L.L.C. | US |
| AS19390 | JHC - JH Compunet | US |
| AS19800 | GCPUD-ORG - Grant County Public Utility District | US |
| AS19886 | BOFABROKERDEALERSVCS - Bank of America, National Association | US |
| AS20380 | 20380 - Apex Systems, LLC | US |
| AS210 | WEST-NET-WEST - Utah Education Network | US |
| AS21509 | APOLLONYC - Apollo Management, L.P. | US |
| AS21660 | BAXALTA - Baxalta Incorporated | US |
| AS21803 | CEDAR-NETWORKS - Cedar Networks | US |
| AS21904 | POWER1COM - PowerOne | US |
| AS22032 | ORC-KEYLARGO - Ocean Reef Club, Inc. | US |
| AS22097 | KLGATES - K&L Gates, LLP | US |
| AS22134 | PETSMART - PetSmart LLC | US |
| AS22310 | LOI - LIFE Outreach International | US |
| AS22317 | F5-NETWORKS - F5, Inc. | US |
| AS22522 | ULALAUNCH - United Launch Alliance, LLC | US |
| AS22523 | NMCOURTS-ASN - State of NM Administrative Office of the Courts | US |
| AS22561 | CENTURYLINK-LEGACY-LIGHTCORE - CenturyLink Communications, LLC | US |
| AS23099 | SPR - DM Petroleum Operations Company | US |
| AS23173 | VOYA-FINANCIAL - CITISTREET | US |
| AS23255 | PACIFICORP - Pacificorp | US |
| AS25621 | ASN-GENESIS - Genesis Health System | US |
| AS25628 | CDP - Collier County Clerk of the Circuit Court | US |
| AS25825 | PVH-ASN-1 - Poudre Valley Health Care, Inc. | US |
| AS25992 | LVMPD - Las Vegas Metropolitan Police Department | US |
| AS26151 | ARTHREXINC - Arthrex Inc. | US |
| AS26343 | SPT-ASN-001 - Global Payments Inc. | US |
| AS26485 | IHG-ASN - Six Continents Hotels, Inc. | US |
| AS26791 | BADC-CLOUD - Synopsys Inc. | US |
| AS26848 | PFG-ASN-1 - Principal Financial Group, Inc. | US |
| AS26891 | NEWCLOUD - Otava, LLC | US |
| AS26931 | SCHONFELD-NET - Schonfeld Strategic Techworx, LLC. | US |
| AS26959 | TRIZETTO-AS - Cognizant Trizetto Software Group, INC. | US |
| AS27013 | GOLDBERG-LINDSAY - Goldberg Lindsay | US |
| AS27202 | CBK-AS - City of Bardstown, Kentucky | US |
| AS27285 | — | US |
| AS27554 | VA - 1010Data, Inc. | US |
| AS27592 | RPI-BGP - Reliable Parts Inc. | US |
| AS297 | AS297 - National Aeronautics and Space Administration | US |
| AS29842 | ETSU-NET - East Tennessee State University | US |
| AS29989 | URM-AS1 - URM Stores Inc | US |
| AS30089 | EASTMANCU-KPT - Eastman Credit Union | US |
| AS30221 | T3COM - T3 Communications, Inc. | US |
| AS30309 | IEXPOSURE-AS - Internet Exposure, Inc. | US |
| AS30667 | WHEELERSLC - WHEELER MACHINERY CO. | US |
| AS31752 | HEI-30-31752 - Heartland Express, Inc. of Iowa | US |
| AS32083 | OMNISPRING - Omnispring, LLC | US |
| AS32153 | SHORTSTRAVELMGM - Shorts Travel Management | US |
| AS32175 | RTD-DENVER - REGIONAL TRANSPORTATION DISTRICT | US |
| AS32904 | KAJEET-ARTERRA-OTARRIS - Arterra Mobility | US |
| AS33222 | AS33222 - Ashley Furniture Industries, Inc. | US |
| AS33255 | HAMDEN-ASN - Hampden-Sydney College | US |
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
| AS3561 | CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC | US |
| AS3573 | ACCENTURE - Accenture LLP | US |
| AS36012 | HUNTER-COMM - HUNTER COMMUNICATIONS | US |
| AS36093 | PHILLONGDEALERSHIPSASN - Phil Long Dealerships | US |
| AS36163 | HILLCO-LTD - HILLCO, LTD | US |
| AS36467 | MAINLINE-INFORMATION-SYSTEMS - Mainline Information Systems Inc. | US |
| AS36566 | WBAL-TV - Hearst-Argyle Television, Inc. | US |
| AS36596 | FACC - Florida Association of Court Clerks, Inc. | US |
| AS36769 | WGAL-TV - Hearst-Argyle Television, Inc. | US |
| AS36811 | WIZTECH-INTERNET - Wiztech Internet | US |
| AS3743 | ARCEL-2 - Cleveland Cliffs Steel LLC | US |
| AS3909 | CENTURYLINK-LEGACY-QWEST-VDOC - CenturyLink Communications, LLC | US |
| AS393355 | SISA - SAMSUNG RESEARCH AMERICA, INC. | US |
| AS393738 | CAMEO-GLOBAL - Cameo Solutions | US |
| AS393860 | AVISYSTEMS - AVI SYSTEMS INC | US |
| AS393863 | DMA-IND-DC - DMA | US |
| AS393917 | CVE - Cache Valley Electric Company | US |
| AS394046 | JWKFO - JELD WEN | US |
| AS394329 | UT-COURTS - STATE OF UTAH COURTS | US |
| AS394515 | MKT-CH2-NOC - Market Track LLC | US |
| AS394709 | HE-AS1 - HealthEdge Software, Inc. | US |
| AS394859 | VBCS - Valparaiso Broadband Communication Systems | US |
| AS395030 | TLC - The Lamar Company, LLC | US |
| AS395036 | CITYOFSANIBEL - City of Sanibel | US |
| AS395051 | POWDR-CORP - POWDR CORP | US |
| AS395143 | FMG-AS-1 - Fire Mountain Gems and Beads Inc. | US |
| AS395562 | FIREBALLWIRELESS - Fireball Wireless LLC | US |
| AS395617 | PLYMOUTH - Plymouth Poultry Company | US |
| AS395696 | INTOXALOCK - Intoxalock | US |
| AS395702 | FIN-REC1 - Financial Recovery Services, Inc. | US |
| AS395857 | MIHS - Maricopa Integrated Health System | US |
| AS395918 | SIL-MAIN-AS - Sandestin Investments LLC | US |
| AS396135 | AS-WOODMENLIFE-1 - Woodmen of the World Life Insurance Society | US |
| AS396175 | PSC - PEGASUS SOLUTIONS COMPANIES | US |
| AS396312 | FHC - Richmond Memorial Hospital | US |
| AS396314 | — | — |
| AS396402 | MULTICARE-HEALTH-SYSTEM - MultiCare Health System | US |
| AS396908 | LAURENS-TECHNOLOGIES-INTERNET-SERVICES - Laurens Technologies Internet Services | US |
| AS396951 | TC-EQ-DA3 - TransCanada Pipelines Limited | US |
| AS396954 | ZSS - The Root Group, Inc. | US |
| AS396960 | TC-EQ-CH2 - TransCanada Pipelines Limited | US |
| AS397041 | SEVERANCE-CO-LIGHTGIG - Lightgig Communications LLC | US |
| AS397045 | DBMGMT-AS1 - D. Brown Management | US |
| AS397174 | APPLIED-PREDICTIVE-TECHNOLOGIES - Applied Predictive Technologies, Inc. | US |
| AS397261 | ENDELL-ST - H CLUB LOS ANGELES | US |
| AS397329 | CSCI-3662 - Central Security Communications, Inc. | US |
| AS397393 | REHNAS01 - A W Rehn & Associates Inc. | US |
| AS397524 | NRM-NORTHRIVERMIDSTREAMINC-01 - Northriver Midstream Inc. | CA |
| AS397691 | CGMUS - CompuGroup Medical Inc. | US |
| AS398164 | WHITEFISHCU-CO - WHITEFISH CREDIT UNION ASSOCIATION | US |
| AS398241 | CELLNETIX - CELLNETIX LABS LLC | US |
| AS398331 | 1FBUSA-PROD - 1st Financial Bank USA | US |
| AS398459 | ROGUECU-ORG-01 - Rogue Credit Union | US |
| AS399118 | OPB-MACADAM-01 - Oregon Public Broadcasting | US |
| AS399184 | COLVILLE-ASN-01 - Confederated Tribes of the Colville Reservation | US |
| AS399210 | TSAUSWPDCPHX - The Salvation Army | US |
| AS399965 | UTAH-JAZZ - Jazz Basketball Investors LLC | US |
| AS400008 | ZOOT - Zoot Enterprises, Inc. | US |
| AS400383 | HUMBLE-BRIDGER-1 - Denson Technologies | US |
| AS400445 | NUSENDA-ADMIN-01 - NUSENDA FEDERAL CREDIT UNION | US |
| AS400988 | SLCO-ASN-01 - Salt Lake County | US |
| AS4015 | CENTURYLINK-LEGACY-QWEST-SPA-OMAHA - CenturyLink Communications, LLC | US |
| AS401668 | ROGERSNETWORKS - IPM Computers LLC | US |
| AS401915 | GSDRE2ASN - Garfield School District No. RE-2 | US |
| AS402260 | — | US |
| AS40451 | ASN-BOP - Board of Pensions of the Evangelical Lutheran Church in America | US |
| AS40766 | EQUINOX-PAYMENTS - Equinox Payments | US |
| AS40879 | LOS-ALAMOS-COUNTY - Incorporated County of Los Alamos | US |
| AS4296 | CENTURYLINK-MTIPS3-BUR - CenturyLink Communications, LLC | US |
| AS4297 | CENTURYLINK-MTIPS4-HLR - CenturyLink Communications, LLC | US |
| AS4539 | SEL-AS - Schweitzer Engineering Laboratories, Inc. | US |
| AS45625 | — | IN |
| AS4566 | CYRACOM-INTERNATIONAL-ASN - CYRACOM INTERNATIONAL INC | US |
| AS46111 | EDINA-REALTY-HOME-SERVICES - Edina Realty, Inc. | US |
| AS46137 | AAA-MWG-IO - AAA-Arizona, Inc. | US |
| AS46182 | VAROLII - Microsoft Corporation | US |
| AS46453 | ABBOTT-AS46453 - Abbott Laboratories | US |
| AS46988 | MICA-AS - Maryland Institute College of Art | US |
| AS47031 | CITY-CVILLE-VA - City of Charlottesville | US |
| AS4911 | CENTURYLINK-LEGACY-QWEST-SPA-MARION - CenturyLink Communications, LLC | US |
| AS53282 | SKYWAVE - Skywave Wireless, Inc. | US |
| AS53687 | DNI-AS - DataComm Networks Inc. | US |
| AS53853 | JAMA-ASN - Jama Software, Inc. | US |
| AS53915 | SEI - SECURITY EQUIPMENT INC | US |
| AS54119 | WHITESKY-COMMUNICATIONS-2 - WhiteSky Communications, LLC. | US |
| AS54244 | ICS - ICSolutions | US |
| AS54427 | NETTA-2-54427 - NetTally, Inc | US |
| AS54538 | PAN0001 - PALO ALTO NETWORKS | US |
| AS54806 | LRMCOM1 - Lrm-Com, Inc. | US |
| AS54924 | NAROPA-UNIVERSITY-BOULDERMAIN - NAROPA UNIVERSITY | US |
| AS54983 | FSRLAS-01 - FirstService Residential, Inc. | US |
| AS55131 | TCD-INC - Special Operations Command | US |
| AS6223 | CENTURYLINK-MTIPS1-STN - CenturyLink Communications, LLC | US |
| AS6224 | CENTURYLINK-MTIPS2-CHI - CenturyLink Communications, LLC | US |
| AS62520 | EMASON-ASN - eMASON, Inc | US |
| AS62566 | STARBUCKS - Starbucks Coffee Company | US |
| AS62645 | SNAPNAMES - SNAPNAMES.COM, INC. | US |
| AS62801 | — | — |
| AS63169 | BMA - BMA MANAGEMENT SUPPORT CORPORATION | US |
| AS63355 | SALMON-BAY-TECHNOLOGY-01 - SALMON BAY TECHNOLOGY | US |
| AS63486 | — | US |
| AS6373 | OPUS1 - Opus One | US |
Blast radius
Count of dependent hostnames if AS209 disappeared from the routing table.
≥517,688 hostnames depend on this network.Verified lower bound — counted across 50 of 1,656 announced prefixes. The true total is at least this many. Snapshot Sat, 04 Jul 2026 06:00:31 GMT.
MOAS / hijack watch
Prefixes routed by AS209 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 AS209 is unique to AS209 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS209.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS209"})-[: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.