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Autonomous System

AS46887 — CROWNCASTLE-AS46887 - Crown Castle Fiber LLC(US)

Last fetched

AS46887 is an Autonomous System operated by CROWNCASTLE-AS46887 - Crown Castle Fiber LLC and registered in US. As of Thu, 21 May 2026 15:38:27 GMT, it announces 1,003 routed IP prefixes and peers with 965 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS46887Routing diversity10.0/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/46887

Routing footprint

AS46887 announces 1,003 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

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

Peer ASNOperatorCountry
AS0
AS18482CORASN01 - City of RaleighUS
AS18481BSWLHRICAS - BOCES Southern Westchester Lower Hudson Regional Information CenterUS
AS18440NCCI - National Council on Compensation Insurance, Inc.US
AS18438BROWNB - Brown Brothers Harriman & CompanyUS
AS18433ONESKY-FLIGHT-LLC - OneSkyUS
AS17407CHERRYROAD-TECH - CherryRoad Technologies, Inc.US
AS17369CHAPNET - Chapman UniversityUS
AS17357AS-DCI-31 - Development Corporation for IsraelUS
AS17344ENGLEW-AS17344 - Englewood Hospital and Medical CenterUS
AS17336GENDYN - General DynamicsUS
AS17311ECMC-BGP - Erie County Medical CenterUS
AS17270NYSTRS-AS1 - New York State Teachers Retirement SystemUS
AS17269NCFB-ASN - North Carolina Farm Bureau Mutual Insurance Company IncUS
AS17240CLASSMATES-1 - PeopleConnect, Inc.US
AS17210EVERYWHERE-WIRELESS-LLC - Everywhere Wireless, LLCUS
AS17189MITSUBISHI-UFJ-TRUST-BANKING - Mitsubishi UFJ Trust & Banking CorporationUS
AS17144NUANCE-NOD - Microsoft CorporationUS
AS17131OEM-CONTROLS - OEM Controls, Inc.US
AS17116BHPHOTO - B & H Foto & Electronics Corp.US
AS17103JRC-NETWORK-SERVICES - Jensen Research CorporationUS
AS17096SUMMITRACING - SUMMIT RACINGUS
AS17088CURRENEX - Currenex, Inc.US
AS17045NGA911-CALI-A - NGA 911US
AS17035NBCUNI-17035 - NBCUniversalUS
AS16978MOVIECLIPS - ZEFR, IncUS
AS16889STEVENS-TECH - Stevens Institute of TechnologyUS
AS16868PRAXAIR-INC - Linde Inc.US
AS16867BANDWIDTH-CORP - Bandwidth Inc.US
AS16813AMNH - American Museum of Natural HistoryUS
AS16764THE-RAINE-GROUP-LLC - The Raine Group LLCUS
AS16758RICOH USA - Ricoh USA, Inc.US
AS16719NASD - Financial Industry Regulatory Authority, Inc.US
AS16666
AS16657CROWNCASTLE-AS16657 - Crown Castle Fiber LLCUS
AS16639IRONBOW-ASN - Iron Bow Technologies, LLCUS
AS16590DGF-SERVICES - DGF Services, LLCUS
AS16533AS-SAFETY-INSURANCE - Safety Insurance CompanyUS
AS16504GRANITE - Granite Telecommunications LLCUS
AS16491VIASAT - ViaSat, Inc.US
AS16477NCL-203-16477 - Nielsen Consumer LLCUS
AS16407LINDEN-ADVISORS - Linden Investors LPUS
AS15277HILLINTL-USMRL1 - Hill International, Inc.US
AS15275GREENFIELDNET-WLT-CT - TOLUNA USA Inc.US
AS15231STARNOVA-LLC - Starnova LLCUS
AS15223TXWES - Texas Wesleyan UniversityUS
AS15205NCPDAS - Nassau County Police DepartmentUS
AS15053ROLL-GLOBAL-LLC - Roll Global LLCUS
AS15050RF-AS1 - The Rockefeller FoundationUS
AS15017MUFSD-ASN-01 - Malverne Union Free School DistrictUS
AS14864GREENWICH - NatWest Markets Securities Inc.US
AS14747LEE-COUNTY-CC - Lee County Clerk of CourtsUS
AS14740MAGNA5 - Magna5 MS LLCUS
AS14669RGTS-NY - Convergeone Unified Technology Solutions, Inc.US
AS14337CVMIN-AS1 - CVM, INCUS
AS14277GIGSTREEM - GiGstreemUS
AS14230INVOLTA - ARK Data Centers LLCUS
AS14210EDGECAST - Edgecast Inc.US
AS14136PCCC - PC Connection, Inc.US
AS14010JACKHENRY - Jack Henry & Associates, Inc.US
AS13990COUNTYOFORANGE - County of OrangeUS
AS13844SJRH - St. Johns Riverside HospitalUS
AS13817CCML-ASN - Cantillon Capital Management, LLCUS
AS138121999FISHERSYS - Fisher ScientificUS
AS13778JOHNSON-AND-JOHNSON - Johnson & JohnsonUS
AS13755SPJC - St. Petersburg CollegeUS
AS13748CSHL - Cold Spring Harbor LaboratoryUS
AS13697SHG-AS - Saber Healthcare Group LLCUS
AS13685ASN-RCSD-01 - Rochester City School DistrictUS
AS13655AXXESS-NETWORKS - Axxess Networks LLCUS
AS13615HVHS-AS - Heritage Valley Health SystemUS
AS13602I-EVOLVE-TECHNOLOGY-SERVICES-VTC - I-Evolve Technology ServicesUS
AS1359913599 - Eisai Inc.US
AS13592CROWNCASTLE-AS13592 - Crown Castle Fiber LLCUS
AS13588PAYCHEX - Paychex Inc.US
AS13550ROTHMAN-01 - Reconstructive Orthopaedic Associates II LLCUS
AS13532NEED-TO-KNOW-NEWS - Need To Know News, LLCUS
AS13524ARROW-ELECTRONICS - Arrow ElectronicsUS
AS13515PBA - Palm Beach Atlantic UniversityUS
AS13510BAYSTATEHEALTH - Baystate Health, Inc.US
AS13464CPLP-ASN - Centerbridge Partners, L.P.US
AS13460EARTHCAM - EarthCam, Inc.US
AS13426JUNO-DC-2 - Juno Online Services, Inc.US
AS13339
AS13313BARNES-AND-NOBLE - Barnes & Noble Inc.US
AS12265R2G-1 - Transaction Network Services, Inc.US
AS12245PRMC-ASN - Peninsula Regional Medical CenterUS
AS12236HANOVER - Hanover Insurance Group, Inc.US
AS12211OCNL-AS12211 - Operations & Compliance Network LLCUS
AS12205SCSD - Sachem Central School DistrictUS
AS12187MTAHQ1 - Metropolitan Transportation AuthorityUS
AS12184FORRESTER-RESEARCH - Forrester ResearchUS
AS12157ECM-ASN - Element Capital Management LLCUS
AS12099OAKWOOD-HEALTHCARE - OAKWOOD HEALTHCARE INCUS
AS12073CCSINET-1 - Contemporary Computer Services Inc.US
AS12024ASN-ACN - Advanced Corporate NetworkUS
AS11962EMPIRE5882300 - Empire Today LLCUS
AS11928HBGUSA - Hachette Book Group, Inc.US
AS11903LINCOLNSHIRE-MANAGEMENT - Lincolnshire Management, Inc.US
AS11860AEGIS-INSURANCE-SERVICES-INC - AEGIS Insurance Services, Inc.US
AS11817STAFFORDNET - Stafford Associates Computer Specialists, Inc.US
AS11813NATIXIS-NORTH-AMERICA-LLC - Natixis North America LLCUS
AS11790RANDOMHOUSE - Random House, Inc.US
AS11737NMSL-6 - Nu-Age Managed Services, LLCUS
AS11731AS11731 - Weston Solutions, Inc.US
AS11716WON-AS - William ONeil & CompanyUS
AS11713GBGDC-IP1 - Granite Block Global Data Center, IncUS
AS11692CWH - Carewise Health, Inc.US
AS11687CITY-OF-HOPE - City of Hope Medical CenterUS
AS11598RECOL-CT - CloudsmartUS
AS11534PHILA-SCHOOL-DISTRICT - The School District of PhiladelphiaUS
AS11516ASN-ESB - Eastern Suffolk BOCESUS
AS11490
AS11460ZALECORP - Zale Delaware, Inc.US
AS11402CCCAS-1 - Charlotte Colocation Center, LLcUS
AS11386HEALTH-AND-HOSPITAL-CORPORATION-OF-MARION-COUNTY - HEALTH AND HOSPITAL CORPORATION OF MARION COUNTYUS
AS11369STONEX - StoneX Group Inc.US
AS11302BSTAR - Brightstar Global Solutions CorporationUS
AS11296INDEPENDENT-HEALTH - Independent Health Association, Inc.US
AS11267PEIRCE-PHELPS - Peirce-Phelps, Inc.US
AS11245AS11245 - The Goodyear Tire & Rubber CompanyUS
AS11204KPCSD - Kings Park Central School DistrictUS
AS11188LACOUNTY-ISD - LOS ANGELES COUNTY - INTERNAL SERVICESDIVISIONUS
AS11140BEHRPROCESS - Behr ProcessUS
AS11123UIA - Ultimate Internet Access, IncUS
AS11074CROWNCASTLE-AS11074 - Crown Castle Fiber LLCUS
AS11047HHCC-ASN1 - Hartford HospitalUS
AS11042NTHL - NETWORK TRANSIT HOLDINGS LLCUS
AS10955WILPATERSON - WILLIAM PATERSON UNIVERSITYUS
AS10920JOHN-PAUL-CATHOLIC-UNIVERSITY - John Paul the Great Catholic UniversityUS
AS10806AFP-NET - AGENCE FRANCE PRESSEUS
AS10747EPIC-HOSTING - Epic Hosting, LLCUS
AS10701TNSC - Fiber Plus, IncUS
AS10694MONST-2AS - Monster Worldwide, Inc.US
AS10690NETSCOUT - NETSCOUT SYSTEMS INC.US
AS10661SF-FIN-LP - Steadfast Financial LPUS
AS10583CHIME - Connecticut Hospital Assoc.US
AS10558BIOLA---BIOLA-UNIVERSITY - Biola University, Inc.US
AS10554WESTERNU-POMONA - WESTERN UNIVERSITY OF HEALTH SCIENCESUS
AS10499IUMC-IT - Rochester Gas and Electric CorporationUS
AS10497WORLDBANK - IBRDUS
AS10411ESRI - Environmental Systems Research InstituteUS
AS10326WPI - Worcester Polytechnic InstituteUS
AS7828DRMSCPASN - Northland CommunicationsUS
AS7734TDBANK - Toronto Dominion BankCA
AS7455MOTO-INT1-AS - Motorists Mutual Insurance CompanyUS
AS7355MEITCA-AS - Mitsubishi Electric ITA HSLUS
AS7328CHOP - The Childrens Hospital of PhiladelphiaUS
AS7317CSPS-AS - The First Church of Christ, ScientistUS
AS7297AP-AS - The Associated PressUS
AS7227KPMGL-AS - KPMG LLPUS
AS7170MANHA-20 - Manhattan West, LLCUS
AS6646AETNA - Aetna, Inc.US
AS6620AS-6620 - AMA Communications, LLCUS
AS6461ZAYO-6461 - Zayo BandwidthUS
AS6404FACTSET - FactSet Research Systems, Inc.US
AS6372DCANET - DCANetUS
AS6363EXTREME-NETWORKS - Extreme Networks, Inc.US
AS6292MTAPD-GB - MTAPDUS
AS6254EGGINC - EG&G, Inc.US
AS6199COOPERUNION - Cooper UnionUS
AS6143AMERICANREGENT - American Regent, IncUS
AS6124MARIST - Marist UniversityUS
AS5790NETMARKET - Trilegiant CorporationUS
AS5777RIBBON - Ribbon Communications Operating Company, Inc.US
AS5755SIAM-ASN-01 - SIAMUS
AS5647ASN-KODAK - Eastman Kodak CompanyUS
AS5117INETNETWORK - iNet Communications, LLCUS
AS5080ARAMCO-AS - AramcoUS
AS4906FDS-01 - Frontline CommunicationsUS
AS4880LIFELINE-ASN - Lifeline Systems, CompanyUS
AS4597MILLIPORE - Millipore Corp.US
AS4511MIAMI-EDU - University of MiamiUS
AS4195SHAW - D. E. Shaw & Co. LPUS
AS4130UPITT-AS - University of PittsburghUS
AS3783AIU-ALLEGHENY-CONNECT-RWAN - Allegheny Intermediate UnitUS
AS3782SWARTHMORE - Swarthmore CollegeUS
AS3719CT-JIS - State of Connecticut Judicial BranchUS
AS3688HSS-1 - Hospital for Special SurgeryUS
AS3576AS-HODGSON-RUSS-NET - Hodgson Russ LLPUS
AS3360DXC-AS3360 - DXC US Latin America CorporationUS
AS3356LEVEL3 - Level 3 Parent, LLCUS
AS2768ERIE-COUNTY - The County of ErieUS
AS2650EOP-ASN - Executive Office Of The PresidentUS
AS2641TSRI-AS - The Scripps Research InstituteUS
AS2538IBM-PLP - IBMUS
AS2134GSVNET-AS GS Virtual Network ProdubanES
AS1932CONED - Consolidated Edison Co. of New York, Inc.US
AS1852UCDC-NET - University of California - Office of the PresidentUS
AS1757LEXIS-AS - RELX inc.US
AS1747IBMWATSON-AS - IBMUS
AS1617JLEM - Jacobs Levy Equity Management, Inc.US
AS1299TWELVE99 Arelion, fka Telia CarrierSE
AS1067HC-CB-216 - Hamilton County, OhioUS
AS1045ZS-ASSOCIATES - ZS Associates, IncUS
AS845SBA-CONNECT - SBA Connect, LLCUS
AS205MONTCLAIR-AS - Montclair State UniversityUS
AS186CUA-AS - The Catholic University of AmericaUS
AS167WESLEYAN-AS - Wesleyan UniversityUS
AS21RAND - The RAND CorporationUS

Blast radius

Approximate count of dependent hostnames if AS46887 disappeared from the routing table.

Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.

MOAS / hijack watch

Prefixes routed by AS46887 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 AS46887 is unique to AS46887 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS46887.

Cypher and MCP

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

MATCH (a:ASN {name: "AS46887"})-[: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.