206208 looking glass

AS33287 Comcast Cable Communications, LLC 🇺🇸 US

Announcing 354 prefixes, seen at the RIS collectors.

IPv4 prefixes
46
14,080 (55 × /24)
IPv6 prefixes
308
308 × /48
Upstreams
1
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
129
transit customers observed
Customer cone
142
ASes reachable through it

Registry and operator data

AS number
AS33287
Name
Comcast Cable Communications, LLC
Organisation
Comcast - Freedom West (Philadelphia)
Country
🇺🇸 US
RIR
ARIN
Allocated
2004-11-16
Network type
Cable/DSL/ISP
Scope
Regional
Peering policy
Open
PeeringDB
net/10094

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

341 valid (96.3%) 1 invalid (0.3%) 12 no ROA (3.4%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS7922 Comcast Cable Communications, LLC 🇺🇸 US 27,978 426 14,786 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 71,469 2,088 1,214 CAIDA

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS36253 Delaware County Intermediate Unit 🇺🇸 US 5 1 123 CAIDA
AS36412 Drexel University 🇺🇸 US 5 0 28 CAIDA
AS34 University of Delaware 🇺🇸 US 3 2 99 CAIDA
AS26881 DaSTOR LLC 🇺🇸 US 2 15 88 CAIDA
AS21669 New Jersey State Library 🇺🇸 US 2 25 63 CAIDA
AS17035 NBCUniversal 🇺🇸 US 2 38 42 CAIDA
AS25843 EvolveIP, LLC 🇺🇸 US 2 24 28 CAIDA
AS397380 Temple University Health System, Inc. 🇺🇸 US 0 17 436 CAIDA
AS16958 Bucks County Intermediate Unit #22 🇺🇸 US 0 7 266 CAIDA
AS14539 Vantage Labs LLC 🇺🇸 US 0 4 152 CAIDA
AS15243 Widener University 🇺🇸 US 0 4 114 CAIDA
AS19576 Eastern University 🇺🇸 US 0 6 106 CAIDA
AS395503 ComTec Cloud 🇺🇸 US 0 3 95 CAIDA
AS19826 UNIVERSAL HEALTH SERVICES 🇺🇸 US 0 4 80 CAIDA
AS33261 Power Home Remodeling LLC 🇺🇸 US 0 5 79 CAIDA
AS11826 Regional Information Sharing Systems 🇺🇸 US 0 3 76 CAIDA
AS22641 Novo Nordisk Pharmaceutical, Inc. 🇺🇸 US 0 7 76 CAIDA
AS11205 City of Philadelphia 🇺🇸 US 0 3 75 CAIDA
AS4985 PHILADELPHIA GAS WORKS 🇺🇸 US 0 2 75 CAIDA
AS40177 The Institutes 🇺🇸 US 0 2 74 CAIDA
AS26764 The Robert Wood Johnson Foundation 🇺🇸 US 0 5 68 CAIDA
AS46274 Penn Medicine 🇺🇸 US 0 2 64 CAIDA
AS397986 Pennsylvania Convention Center Authority 🇺🇸 US 0 7 59 CAIDA
AS53291 WSFS Bank 🇺🇸 US 0 2 57 CAIDA
AS30330 Automotive Rentals, Inc. 🇺🇸 US 0 3 51 CAIDA
AS54986 1-800-Flowers.com, Inc. 🇺🇸 US 0 2 50 CAIDA
AS13913 Affiliated Monitoring, Inc. 🇺🇸 US 0 8 45 CAIDA
AS36040 Google (Global Cache) 🇺🇸 US 0 86 42 CAIDA
AS26450 CTDI 🇺🇸 US 0 2 42 inferred
AS40471 Incyte Corporation 🇺🇸 US 0 2 42 CAIDA
AS36679 - 0 1 41 CAIDA
AS64287 IPS-INTEGRATED PROJECT SERVICES, LLC 🇺🇸 US 0 1 41 CAIDA
AS394916 Philadelphia International Airport 🇺🇸 US 0 2 41 CAIDA
AS400843 Audacy 🇺🇸 US 0 1 41 CAIDA
AS32949 UNITED REFRIGERATION INC 🇺🇸 US 0 2 40 CAIDA
AS62541 Vishay Intertechnology, Inc. 🇺🇸 US 0 3 40 CAIDA
AS53434 SRI International 🇺🇸 US 0 1 38 CAIDA
AS53373 Mathematica, Inc. 🇺🇸 US 0 6 38 CAIDA
AS393228 City of Vineland Board of Education 🇺🇸 US 0 1 38 CAIDA
AS33575 The Franklin Institute Science Museum 🇺🇸 US 0 2 38 CAIDA
AS54485 Philadelphia College of Osteopathic Medicine 🇺🇸 US 0 3 38 CAIDA
AS14531 Lockheed Martin Corporation 🇺🇸 US 0 1 38 CAIDA
AS399885 Evans & Sutherland Computer Corporation 🇺🇸 US 0 8 38 CAIDA
AS397401 William Hill 🇺🇸 US 0 1 38 CAIDA
AS20390 Feith Systems and Software, Inc. 🇺🇸 US 0 1 38 CAIDA
AS21897 Virtua Health 🇺🇸 US 0 1 38 CAIDA
AS401071 Sea Box, Inc. 🇺🇸 US 0 1 38 CAIDA
AS11396 Williams Information Technology LLC 🇺🇸 US 0 25 38 CAIDA
AS36350 The Devereux Foundation 🇺🇸 US 0 2 38 CAIDA
AS62958 ADT LLC 🇺🇸 US 0 19 37 CAIDA
AS17003 Zoetis Inc. 🇺🇸 US 0 6 37 CAIDA
AS23062 J.W. Pepper & Son, Inc. 🇺🇸 US 0 1 37 CAIDA
AS393516 EDM Americas 🇺🇸 US 0 2 37 CAIDA
AS33615 Envision Healthcare Holdings, Inc 🇺🇸 US 0 1 36 CAIDA
AS16758 Ricoh USA, Inc. 🇺🇸 US 0 32 36 CAIDA
AS54568 Brandywine Global Investments 🇺🇸 US 0 1 33 CAIDA
AS13339 - 0 1 33 CAIDA
AS31836 United States Liability Insurance Group 🇺🇸 US 0 1 32 CAIDA
AS33014 MARLIN LEASING CORPORATION 🇺🇸 US 0 2 30 CAIDA
AS22638 The Philadelphia Orchestra Association 🇺🇸 US 0 1 30 CAIDA
AS32691 Corporation Service Company 🇺🇸 US 0 1 30 CAIDA
AS26998 NFI Industries, Inc 🇺🇸 US 0 2 28 CAIDA
AS1642 Colorcon Inc 🇺🇸 US 0 2 26 CAIDA
AS53750 Neumann University 🇺🇸 US 0 1 24 CAIDA
AS11731 Weston Solutions, Inc. 🇺🇸 US 0 2 22 CAIDA
AS62644 NBC Sports Network 🇺🇸 US 0 4 21 CAIDA
AS54544 Woodward McCoach Inc. 🇺🇸 US 0 1 21 CAIDA
AS401539 Corvex, Inc. 🇺🇸 US 0 2 19 CAIDA
AS393307 Cooper University Hospital 🇺🇸 US 0 2 19 CAIDA
AS15038 The Cambridge Incubator, LLC 🇺🇸 US 0 10 19 CAIDA
AS19677 NJTRANSIT 🇺🇸 US 0 6 18 CAIDA
AS30302 ASPEN DENTAL MANAGEMENT, INC. 🇺🇸 US 0 3 18 CAIDA
AS397589 AMEREAM NJP, LLC 🇺🇸 US 0 1 18 CAIDA
AS32342 Genex Services Inc 🇺🇸 US 0 6 18 CAIDA
AS2928 Burlington Coat Factory Warehouse 🇺🇸 US 0 7 14 CAIDA
AS21672 Customized Energy Solutions, Ltd. 🇺🇸 US 0 1 13 CAIDA
AS11267 Peirce-Phelps, Inc. 🇺🇸 US 0 1 11 CAIDA
AS36533 Computer Solutions 🇺🇸 US 0 1 11 CAIDA
AS7328 The Children's Hospital of Philadelphia 🇺🇸 US 0 4 11 CAIDA
AS53532 Cinnaminson Township Public Schools 🇺🇸 US 0 1 11 CAIDA
AS46363 Holy Family University 🇺🇸 US 0 1 10 CAIDA
AS13550 Reconstructive Orthopaedic Associates II LLC 🇺🇸 US 0 1 9 CAIDA
AS3778 Temple University 🇺🇸 US 0 3 9 CAIDA
AS18583 Hatteras CPC 🇺🇸 US 0 2 9 CAIDA
AS22774 - 0 1 9 CAIDA
AS26142 MANNINGTON MILLS 🇺🇸 US 0 1 9 inferred
AS30183 Hard Rock Hotel and Casino Atlantic City 🇺🇸 US 0 1 9 CAIDA
AS30597 A.M. Best Company 🇺🇸 US 0 1 9 CAIDA
AS33607 Weidenhammer Systems Corp. 🇺🇸 US 0 3 9 CAIDA
AS46424 New Jersey Turnpike Authority 🇺🇸 US 0 4 9 CAIDA
AS54282 Johnson & Johnson 🇺🇸 US 0 3 9 CAIDA
AS394096 Cape Regional Medical Center, Inc. 🇺🇸 US 0 1 9 CAIDA
AS394206 Deborah Heart and Lung Center 🇺🇸 US 0 1 9 CAIDA
AS398743 The Nemours Foundation 🇺🇸 US 0 8 9 CAIDA
AS63193 Atlanticare Health System Inc. 🇺🇸 US 0 1 8 CAIDA
AS54481 County of Chester 🇺🇸 US 0 3 8 CAIDA
AS11911 The Bank of New York Mellon Corporation 🇺🇸 US 0 52 8 CAIDA
AS33141 NOC SERVICES CORP. 🇺🇸 US 0 2 7 CAIDA
AS18842 Business Information Group, Inc. 🇺🇸 US 0 4 6 CAIDA
AS33523 Rowan University 🇺🇸 US 0 1 5 CAIDA
AS40159 Princeton Public Schools 🇺🇸 US 0 1 4 CAIDA
AS36035 Intellicomm Inc. 🇺🇸 US 0 1 4 CAIDA
AS62598 Re-invent Telecom, LLC 🇺🇸 US 0 5 4 CAIDA
AS393500 Germantown Friends School 🇺🇸 US 0 1 4 CAIDA
AS25801 Automated Financial Systems 🇺🇸 US 0 4 4 CAIDA
AS32752 Young Conaway Stargatt & Taylor, LLP 🇺🇸 US 0 1 3 CAIDA
AS30293 SOUTHCO INC 🇺🇸 US 0 1 3 CAIDA
AS26647 Movers Specialty Service 🇺🇸 US 0 1 3 CAIDA
AS46213 LS Power Development, LLC 🇺🇸 US 0 1 3 CAIDA
AS393687 Delaware River and Bay Authority 🇺🇸 US 0 1 3 CAIDA
AS22755 Davis Vision Inc. 🇺🇸 US 0 1 3 CAIDA
AS22444 United States Cold Storage Inc. 🇺🇸 US 0 2 3 CAIDA
AS46909 Philadelphia Federal Credit Union 🇺🇸 US 0 1 3 CAIDA
AS46807 County of Gloucester 🇺🇸 US 0 3 3 CAIDA
AS1620 doeLEGAL, Inc. 🇺🇸 US 0 2 2 CAIDA
AS394396 Listrak 🇺🇸 US 0 2 2 CAIDA
AS32377 Stevens Capital Management LP 🇺🇸 US 0 1 2 CAIDA
AS33257 Expert Service Providers LLC 🇺🇸 US 0 4 2 CAIDA
AS21504 The Bessemer Group, Inc. 🇺🇸 US 0 20 2 CAIDA
AS19851 Doylestown Hospital 🇺🇸 US 0 1 2 CAIDA
AS19691 888 US Inc. 🇺🇸 US 0 2 2 CAIDA
AS54682 Citadel Federal Credit Union 🇺🇸 US 0 1 2 CAIDA
AS14290 Answering Service for Directors 🇺🇸 US 0 1 2 CAIDA
AS26917 The Coventry Group, Inc. 🇺🇸 US 0 1 2 CAIDA
AS401733 Wachter Technology Solutions 🇺🇸 US 0 1 2 CAIDA
AS14529 Saint Joseph's University 🇺🇸 US 0 1 2 CAIDA
AS46139 Metasource LLC 🇺🇸 US 0 2 2 CAIDA
AS400088 Wawa Inc. 🇺🇸 US 0 1 2 CAIDA
AS33430 Vantage Technologies Systems Integration, LLC 🇺🇸 US 0 3 2 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.