206208 looking glass

AS7015 Comcast Cable Communications, LLC 🇺🇸 US

Announcing 540 prefixes, seen at the RIS collectors.

IPv4 prefixes
120
47,104 (184 × /24)
IPv6 prefixes
420
420 × /48
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
156
transit customers observed
Customer cone
170
ASes reachable through it

Registry and operator data

AS number
AS7015
Name
Comcast Cable Communications, LLC
Organisation
Comcast - New England
Country
🇺🇸 US
RIR
ARIN
Allocated
2001-12-20
Network type
Cable/DSL/ISP
Scope
Regional
Peering policy
Restrictive
Website
http://www.comcast.com
PeeringDB
net/10024
Facilities
2

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

513 valid (95.0%) 0 invalid (0.0%) 27 no ROA (5.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 72,813 2,073 4,435 CAIDA
AS7922 Comcast Cable Communications, LLC 🇺🇸 US 24,649 427 24,224 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

No peers observed at the collectors.

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS11598 Cloudsmart 🇺🇸 US 6 6 167 CAIDA
AS3 Massachusetts Institute of Technology 🇺🇸 US 3 89 78 CAIDA
AS46414 GoNetSpeed 🇺🇸 US 3 16 12 CAIDA
AS31882 ABS Backup Solutions, Inc. 🇺🇸 US 2 18 456 CAIDA
AS6254 EG&G, Inc. 🇺🇸 US 2 8 145 CAIDA
AS401025 Excel Orthopaedic Specialists 🇺🇸 US 2 0 32 CAIDA
AS17035 NBCUniversal 🇺🇸 US 2 37 17 CAIDA
AS30001 Techevolution 🇺🇸 US 2 1 4 CAIDA
AS16481 Babson College 🇺🇸 US 0 77 3,070 CAIDA
AS396151 Steward Health Care System LLC 🇺🇸 US 0 18 462 CAIDA
AS36040 Google (Global Cache) 🇺🇸 US 0 85 314 CAIDA
AS22390 XEROX CORPORATION 🇺🇸 US 0 7 301 CAIDA
AS54036 Clean Harbors Environmental Services, Inc. 🇺🇸 US 0 22 291 CAIDA
AS11499 Woods Hole Oceanographic Institution 🇺🇸 US 0 9 278 CAIDA
AS12222 Akamai Technologies, Inc. 🇺🇸 US 0 32 251 CAIDA
AS10271 Meganet Communications 🇺🇸 US 0 16 181 CAIDA
AS397779 Concord Hospital 🇺🇸 US 0 6 174 CAIDA
AS33674 Cognex Corporation 🇺🇸 US 0 4 168 CAIDA
AS32082 Bridgewater State University 🇺🇸 US 0 35 165 CAIDA
AS30196 CAPS 🇺🇸 US 0 3 86 CAIDA
AS396023 Demoulas Super Markets, Inc. 🇺🇸 US 0 2 85 CAIDA
AS32802 Brockton Hospital 🇺🇸 US 0 4 84 CAIDA
AS398123 IRACING.COM MOTORSPORT SIMULATIONS, LLC 🇺🇸 US 0 3 79 CAIDA
AS46519 Lantheus Medical Imaging, Inc. 🇺🇸 US 0 2 78 CAIDA
AS393418 LOGIXHEALTH, INC 🇺🇸 US 0 2 76 CAIDA
AS55161 Digipress Inc 🇺🇸 US 0 2 74 CAIDA
AS27421 Applause 🇺🇸 US 0 2 68 CAIDA
AS26385 The University of Vermont Medical Center Inc 🇺🇸 US 0 19 57 CAIDA
AS13510 Baystate Health, Inc. 🇺🇸 US 0 2 52 CAIDA
AS55088 RWA Wealth Partners, LLC 🇺🇸 US 0 3 51 CAIDA
AS14203 Juniper Networks, Inc. 🇺🇸 US 0 21 51 CAIDA
AS12152 Ascensus, LLC. 🇺🇸 US 0 12 50 CAIDA
AS27185 The Danbury Hospital 🇺🇸 US 0 10 49 CAIDA
AS394754 - 0 2 49 CAIDA
AS400255 BitFire Networks, LLC 🇺🇸 US 0 4 48 CAIDA
AS33741 Dennis Group 🇺🇸 US 0 6 48 CAIDA
AS19704 Howard Center, Inc. 🇺🇸 US 0 2 47 CAIDA
AS32540 HP Hood 🇺🇸 US 0 3 47 CAIDA
AS11343 Whoop, Inc. 🇺🇸 US 0 1 43 CAIDA
AS11198 Schneider Electric IT Corporation 🇺🇸 US 0 1 43 CAIDA
AS22776 Continental Resources 🇺🇸 US 0 1 43 CAIDA
AS397552 Northeast Delta Dental 🇺🇸 US 0 1 43 CAIDA
AS63281 Vermont Judiciary 🇺🇸 US 0 1 43 CAIDA
AS20027 MARTIGNETTI COMPANIES 🇺🇸 US 0 1 43 CAIDA
AS36717 Professional Ambulance & Oxygen Service, Inc. 🇺🇸 US 0 1 43 CAIDA
AS394782 Commonwealth Flats Development Hotel Corp. 🇺🇸 US 0 1 43 CAIDA
AS14191 H&T Waterbury, INC 🇺🇸 US 0 1 43 CAIDA
AS40942 Cape Cod Community College 🇺🇸 US 0 1 43 CAIDA
AS36145 Phillips Academy 🇺🇸 US 0 3 42 CAIDA
AS12279 Pixel Health 🇺🇸 US 0 1 42 CAIDA
AS396409 KRAFT GROUP LLC 🇺🇸 US 0 1 42 CAIDA
AS397402 Atrius Health, Inc. 🇺🇸 US 0 1 42 CAIDA
AS395519 Connecticut Children's Medical Center 🇺🇸 US 0 4 42 CAIDA
AS62957 HOSPITALITY NETWORK, LLC 🇺🇸 US 0 37 42 CAIDA
AS16758 Ricoh USA, Inc. 🇺🇸 US 0 32 42 CAIDA
AS54851 New England Baptist Hospital 🇺🇸 US 0 1 42 CAIDA
AS54737 Lindt & Sprungli (USA), Inc. 🇺🇸 US 0 1 42 CAIDA
AS63326 C Squared Systems, LLC 🇺🇸 US 0 1 42 CAIDA
AS18962 Medical Information Technology, Inc. 🇺🇸 US 0 1 42 CAIDA
AS40886 Plymouth Rock Assurance Corporation 🇺🇸 US 0 4 42 CAIDA
AS40828 The RMR Group LLC 🇺🇸 US 0 3 42 CAIDA
AS20402 LEDVANCE 🇺🇸 US 0 1 42 CAIDA
AS40774 Bay State Milling Company 🇺🇸 US 0 1 42 CAIDA
AS40331 Mercury Systems, Inc. 🇺🇸 US 0 1 42 CAIDA
AS62732 Boston Coach Corp. 🇺🇸 US 0 1 42 CAIDA
AS40320 KROHNE, INC. 🇺🇸 US 0 1 42 CAIDA
AS22787 ARRIS Technology, Inc. 🇺🇸 US 0 19 42 CAIDA
AS36772 Hearst-Argyle Television, Inc. 🇺🇸 US 0 2 42 CAIDA
AS22826 Caliper Corporation 🇺🇸 US 0 1 42 CAIDA
AS25725 E INK CORPORATION 🇺🇸 US 0 1 41 CAIDA
AS5632 Gordon College 🇺🇸 US 0 1 41 CAIDA
AS25777 Subaru of New England, Inc. 🇺🇸 US 0 1 41 CAIDA
AS26287 National Bureau of Economic Research, Inc. 🇺🇸 US 0 1 41 CAIDA
AS40417 Interactions Corporation 🇺🇸 US 0 4 41 CAIDA
AS40834 Charles River Laboratories, Inc. 🇺🇸 US 0 2 41 CAIDA
AS397452 Town of Andover MA 🇺🇸 US 0 1 41 CAIDA
AS54722 Museum of Science 🇺🇸 US 0 1 40 CAIDA
AS16669 Applied Materials 🇺🇸 US 0 15 40 CAIDA
AS62631 Aurus Inc 🇺🇸 US 0 5 40 CAIDA
AS6527 Commonwealth of Massachusetts 🇺🇸 US 0 13 39 CAIDA
AS14337 CVM, INC 🇺🇸 US 0 2 37 CAIDA
AS27178 Practice Management Technologies and Services 🇺🇸 US 0 3 35 CAIDA
AS18729 Shawmut Design & Construction 🇺🇸 US 0 2 34 CAIDA
AS33486 ALKERMES INCORPORATED 🇺🇸 US 0 2 34 CAIDA
AS15124 Town of Ridgefield 🇺🇸 US 0 1 34 CAIDA
AS22130 Doctor's Associates LLC 🇺🇸 US 0 2 34 CAIDA
AS19456 Waters Technologies Corporation 🇺🇸 US 0 1 34 CAIDA
AS397956 Network Data Systems, Inc 🇺🇸 US 0 2 33 CAIDA
AS55175 RainWorx 🇺🇸 US 0 1 33 CAIDA
AS399271 BIVF Management Services, LLC 🇺🇸 US 0 1 33 CAIDA
AS19599 COPYRIGHT CLEARANCE CENTER 🇺🇸 US 0 2 32 CAIDA
AS400546 Exagrid 🇺🇸 US 0 0 32 inferred
AS394653 Bar Harbor Bank & Trust 🇺🇸 US 0 2 31 CAIDA
AS33022 Wellesley College 🇺🇸 US 0 2 31 CAIDA
AS14512 Bentley University 🇺🇸 US 0 1 30 CAIDA
AS6248 DEKA Research & Development Corp 🇺🇸 US 0 1 30 CAIDA
AS400357 Southcoast Health System, Inc. 🇺🇸 US 0 2 26 CAIDA
AS11713 Granite Block Global Data Center, Inc 🇺🇸 US 0 5 25 CAIDA
AS399505 East Boston Neighborhood Health Center 🇺🇸 US 0 1 25 CAIDA
AS14705 Roxbury Community College 🇺🇸 US 0 1 21 CAIDA
AS397527 Plimpton & Hills Corporation 🇺🇸 US 0 1 20 CAIDA
AS16434 Hitachi Cable Manchester, INC 🇺🇸 US 0 1 20 CAIDA
AS12184 Forrester Research 🇺🇸 US 0 2 19 CAIDA
AS33378 EASTERN BANK 🇺🇸 US 0 5 18 CAIDA
AS393412 Monotype Imaging Inc 🇺🇸 US 0 1 17 CAIDA
AS11350 NorthWestern Medical Center 🇺🇸 US 0 1 17 CAIDA
AS26716 NetCracker Technology, Corporation 🇺🇸 US 0 8 17 CAIDA
AS400203 Big Y 🇺🇸 US 0 1 17 CAIDA
AS54515 Milford Regional Medical Center Inc. 🇺🇸 US 0 1 17 CAIDA
AS62570 Tufts Medical Center Inc. 🇺🇸 US 0 1 17 CAIDA
AS393319 Anduril Industries, Inc. 🇺🇸 US 0 21 17 CAIDA
AS397764 Replimune Inc 🇺🇸 US 0 1 17 CAIDA
AS394604 Xaverian Brothers High School 🇺🇸 US 0 1 17 CAIDA
AS33462 JANUS Research Group 🇺🇸 US 0 1 16 CAIDA
AS22575 Massachusetts Mutual Life Insurance Company 🇺🇸 US 0 6 16 CAIDA
AS32286 TripAdvisor LLC 🇺🇸 US 0 5 16 CAIDA
AS394698 Fitchburg State University 🇺🇸 US 0 1 16 CAIDA
AS19323 Holyoke Gas & Electric Department 🇺🇸 US 0 8 14 CAIDA
AS63057 Axinn, Veltrop & Harkrider LLP 🇺🇸 US 0 1 13 CAIDA
AS16533 Safety Insurance Company 🇺🇸 US 0 1 13 CAIDA
AS393690 Massachusetts Maritime Academy 🇺🇸 US 0 1 13 CAIDA
AS15038 The Cambridge Incubator, LLC 🇺🇸 US 0 10 10 CAIDA
AS18512 Yankee Book Peddler 🇺🇸 US 0 1 8 CAIDA
AS5036 Whalley Computer Associates 🇺🇸 US 0 2 6 CAIDA
AS32749 Potpourri Group Inc 🇺🇸 US 0 1 5 CAIDA
AS63302 Museum Of Fine Arts Boston 🇺🇸 US 0 1 5 CAIDA
AS30438 Resolve I.T. 🇺🇸 US 0 2 5 CAIDA
AS14687 National Life Insurance Company 🇺🇸 US 0 1 4 CAIDA
AS54079 Bennington College 🇺🇸 US 0 1 4 CAIDA
AS36460 Watts Water Technologies, Inc. 🇺🇸 US 0 2 4 CAIDA
AS30034 The Vermont Country Store, Inc. 🇺🇸 US 0 1 3 CAIDA
AS29764 AMETEK Inc. 🇺🇸 US 0 2 3 CAIDA
AS25763 Beacon Hill Staffing Group, LLC 🇺🇸 US 0 2 3 CAIDA
AS23462 SaunStar Operating Company, LLC 🇺🇸 US 0 1 3 CAIDA
AS23154 Sanmina-SCI Corporation 🇺🇸 US 0 62 3 CAIDA
AS22076 NewsBank Inc. 🇺🇸 US 0 1 3 CAIDA
AS62526 AXCELIS TECHNOLOGIES 🇺🇸 US 0 1 3 CAIDA
AS14917 Milton CAT 🇺🇸 US 0 1 3 CAIDA
AS394093 Hallmark Sweet, INC 🇺🇸 US 0 1 3 CAIDA
AS32610 Global Companies LLC 🇺🇸 US 0 2 3 CAIDA
AS396833 Lasell University 🇺🇸 US 0 1 2 CAIDA
AS395820 Integrated Security Group 🇺🇸 US 0 1 2 CAIDA
AS395707 CEJ Computer Business Systems, LLC 🇺🇸 US 0 1 2 CAIDA
AS395078 Massachusetts Health & Hospital Association, Inc. 🇺🇸 US 0 2 2 CAIDA
AS7355 Mitsubishi Electric ITA (HSL) 🇺🇸 US 0 1 2 CAIDA
AS394315 Wynn Resorts Limited 🇺🇸 US 0 1 2 CAIDA
AS64293 Mobile Heartbeat 🇺🇸 US 0 1 2 CAIDA
AS17131 OEM Controls, Inc. 🇺🇸 US 0 1 2 CAIDA
AS22810 Brooks Automation Inc. 🇺🇸 US 0 1 2 CAIDA
AS32680 Community Health Network of Connecticut 🇺🇸 US 0 1 2 CAIDA
AS13801 Concord-Carlisle Regional School District 🇺🇸 US 0 1 2 CAIDA
AS46326 PANAGORA ASSET MANAGEMENT 🇺🇸 US 0 1 2 CAIDA
AS5117 iNet Communications, LLC 🇺🇸 US 0 1 2 CAIDA
AS46964 The Broad Institute, Inc. 🇺🇸 US 0 5 1 CAIDA
AS19733 Digital Federal Credit Union 🇺🇸 US 0 2 1 CAIDA
AS19712 ZOLL Medical Corporation 🇺🇸 US 0 1 1 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.