AS6128 Cablevision Systems Corp. 🇺🇸 US
Announcing 92 prefixes, seen at the RIS collectors.
IPv4 prefixes
82
7,418,368 (28,978 × /24)
IPv6 prefixes
10
37 × /32
Upstreams
6
transit providers observed
Peers
10
settlement-free adjacencies
Downstreams
3
transit customers observed
Customer cone
421
ASes reachable through it
Registry and operator data
- AS number
- AS6128
- Name
- Cablevision Systems Corp.
- Organisation
- Cablevision Systems Corporation
- Country
- 🇺🇸 US
- RIR
- ARIN
- Network type
- Cable/DSL/ISP
- Traffic levels
- 1-5Tbps
- Scope
- North America
- Peering policy
- Open
- IRR as-set
- AS6128:AS-CUSTOMERS
- Website
- http://www.optimum.net
- PeeringDB
- net/9902
- Exchanges
- 4
- Facilities
- 5
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS3356 Lumen (Level 3) | 🇺🇸 US | 70,970 | 2,083 | 11,315 | CAIDA |
| AS1299 Arelion (fka. Telia Carrier) | 🇸🇪 SE | 68,928 | 134 | 1,938 | CAIDA |
| AS174 Cogent Communications, LLC | 🇺🇸 US | 65,634 | 3,987 | 3,392 | CAIDA |
| AS6461 Zayo Bandwidth | 🇺🇸 US | 52,813 | 214 | 10,441 | CAIDA |
| AS19108 Optimum | 🇺🇸 US | 534 | 408 | 6 | CAIDA |
| AS3737 PenTeleData Inc. | 🇺🇸 US | 465 | 27 | 42 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 53,055 | 235 | 7,374 | CAIDA |
| AS9002 RETN Limited | 🇬🇧 GB | 50,786 | 18 | 3,023 | CAIDA |
| AS3491 PCCW Global (HK) Ltd. | 🇭🇰 HK | 50,581 | 532 | 2,166 | CAIDA |
| AS1273 Vodafone Group PLC | 🇪🇺 EU | 47,243 | 191 | 1,220 | CAIDA |
| AS33891 Core-Backbone GmbH | 🇩🇪 DE | 24,921 | 1 | 906 | CAIDA |
| AS3303 Swisscom (Schweiz) AG | 🇨🇭 CH | 20,649 | 345 | 888 | CAIDA |
| AS577 Bell Canada | 🇨🇦 CA | 19,986 | 16,239 | 1,179 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 5,028 | 45 | 1,083 | CAIDA |
| AS852 TELUS Communications Inc. | 🇨🇦 CA | 299 | 681 | 87 | CAIDA |
| AS58057 Securebit AG | 🇨🇭 CH | 19 | 14 | 1 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS54004 Cablevision Lightpath LLC | 🇺🇸 US | 405 | 292 | 40,635 | CAIDA |
| AS20940 Akamai International B.V. | 🇳🇱 NL | 14 | 3,953 | 468 | CAIDA |
| AS19720 Cablevision Systems Corp. | 🇺🇸 US | 0 | 9 | 362 | 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.