AS19720 Cablevision Systems Corp. 🇺🇸 US
Announcing 9 prefixes, seen at the RIS collectors.
IPv4 prefixes
9
2,304 (9 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS19720
- Name
- Cablevision Systems Corp.
- Organisation
- Cablevision Systems Corp.
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2001-02-07
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
9 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 65.51.29.0/24 v4 | RPKI valid | 39 | 345491299612819720 | 2026-09-18 |
| 65.51.31.0/24 v4 | RPKI valid | 39 | 345491299612819720 | 2026-09-18 |
| 167.206.119.0/24 v4 | no ROA | 41 | 380013491612819720 | 2026-09-18 |
| 167.206.120.0/24 v4 | no ROA | 41 | 380013491612819720 | 2026-09-18 |
| 167.206.122.0/24 v4 | no ROA | 41 | 380013491612819720 | 2026-09-18 |
| 167.206.123.0/24 v4 | no ROA | 41 | 380013491612819720 | 2026-09-18 |
| 216.2.193.0/24 v4 | RPKI valid | 42 | 345496461612819720 | 2026-09-18 |
| 216.2.194.0/24 v4 | RPKI valid | 39 | 345491299612819720 | 2026-09-18 |
| 216.2.195.0/24 v4 | RPKI valid | 39 | 345491299612819720 | 2026-09-18 |