AS19108 Suddenlink Communications
AS19108 is operated by Suddenlink Communications and registered with ARIN (US) since 2000-11-20.
It announces 410 IPv4 and 27 IPv6 prefixes, 5% of them RPKI valid.
RIPE RIS sees 12 upstream and peer networks and 70 downstream networks next to it.
PeeringDB lists it as a Cable/DSL/ISP network at 4 internet exchanges and 6 facilities. Its peering policy is selective.
| Name | Suddenlink Communications |
|---|---|
| Registry handle | SUDDENLINK-COMMUNICATIONS |
| Registry (RIR) | ARIN |
| Country | United States (US) |
| Delegated on | 2000-11-20 |
| Network type | Cable/DSL/ISP, North America |
| Peering policy | Selective |
| IRR as-set | AS-SUDDENLINK-TRANSIT |
| Prefixes (IPv4 / IPv6) | 410 / 27 |
| RPKI valid | 5% (25 / 437) |
| Upstreams and peers | 12 |
| Downstream networks | 70 |
| Website | suddenlink.com |
Routing health
- AS19108 announces 410 IPv4 and 27 IPv6 prefixes.
- 25 of 437 announced prefixes are RPKI valid.
- 412 announced prefixes are not covered by a ROA of AS19108 (they may have none, or another network’s).
- 12 upstreams and peers, 70 downstream networks seen.
For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.
Announced prefixes 437
- 24.31.17.0/24
- 24.32.0.0/16
- 24.32.0.0/20
- 24.32.24.0/21
- 24.32.32.0/21
- 24.32.130.0/24
- 24.49.194.0/24
- 24.49.200.0/24
- 24.54.114.0/24
- 24.54.116.0/24
- 24.54.117.0/24
- 24.54.118.0/24
- 24.54.119.0/24
- 24.72.175.0/24
- 24.72.186.0/23
- 24.75.113.0/24
- 24.75.123.0/24
- 24.75.124.0/24
- 24.75.126.0/24
- 24.121.0.0/16
- 24.121.0.0/17
- 24.121.83.0/24
- 24.121.88.0/24
- 24.121.128.0/17
- 24.156.0.0/17
- 24.156.0.0/18
- 24.156.15.0/24
- 24.156.34.0/24
- 24.156.64.0/18
- 24.156.96.0/20
- 24.156.112.0/20
- 24.206.128.0/17
- 24.206.202.0/24
- 24.206.216.0/22
- 24.206.224.0/19
- 24.213.120.0/24
- 24.223.86.0/24
- 24.224.36.0/23
- 24.224.44.0/24
- 24.224.55.0/24
- 24.224.56.0/24
- 24.224.58.0/23
- 24.224.60.0/22
- 24.245.68.0/23
- 24.245.72.0/22
- 47.208.0.0/12
- 47.208.0.0/15
- 47.209.64.0/18
- 47.209.80.0/20
- 47.209.128.0/17
- 47.209.192.0/19
- 47.210.0.0/15
- 47.210.0.0/17
- 47.210.128.0/17
- 47.211.144.0/20
- 47.211.192.0/20
- 47.211.208.0/20
- 47.212.0.0/14
- 47.212.0.0/17
- 47.212.96.0/19
- 47.212.192.0/20
- 47.213.0.0/16
- 47.213.80.0/20
- 47.213.112.0/20
- 47.213.182.0/23
- 47.214.0.0/16
- 47.214.28.0/22
- 47.214.32.0/22
- 47.214.36.0/22
- 47.214.40.0/22
- 47.214.44.0/22
- 47.214.48.0/22
- 47.214.128.0/18
- 47.214.192.0/18
- 47.215.32.0/23
- 47.215.68.0/22
- 47.215.96.0/20
- 47.215.128.0/17
- 47.215.128.0/18
- 47.215.192.0/18
- 47.216.0.0/16
- 47.216.0.0/17
- 47.216.128.0/17
- 47.216.144.0/20
- 47.217.0.0/16
- 47.217.128.0/18
- 47.217.192.0/18
- 47.218.0.0/15
- 47.218.0.0/17
- 47.218.8.0/22
- 47.218.12.0/22
- 47.218.16.0/22
- 47.218.20.0/22
- 47.218.128.0/17
- 47.219.0.0/17
- 47.219.128.0/17
- 47.219.176.0/20
- 47.220.0.0/14
- 47.221.0.0/17
- 47.221.128.0/17
Showing the first 100.
Upstreams and peers 12
The networks RIPE RIS sees next to AS19108 in BGP paths, the most visible first.
Peering
Peering policy: Selective. Suggested max-prefix limits: 10,000 IPv4, 500 IPv6. PeeringDB record
| Exchange | Ports | Speed | Route server |
|---|---|---|---|
| Equinix Ashburn | 1 | 100G | No |
| Equinix Chicago | 1 | 100G | No |
| Equinix Dallas | 1 | 100G | No |
| Equinix San Jose | 1 | 20G | No |
| Facility | City | Country |
|---|---|---|
| CoreSite - Denver (DE1) | Denver | US |
| Equinix AT1 - Atlanta | Atlanta | US |
| Equinix CH1/CH2/CH4 - Chicago | Chicago | US |
| Equinix DA1 - Dallas | Dallas | US |
| Equinix DC1-DC15,DC21-DC22 - Ashburn | Ashburn | US |
| Equinix SV1/SV5/SV10 - Silicon Valley, San Jose | San Jose | US |
More about AS19108
Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-13 15:17 UTC. The country is where the AS number was registered, not necessarily where the network operates.