Autonomous System
AS19518 Rock Island Communications
ISPActiveUnited StatesARIN
AS19518 (ROCKISLAND) is an ISP network operated by Rock Island Communications in United States, registered with ARIN. It has 4 IPv4 prefixes with 18,432 addresses and 3 IPv6 prefixes, which makes it the 7,172nd largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses18,432in 4 prefixes
IPv6 prefixes3≈ 3.6 × 10²⁴ addresses
Size rank#7,172of 82,200 active ASNs
Details
OrganizationRock Island Communications
AS nameROCKISLAND
Websiterockisland.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactnoc@rockisland.com
Registered2001-01-16
Last updated2016-12-12
IPv4 prefixes
4 prefixes · 18,432 addresses| Network | Addresses | First – last address |
|---|---|---|
| 63.249.0.0/19 | 8,192 | 63.249.0.0 – 63.249.31.255 |
| 64.119.0.0/20 | 4,096 | 64.119.0.0 – 64.119.15.255 |
| 207.32.160.0/20 | 4,096 | 207.32.160.0 – 207.32.175.255 |
| 44.30.136.0/21 | 2,048 | 44.30.136.0 – 44.30.143.255 |
63.249.0.0/19 64.119.0.0/20 207.32.160.0/20 44.30.136.0/21
IPv6 prefixes
3 prefixes- 2602:2e5:666::/48
- 2605:1500:aaaa::/48
- 2605:1500:fffe::/48
2602:2e5:666::/48 2605:1500:aaaa::/48 2605:1500:fffe::/48
Query AS19518 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS19518&key=YOUR_API_KEY"Any address in its prefixes resolves to AS19518, with or without a key:
curl "https://api.ipapi.is/?q=63.249.0.1"Largest networks in United States
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