Autonomous System
AS11396 Williams Information Technology LLC
BusinessActiveUnited StatesARIN
AS11396 (TWC-ASN) is a business network operated by Williams Information Technology LLC in United States, registered with ARIN. It has 26 IPv4 prefixes with 47,616 addresses, which makes it the 4,440th largest of 82,558 active autonomous systems by IPv4 space.
IPv4 addresses47,616in 26 prefixes
IPv6 prefixes0none
Size rank#4,440of 82,558 active ASNs
Details
OrganizationWilliams Information Technology LLC
AS nameTWC-ASN
Websitewilliams.com
Country United States (US)
Network typeBusiness
RegistryARIN
Abuse contactdomain-tech@williams.com
Registered1998-08-03
Last updated2012-03-02
IPv4 prefixes
26 prefixes · 47,616 addresses| Network | Addresses | First – last address |
|---|---|---|
| 151.142.128.0/19 | 8,192 | 151.142.128.0 – 151.142.159.255 |
| 151.142.224.0/19 | 8,192 | 151.142.224.0 – 151.142.255.255 |
| 151.142.128.0/20 | 4,096 | 151.142.128.0 – 151.142.143.255 |
| 151.142.144.0/20 | 4,096 | 151.142.144.0 – 151.142.159.255 |
| 151.142.160.0/20 | 4,096 | 151.142.160.0 – 151.142.175.255 |
| 151.142.224.0/20 | 4,096 | 151.142.224.0 – 151.142.239.255 |
| 151.142.240.0/20 | 4,096 | 151.142.240.0 – 151.142.255.255 |
| 151.142.160.0/21 | 2,048 | 151.142.160.0 – 151.142.167.255 |
| 151.142.168.0/21 | 2,048 | 151.142.168.0 – 151.142.175.255 |
| 151.142.0.0/22 | 1,024 | 151.142.0.0 – 151.142.3.255 |
| 151.142.4.0/22 | 1,024 | 151.142.4.0 – 151.142.7.255 |
| 151.142.8.0/22 | 1,024 | 151.142.8.0 – 151.142.11.255 |
| 151.142.64.0/24 | 256 | 151.142.64.0 – 151.142.64.255 |
| 151.142.65.0/24 | 256 | 151.142.65.0 – 151.142.65.255 |
| 151.142.66.0/24 | 256 | 151.142.66.0 – 151.142.66.255 |
| 151.142.68.0/24 | 256 | 151.142.68.0 – 151.142.68.255 |
| 151.142.69.0/24 | 256 | 151.142.69.0 – 151.142.69.255 |
| 151.142.70.0/24 | 256 | 151.142.70.0 – 151.142.70.255 |
| 151.142.71.0/24 | 256 | 151.142.71.0 – 151.142.71.255 |
| 151.142.132.0/24 | 256 | 151.142.132.0 – 151.142.132.255 |
| 151.142.154.0/24 | 256 | 151.142.154.0 – 151.142.154.255 |
| 151.142.155.0/24 | 256 | 151.142.155.0 – 151.142.155.255 |
| 151.142.250.0/24 | 256 | 151.142.250.0 – 151.142.250.255 |
| 151.142.251.0/24 | 256 | 151.142.251.0 – 151.142.251.255 |
| 170.21.246.0/24 | 256 | 170.21.246.0 – 170.21.246.255 |
151.142.128.0/19 151.142.224.0/19 151.142.128.0/20 151.142.144.0/20 151.142.160.0/20 151.142.224.0/20 151.142.240.0/20 151.142.160.0/21 151.142.168.0/21 151.142.0.0/22 151.142.4.0/22 151.142.8.0/22 151.142.64.0/24 151.142.65.0/24 151.142.66.0/24 151.142.68.0/24 151.142.69.0/24 151.142.70.0/24 151.142.71.0/24 151.142.132.0/24 151.142.154.0/24 151.142.155.0/24 151.142.250.0/24 151.142.251.0/24 170.21.246.0/24
The 25 largest of 26. The API and the database have all of them.
IPv6 prefixes
No IPv6 prefixes.
Query AS11396 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=AS11396&key=YOUR_API_KEY"Any address in its prefixes resolves to AS11396, with or without a key:
curl "https://api.ipapi.is/?q=151.142.128.1"Largest networks in United States
AS749 United States Department of Defense (DoD)227,398,656 IPv4 addressesAS16509 Amazon.com, Inc.218,488,832 IPv4 addressesAS7018 AT&T Enterprises, LLC117,261,056 IPv4 addressesAS8075 Microsoft Corporation81,467,904 IPv4 addressesAS721 United States Department of Defense (DoD)72,988,416 IPv4 addressesAS7922 Comcast Cable Communications, LLC68,337,664 IPv4 addresses