Autonomous System
AS19653 CTS Communications Corp
ISPActiveUnited StatesARIN
AS19653 (CTSTELECOM) is an ISP network operated by CTS Communications Corp in United States, registered with ARIN. It has 9 IPv4 prefixes with 61,952 addresses and 1 IPv6 prefix, which makes it the 3,966th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses61,952in 9 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#3,966of 82,200 active ASNs
Details
OrganizationCTS Communications Corp
AS nameCTSTELECOM
Websitectstelecom.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactabuse@metronetinc.com
Registered2001-01-29
Last updated2025-03-14
IPv4 prefixes
9 prefixes · 61,952 addresses| Network | Addresses | First – last address |
|---|---|---|
| 146.113.0.0/17 | 32,768 | 146.113.0.0 – 146.113.127.255 |
| 64.136.224.0/19 | 8,192 | 64.136.224.0 – 64.136.255.255 |
| 64.20.192.0/20 | 4,096 | 64.20.192.0 – 64.20.207.255 |
| 64.147.192.0/20 | 4,096 | 64.147.192.0 – 64.147.207.255 |
| 67.219.192.0/20 | 4,096 | 67.219.192.0 – 67.219.207.255 |
| 130.250.16.0/20 | 4,096 | 130.250.16.0 – 130.250.31.255 |
| 205.204.48.0/20 | 4,096 | 205.204.48.0 – 205.204.63.255 |
| 65.49.147.0/24 | 256 | 65.49.147.0 – 65.49.147.255 |
| 192.146.243.0/24 | 256 | 192.146.243.0 – 192.146.243.255 |
146.113.0.0/17 64.136.224.0/19 64.20.192.0/20 64.147.192.0/20 67.219.192.0/20 130.250.16.0/20 205.204.48.0/20 65.49.147.0/24 192.146.243.0/24
IPv6 prefixes
1 prefix- 2605:8200::/32
2605:8200::/32
Query AS19653 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=AS19653&key=YOUR_API_KEY"Any address in its prefixes resolves to AS19653, with or without a key:
curl "https://api.ipapi.is/?q=146.113.0.1"Largest networks in United States
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