Autonomous System
AS12772 JSC ER-Telecom Holding
ISPActiveRussiaRIPE
AS12772 (ENFORTA-AS) is an ISP network operated by JSC ER-Telecom Holding in Russia, registered with RIPE. It has 260 IPv4 prefixes with 126,976 addresses, which makes it the 2,007th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses126,976in 260 prefixes
IPv6 prefixes0none
Size rank#2,007of 82,200 active ASNs
Details
OrganizationJSC ER-Telecom Holding
AS nameENFORTA-AS
Websiteertelecom.ru
Country Russia (RU)
Network typeISP
RegistryRIPE
Abuse contactabuse@domru.ru
Registered2005-07-07
Last updated2026-04-17
IPv4 prefixes
260 prefixes · 126,976 addresses| Network | Addresses | First – last address |
|---|---|---|
| 79.122.144.0/21 | 2,048 | 79.122.144.0 – 79.122.151.255 |
| 79.122.184.0/21 | 2,048 | 79.122.184.0 – 79.122.191.255 |
| 87.241.192.0/21 | 2,048 | 87.241.192.0 – 87.241.199.255 |
| 94.28.104.0/21 | 2,048 | 94.28.104.0 – 94.28.111.255 |
| 37.112.240.0/22 | 1,024 | 37.112.240.0 – 37.112.243.255 |
| 46.52.128.0/22 | 1,024 | 46.52.128.0 – 46.52.131.255 |
| 46.52.156.0/22 | 1,024 | 46.52.156.0 – 46.52.159.255 |
| 46.52.160.0/22 | 1,024 | 46.52.160.0 – 46.52.163.255 |
| 46.52.164.0/22 | 1,024 | 46.52.164.0 – 46.52.167.255 |
| 46.52.172.0/22 | 1,024 | 46.52.172.0 – 46.52.175.255 |
| 46.52.192.0/22 | 1,024 | 46.52.192.0 – 46.52.195.255 |
| 79.122.128.0/22 | 1,024 | 79.122.128.0 – 79.122.131.255 |
| 79.122.132.0/22 | 1,024 | 79.122.132.0 – 79.122.135.255 |
| 79.122.136.0/22 | 1,024 | 79.122.136.0 – 79.122.139.255 |
| 79.122.140.0/22 | 1,024 | 79.122.140.0 – 79.122.143.255 |
| 79.122.160.0/22 | 1,024 | 79.122.160.0 – 79.122.163.255 |
| 79.122.164.0/22 | 1,024 | 79.122.164.0 – 79.122.167.255 |
| 79.122.168.0/22 | 1,024 | 79.122.168.0 – 79.122.171.255 |
| 79.122.172.0/22 | 1,024 | 79.122.172.0 – 79.122.175.255 |
| 79.122.176.0/22 | 1,024 | 79.122.176.0 – 79.122.179.255 |
| 79.122.180.0/22 | 1,024 | 79.122.180.0 – 79.122.183.255 |
| 79.122.196.0/22 | 1,024 | 79.122.196.0 – 79.122.199.255 |
| 79.122.208.0/22 | 1,024 | 79.122.208.0 – 79.122.211.255 |
| 79.122.212.0/22 | 1,024 | 79.122.212.0 – 79.122.215.255 |
| 79.122.216.0/22 | 1,024 | 79.122.216.0 – 79.122.219.255 |
79.122.144.0/21 79.122.184.0/21 87.241.192.0/21 94.28.104.0/21 37.112.240.0/22 46.52.128.0/22 46.52.156.0/22 46.52.160.0/22 46.52.164.0/22 46.52.172.0/22 46.52.192.0/22 79.122.128.0/22 79.122.132.0/22 79.122.136.0/22 79.122.140.0/22 79.122.160.0/22 79.122.164.0/22 79.122.168.0/22 79.122.172.0/22 79.122.176.0/22 79.122.180.0/22 79.122.196.0/22 79.122.208.0/22 79.122.212.0/22 79.122.216.0/22
The 25 largest of 260. The API and the database have all of them.
IPv6 prefixes
No IPv6 prefixes.
Query AS12772 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=AS12772&key=YOUR_API_KEY"Any address in its prefixes resolves to AS12772, with or without a key:
curl "https://api.ipapi.is/?q=79.122.144.1"Other networks of JSC ER-Telecom Holding
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