// ASN
AS21017
VSI-AS PJSC Rostelecom. Voronezh branch, RU
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS21017
- Organization
- RU-RTK-20031031
- Description
- VSI-AS PJSC Rostelecom. Voronezh branch, RU
- Country
- RU
- Registry (RIR)
- RIPE
- Created
- 2010-10-03
- Updated
- 2025-12-12
- IPv4 Prefixes
- 7
- IPv6 Prefixes
- 0
IPv4 Prefixes
7 total77.45.128.0/17 80.82.32.0/19 88.83.192.0/19 95.32.0.0/18 95.32.128.0/18 95.32.192.0/18 95.32.64.0/18
What is AS21017?
AS21017 is an Autonomous System Number (ASN) assigned to RU-RTK-20031031. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
Looking for more ASN data?
Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.