The IP API The IP API
// ASN

AS21487

PJSC Rostelecom. Yakutsk branch, RU

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN
AS21487
Organization
RU-RTK-20031031
Description
PJSC Rostelecom. Yakutsk branch, RU
Country
RU
Registry (RIR)
RIPE
Created
2010-10-03
Updated
2025-12-12
IPv4 Prefixes
9
IPv6 Prefixes
0

IPv4 Prefixes

9 total
46.48.128.0/20
80.73.64.0/19
80.73.64.0/20
80.73.80.0/20
91.185.224.0/19
94.245.128.0/18
94.245.128.0/19
94.245.136.0/22
94.245.144.0/20

What is AS21487?

AS21487 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.