$ query “AS57304” --type=asn → 1 result(s)
AS57304 · RETNRU-AS
JSC RetnNet
AS57304 is operated by JSC RetnNet and serves as a major transit provider, based in Russia since 2022. The system announces a respectable 13 824 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Russia, with additional presence in Australia.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #20 by Reach — Top 100 by customer cone size
- #1 in Russia — Top 10 by reach within country
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Hosting
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- October 25, 2022
- Last Changed
- March 04, 2026
- Last Seen
- May 15, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 5 / 5
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 13 824
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇷🇺 Russia (25 088 IPs), 🇦🇺 Australia (1 024 IPs)
- Prefix Changed
- April 26, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 13 824 total (0.01%)
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Peers
- 22 networks exchanging traffic without transit
- Downstream Customers
- 533 downstreams buying transit
- Unclassified
- 5 unclassified BGP neighbors
- Degree
- 561 unique BGP neighbors
- Reach
- 52 425 networks in customer cone
Upstream Providers (1)
- AS9002 — RETN-AS
Prefix Lists
IPv4 Prefixes (5 total)
- 139.45.224.0/19 (8 192 addresses (/19 prefix))
- 87.245.192.0/20 (4 096 addresses (/20 prefix))
- 185.134.72.0/22 (1 024 addresses (/22 prefix))
- 81.27.248.0/24 (256 addresses (/24 prefix))
- 109.248.196.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a02:2d9::/32