$ query “AS56603” --type=asn → 1 result(s)

AS56603 · NET-AS

Aleksey Ershov

AS56603 is owned by Aleksey Ershov and is a hosting stub network, based in Russia since 2011. The system announces 256 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Russia.

Basic Information

Country
🇷🇺 Russia
Category
Hosting
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
April 08, 2011
Last Changed
May 10, 2026
Last Seen
May 14, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
1 / 1
IPv6 Prefixes (raw / aggregated)
2 / 2
IPv4 Addresses
256
Largest IPv4 Prefix
/24 (256 addresses)
Largest IPv6 Prefix
/48
Geolocated Countries
🇷🇺 Russia (512 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Unclassified
1 unclassified BGP neighbor
Degree
3 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (1 total)

  • 195.128.133.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (2 total)

  • 2a09:6280:1::/48
  • 2a09:6280:4::/48