$ query “AS205138” --type=asn → 1 result(s)

AS205138 · OPENSOLUTIONS

Open Solutions Ltd.

AS205138 is operated by Open Solutions Ltd. and serves as an enterprise stub network, based in Bulgaria since 2022. The system announces 256 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Bulgaria.

Basic Information

Country
🇧🇬 Bulgaria
Category
Business
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
May 11, 2022
Last Changed
September 01, 2026
Last Seen
September 06, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
1 / 1
IPv6 Prefixes (raw / aggregated)
5 / 2
IPv4 Addresses
256
Largest IPv4 Prefix
/24 (256 addresses)
Largest IPv6 Prefix
/46
Geolocated Countries
🇧🇬 Bulgaria (512 IPs)
Prefix Changed
July 25, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
1 upstream providing transit
Unclassified
13 unclassified BGP neighbors
Degree
14 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (1 total)

  • 193.37.45.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (5 total)

  • 2a01:8740:10::/46
  • 2a00:1728:38::/48