$ query “AS200950” --type=asn → 1 result(s)

AS200950 · CALIBOURNETWORK

Calibour Limited

AS200950 is operated by Calibour Limited and serves as an enterprise stub network, established in the United Kingdom in 2022. The system announces 512 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the Netherlands, with additional presence in Germany.

Basic Information

Country
🇬🇧 United Kingdom
Category
Business
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
December 02, 2022
Last Changed
September 01, 2026
Last Seen
September 06, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 / 2
IPv6 Prefixes (raw / aggregated)
12 / 9
IPv4 Addresses
512
Largest IPv4 Prefix
/24 (256 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇩🇪 Germany (256 IPs), 🇳🇱 Netherlands (256 IPs)
Prefix Changed
August 28, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
1 upstream providing transit
Peers
11 networks exchanging traffic without transit
Unclassified
3 unclassified BGP neighbors
Degree
15 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (2 total)

  • 45.86.153.0/24 (256 addresses (/24 prefix))
  • 150.251.32.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (12 total)

  • 2a0d:d906::/32
  • 2a0f:6284:f00::/40
  • 2a0f:6284:1200::/40
  • 2a14:c380:700::/40
  • 2a0f:85c1:8d0::/44
  • 2a10:ccc0:100::/44
  • 2a14:7583:ffe0::/44
  • 2a14:c380:360::/44
  • 2a14:67c3:2ae::/48