$ query “AS58291” --type=asn → 1 result(s)
AS58291 · COLOCENTER
ColoCenter b.v.
AS58291 belongs to ColoCenter b.v. and is a hosting access provider, based in the Netherlands since 2012. The system announces 7 168 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the Netherlands, with additional presence in Germany and the United Kingdom.
Basic Information
- Country
- 🇳🇱 Netherlands
- Category
- Hosting
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- June 15, 2012
- Last Changed
- July 01, 2026
- Last Seen
- August 26, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 9 / 9
- IPv6 Prefixes (raw / aggregated)
- 3 / 3
- IPv4 Addresses
- 7 168
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇳🇱 Netherlands (11 520 IPs), 🇩🇪 Germany (768 IPs), 🇬🇧 United Kingdom (512 IPs)
- Prefix Changed
- August 13, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 7 168 total (0.01%)
Connectivity Summary
- Upstream Providers
- 5 upstreams providing transit
- Peers
- 98 networks exchanging traffic without transit
- Downstream Customers
- 5 downstreams buying transit
- Unclassified
- 7 unclassified BGP neighbors
- Degree
- 115 unique BGP neighbors
- Reach
- 5 networks in customer cone
Upstream Providers (5)
Prefix Lists
IPv4 Prefixes (9 total)
- 5.39.184.0/21 (2 048 addresses (/21 prefix))
- 185.79.152.0/22 (1 024 addresses (/22 prefix))
- 185.102.68.0/22 (1 024 addresses (/22 prefix))
- 185.140.184.0/22 (1 024 addresses (/22 prefix))
- 213.156.28.0/22 (1 024 addresses (/22 prefix))
- 45.43.153.0/24 (256 addresses (/24 prefix))
- 45.141.20.0/24 (256 addresses (/24 prefix))
- 85.208.49.0/24 (256 addresses (/24 prefix))
- 91.205.193.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (3 total)
- 2a02:f640::/29
- 2a01:4c01::/32
- 2001:67c:cdc::/48