$ query “AS51519” --type=asn → 1 result(s)
AS51519 · KARABRO
Karabro AB
AS51519 belongs to Karabro AB and is a mid-size transit provider, based in Sweden since 2021. The system announces 1 024 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Sweden.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇸🇪 Sweden
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- October 29, 2021
- Last Changed
- June 01, 2026
- Last Seen
- June 08, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 2 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 1 024
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇸🇪 Sweden (2 048 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Peers
- 168 networks exchanging traffic without transit
- Downstream Customers
- 5 downstreams buying transit
- Unclassified
- 6 unclassified BGP neighbors
- Degree
- 180 unique BGP neighbors
- Reach
- 26 networks in customer cone
Upstream Providers (1)
- AS39351 — ESAB-AS
Prefix Lists
IPv4 Prefixes (2 total)
- 45.132.232.0/22 (1 024 addresses (/22 prefix))
IPv6 Prefixes (1 total)
- 2a0e:73c0::/29