$ query “AS208453” --type=asn → 1 result(s)
AS208453 · SWEHOST-NET
Johan Karlsson trading as SweHosting
AS208453 is owned by Johan Karlsson trading as SweHosting and is a mid-size transit provider, based in Sweden since 2023. The system announces 1 024 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Sweden.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #5 in Sweden — Top 10 by reach within country
Basic Information
- Country
- 🇸🇪 Sweden
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- April 28, 2023
- Last Changed
- April 01, 2026
- Last Seen
- May 18, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 4 / 4
- IPv6 Prefixes (raw / aggregated)
- 9 / 9
- IPv4 Addresses
- 1 024
- Largest IPv4 Prefix
- /24 (256 addresses)
- Largest IPv6 Prefix
- /36
- Geolocated Countries
- 🇸🇪 Sweden (1 024 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 23 networks exchanging traffic without transit
- Downstream Customers
- 5 downstreams buying transit
- Unclassified
- 7 unclassified BGP neighbors
- Degree
- 38 unique BGP neighbors
- Reach
- 28 936 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (4 total)
- 193.181.23.0/24 (256 addresses (/24 prefix))
- 193.181.29.0/24 (256 addresses (/24 prefix))
- 193.181.243.0/24 (256 addresses (/24 prefix))
- 193.181.244.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (9 total)
- 2a07:54c1:f000::/36
- 2a14:1ec7:f000::/40
- 2a14:1ec7:f500::/40
- 2a07:54c4:1761::/48
- 2a12:bec0:2d0::/48
- 2a12:bec0:2d2::/48
- 2a12:bec0:2da::/48
- 2a12:bec0:2df::/48
- 2a14:1ec7:fffd::/48