$ query “AS203437” --type=asn → 1 result(s)
AS203437 · CGM
CompuGroup Medical SE & Co. KGaA
AS203437 belongs to CompuGroup Medical SE & Co. KGaA and is an enterprise stub network, registered in Germany since 2016. The system announces 5 376 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Germany.
Basic Information
- Country
- 🇩🇪 Germany
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 19, 2016
- Last Changed
- September 29, 2026
- Last Seen
- October 15, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 4 / 4
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 5 376
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇩🇪 Germany (5 376 IPs)
- Prefix Changed
- September 29, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Peers
- 1 network exchanging traffic without transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 3 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (1)
- AS200303 — LUMASERV
Prefix Lists
IPv4 Prefixes (4 total)
- 79.135.112.0/21 (2 048 addresses (/21 prefix))
- 194.105.40.0/21 (2 048 addresses (/21 prefix))
- 193.218.8.0/22 (1 024 addresses (/22 prefix))
- 194.77.185.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a02:db00::/29