$ query “AS12329” --type=asn → 1 result(s)
AS12329 · TMR
GLASFASER RUHR GmbH & Co. KG
AS12329 is operated by GLASFASER RUHR GmbH & Co. KG and serves as a mid-size transit provider, established in Germany in 2002. The system announces a respectable 24 576 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Germany, with additional presence in Switzerland.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇩🇪 Germany
- Category
- Internet Service Provider
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 11, 2002
- Last Changed
- March 04, 2026
- Last Seen
- April 30, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 19 / 19
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 24 576
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇩🇪 Germany (32 944 IPs), 🇨🇭 Switzerland (5 376 IPs)
- Prefix Changed
- April 11, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 24 576 total (0.00%)
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 132 networks exchanging traffic without transit
- Downstream Customers
- 8 downstreams buying transit
- Unclassified
- 6 unclassified BGP neighbors
- Degree
- 150 unique BGP neighbors
- Reach
- 28 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (19 total)
- 212.23.128.0/19 (8 192 addresses (/19 prefix))
- 149.232.48.0/20 (4 096 addresses (/20 prefix))
- 62.221.240.0/21 (2 048 addresses (/21 prefix))
- 62.221.232.0/21 (2 048 addresses (/21 prefix))
- 185.11.56.0/22 (1 024 addresses (/22 prefix))
- 194.45.52.0/22 (1 024 addresses (/22 prefix))
- 185.249.168.0/22 (1 024 addresses (/22 prefix))
- 185.217.52.0/22 (1 024 addresses (/22 prefix))
- 185.154.112.0/22 (1 024 addresses (/22 prefix))
- 157.97.98.0/23 (512 addresses (/23 prefix))
- 157.97.146.0/23 (512 addresses (/23 prefix))
- 91.231.204.0/24 (256 addresses (/24 prefix))
- 185.19.9.0/24 (256 addresses (/24 prefix))
- 159.100.48.0/24 (256 addresses (/24 prefix))
- 156.67.59.0/24 (256 addresses (/24 prefix))
- 93.157.143.0/24 (256 addresses (/24 prefix))
- 194.24.230.0/24 (256 addresses (/24 prefix))
- 91.228.150.0/24 (256 addresses (/24 prefix))
- 81.173.6.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2001:7d8::/32