$ query “AS12329” --type=asn → 1 result(s)
AS12329 — TMR
GLASFASER RUHR GmbH & Co. KG
AS12329 is a mid-size transit provider operated by GLASFASER RUHR GmbH & Co. KG, based in Germany since 2002. The network announces a respectable 20 480 IPv4 addresses. Supports IPv6.
- 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
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 18 / 18
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 20 480
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇩🇪 DE (23 IPs), 🇨🇭 CH (11 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 20 480 total (0.00%)
Connectivity Summary
- Upstream Providers
- 4 upstream autonomous systems providing transit
- Peers
- 125 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 8 downstream autonomous systems buying transit
- Degree
- 140 unique BGP neighbors (providers + customers + peers)
- Reach
- 28 — customer cone size measuring network influence
- Degree Rank
- #1 049
- Reach Rank
- #1 946
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (18 total)
- 212.23.128.0/19 (8 192 addresses)
- 62.221.232.0/21 (2 048 addresses)
- 62.221.240.0/21 (2 048 addresses)
- 185.11.56.0/22 (1 024 addresses)
- 185.154.112.0/22 (1 024 addresses)
- 185.217.52.0/22 (1 024 addresses)
- 185.249.168.0/22 (1 024 addresses)
- 194.45.52.0/22 (1 024 addresses)
- 157.97.98.0/23 (512 addresses)
- 157.97.146.0/23 (512 addresses)
- 81.173.6.0/24 (256 addresses)
- 91.228.150.0/24 (256 addresses)
- 91.231.204.0/24 (256 addresses)
- 93.157.143.0/24 (256 addresses)
- 156.67.59.0/24 (256 addresses)
- 159.100.48.0/24 (256 addresses)
- 185.19.9.0/24 (256 addresses)
- 194.24.230.0/24 (256 addresses)
IPv6 Prefixes (1 total)
- 2001:7d8::/32