$ query “AS13237” --type=asn → 1 result(s)
AS13237 — LAMBDANET-AS
euNetworks GmbH
AS13237 is a major transit provider registered to euNetworks GmbH, registered in Germany since 2002. The network announces a solid 570 112 IPv4 addresses, including a /14. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #34 by Degree — Top 100 by unique BGP neighbor count
- #10 in Germany — Top 10 by reach within country
Basic Information
- Country
- 🇩🇪 Germany
- Category
- Hosting
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- September 19, 2002
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 33 / 29
- IPv6 Prefixes (raw / aggregated)
- 24 / 4
- IPv4 Addresses
- 570 112
- Largest IPv4 Prefix
- /14 (262 144 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇩🇪 DE (228 IPs), 🇦🇹 AT (7 IPs), 🇳🇱 NL (24 IPs), 🇮🇪 IE, 🇬🇧 GB, 🇨🇭 CH, 🇫🇷 FR, 🇮🇹 IT, 🇸🇪 SE, 🇵🇱 PL, 🇧🇪 BE, 🇳🇴 NO, 🇨🇿 CZ, 🇩🇰 DK and 1 more
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 570 112 total (0.00%)
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 4 upstream autonomous systems providing transit
- Peers
- 2 235 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 188 downstream autonomous systems buying transit
- Degree
- 2 432 unique BGP neighbors (providers + customers + peers)
- Reach
- 339 — customer cone size measuring network influence
- Degree Rank
- #34
- Reach Rank
- #729
- Country Rank
- #10
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (33 total)
- 83.124.0.0/14 (262 144 addresses)
- 83.133.0.0/16 (65 536 addresses)
- 84.207.0.0/16 (65 536 addresses)
- 159.154.0.0/16 (65 536 addresses)
- 81.209.128.0/17 (32 768 addresses)
- 62.93.192.0/18 (16 384 addresses)
- 62.4.64.0/19 (8 192 addresses)
- 62.80.96.0/19 (8 192 addresses)
- 80.86.160.0/19 (8 192 addresses)
- 82.197.128.0/19 (8 192 addresses)
- 80.252.32.0/20 (4 096 addresses)
- 82.98.208.0/20 (4 096 addresses)
- 217.19.32.0/20 (4 096 addresses)
- 217.71.96.0/20 (4 096 addresses)
- 217.112.144.0/20 (4 096 addresses)
- 82.98.224.0/21 (2 048 addresses)
- 83.137.80.0/21 (2 048 addresses)
- 31.204.124.0/22 (1 024 addresses)
- 185.99.80.0/22 (1 024 addresses)
- 145.224.36.0/23 (512 addresses)
- 85.8.154.0/24 (256 addresses)
- 89.19.232.0/24 (256 addresses)
- 89.167.229.0/24 (256 addresses)
- 91.217.134.0/24 (256 addresses)
- 94.100.129.0/24 (256 addresses)
- 185.250.87.0/24 (256 addresses)
- 192.86.125.0/24 (256 addresses)
- 192.86.126.0/24 (256 addresses)
- 193.178.217.0/24 (256 addresses)
IPv6 Prefixes (24 total)
- 2001:7f0::/29
- 2001:4d40::/29
- 2a00:cc0::/29
- 2a00:fa0::/32