$ query “AS21263” --type=asn → 1 result(s)

AS21263 · TELEDATA-AS

TeleData GmbH

AS21263 is operated by TeleData GmbH and serves as a mid-size transit provider, established in Germany in 2001. The system announces a respectable 50 432 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Germany.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇩🇪 Germany
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
October 09, 2001
Last Changed
March 04, 2026
Last Seen
May 01, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
39 / 39
IPv6 Prefixes (raw / aggregated)
7 / 7
IPv4 Addresses
50 432
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇩🇪 Germany (91 648 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 50 432 total (0.00%)

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
215 networks exchanging traffic without transit
Downstream Customers
12 downstreams buying transit
Unclassified
8 unclassified BGP neighbors
Degree
241 unique BGP neighbors
Reach
12 networks in customer cone

Upstream Providers (6)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS3320 — DTAG (Tier-1 transit)
  • AS6762 — SEABONE-NET (Tier-1 transit)
  • AS50263 — IXP-1-IX-EU
  • AS58115 — SWISSIX-OUTREACH

Prefix Lists

IPv4 Prefixes (39 total)

  • 212.62.192.0/19 (8 192 addresses (/19 prefix))
  • 217.31.208.0/20 (4 096 addresses (/20 prefix))
  • 217.24.192.0/20 (4 096 addresses (/20 prefix))
  • 217.11.144.0/20 (4 096 addresses (/20 prefix))
  • 81.27.112.0/20 (4 096 addresses (/20 prefix))
  • 161.51.240.0/21 (2 048 addresses (/21 prefix))
  • 217.73.152.0/21 (2 048 addresses (/21 prefix))
  • 188.137.184.0/21 (2 048 addresses (/21 prefix))
  • 5.104.144.0/21 (2 048 addresses (/21 prefix))
  • 185.4.232.0/22 (1 024 addresses (/22 prefix))
  • 185.124.220.0/22 (1 024 addresses (/22 prefix))
  • 45.155.112.0/22 (1 024 addresses (/22 prefix))
  • 146.255.112.0/22 (1 024 addresses (/22 prefix))
  • 185.231.72.0/22 (1 024 addresses (/22 prefix))
  • 91.196.200.0/22 (1 024 addresses (/22 prefix))
  • 185.198.140.0/22 (1 024 addresses (/22 prefix))
  • 185.162.220.0/22 (1 024 addresses (/22 prefix))
  • 185.124.224.0/22 (1 024 addresses (/22 prefix))
  • 77.81.52.0/22 (1 024 addresses (/22 prefix))
  • 185.16.72.0/22 (1 024 addresses (/22 prefix))
  • 178.157.88.0/23 (512 addresses (/23 prefix))
  • 188.119.150.0/23 (512 addresses (/23 prefix))
  • 5.154.226.0/23 (512 addresses (/23 prefix))
  • 5.154.230.0/23 (512 addresses (/23 prefix))
  • 45.10.98.0/23 (512 addresses (/23 prefix))
  • 178.157.80.0/23 (512 addresses (/23 prefix))
  • 128.0.35.0/24 (256 addresses (/24 prefix))
  • 158.94.168.0/24 (256 addresses (/24 prefix))
  • 188.119.152.0/24 (256 addresses (/24 prefix))
  • 185.68.188.0/24 (256 addresses (/24 prefix))
  • 192.81.121.0/24 (256 addresses (/24 prefix))
  • 193.39.67.0/24 (256 addresses (/24 prefix))
  • 193.102.75.0/24 (256 addresses (/24 prefix))
  • 194.0.220.0/24 (256 addresses (/24 prefix))
  • 178.157.83.0/24 (256 addresses (/24 prefix))
  • 185.159.244.0/24 (256 addresses (/24 prefix))
  • 91.209.197.0/24 (256 addresses (/24 prefix))
  • 5.154.178.0/24 (256 addresses (/24 prefix))
  • 5.154.177.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (7 total)

  • 2a01:76c0::/29
  • 2a02:590::/29
  • 2a05:7ac0::/29
  • 2a0c:7780::/29
  • 2a0d:9600::/29
  • 2a13:780::/29
  • 2a0e:1d00::/32