Autonomous System
AS21263 TeleData GmbH
ISPActiveGermanyRIPE
AS21263 (TELEDATA-AS) is an ISP network operated by TeleData GmbH in Germany, registered with RIPE. It has 39 IPv4 prefixes with 50,432 addresses and 7 IPv6 prefixes, which makes it the 4,315th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses50,432in 39 prefixes
IPv6 prefixes7≈ 3.9 × 10³⁰ addresses
Size rank#4,315of 82,200 active ASNs
Details
OrganizationTeleData GmbH
AS nameTELEDATA-AS
Websiteteledata.de
Country Germany (DE)
Network typeISP
RegistryRIPE
Abuse contactabuse@teledata.de
Registered2001-10-09
Last updated2026-07-20
IPv4 prefixes
39 prefixes · 50,432 addresses| Network | Addresses | First – last address |
|---|---|---|
| 212.62.192.0/19 | 8,192 | 212.62.192.0 – 212.62.223.255 |
| 81.27.112.0/20 | 4,096 | 81.27.112.0 – 81.27.127.255 |
| 217.11.144.0/20 | 4,096 | 217.11.144.0 – 217.11.159.255 |
| 217.24.192.0/20 | 4,096 | 217.24.192.0 – 217.24.207.255 |
| 217.31.208.0/20 | 4,096 | 217.31.208.0 – 217.31.223.255 |
| 5.104.144.0/21 | 2,048 | 5.104.144.0 – 5.104.151.255 |
| 161.51.240.0/21 | 2,048 | 161.51.240.0 – 161.51.247.255 |
| 188.137.184.0/21 | 2,048 | 188.137.184.0 – 188.137.191.255 |
| 217.73.152.0/21 | 2,048 | 217.73.152.0 – 217.73.159.255 |
| 45.155.112.0/22 | 1,024 | 45.155.112.0 – 45.155.115.255 |
| 77.81.52.0/22 | 1,024 | 77.81.52.0 – 77.81.55.255 |
| 91.196.200.0/22 | 1,024 | 91.196.200.0 – 91.196.203.255 |
| 146.255.112.0/22 | 1,024 | 146.255.112.0 – 146.255.115.255 |
| 185.4.232.0/22 | 1,024 | 185.4.232.0 – 185.4.235.255 |
| 185.16.72.0/22 | 1,024 | 185.16.72.0 – 185.16.75.255 |
| 185.124.220.0/22 | 1,024 | 185.124.220.0 – 185.124.223.255 |
| 185.124.224.0/22 | 1,024 | 185.124.224.0 – 185.124.227.255 |
| 185.162.220.0/22 | 1,024 | 185.162.220.0 – 185.162.223.255 |
| 185.198.140.0/22 | 1,024 | 185.198.140.0 – 185.198.143.255 |
| 185.231.72.0/22 | 1,024 | 185.231.72.0 – 185.231.75.255 |
| 5.154.226.0/23 | 512 | 5.154.226.0 – 5.154.227.255 |
| 5.154.230.0/23 | 512 | 5.154.230.0 – 5.154.231.255 |
| 45.10.98.0/23 | 512 | 45.10.98.0 – 45.10.99.255 |
| 178.157.80.0/23 | 512 | 178.157.80.0 – 178.157.81.255 |
| 178.157.88.0/23 | 512 | 178.157.88.0 – 178.157.89.255 |
212.62.192.0/19 81.27.112.0/20 217.11.144.0/20 217.24.192.0/20 217.31.208.0/20 5.104.144.0/21 161.51.240.0/21 188.137.184.0/21 217.73.152.0/21 45.155.112.0/22 77.81.52.0/22 91.196.200.0/22 146.255.112.0/22 185.4.232.0/22 185.16.72.0/22 185.124.220.0/22 185.124.224.0/22 185.162.220.0/22 185.198.140.0/22 185.231.72.0/22 5.154.226.0/23 5.154.230.0/23 45.10.98.0/23 178.157.80.0/23 178.157.88.0/23
The 25 largest of 39. The API and the database have all of them.
IPv6 prefixes
7 prefixes- 2a01:76c0::/29
- 2a02:590::/29
- 2a05:7ac0::/29
- 2a0c:7780::/29
- 2a0d:9600::/29
- 2a13:780::/29
- 2a0e:1d00::/32
2a01:76c0::/29 2a02:590::/29 2a05:7ac0::/29 2a0c:7780::/29 2a0d:9600::/29 2a13:780::/29 2a0e:1d00::/32
Query AS21263 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS21263&key=YOUR_API_KEY"Any address in its prefixes resolves to AS21263, with or without a key:
curl "https://api.ipapi.is/?q=212.62.192.1"Largest networks in Germany
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