Autonomous System

AS2773 Deutsche Telekom AG

ISPActiveGermanyRIPE

AS2773 (DTAG-IOT) is an ISP network operated by Deutsche Telekom AG in Germany, registered with RIPE. It has 47 IPv4 prefixes with 14,080 addresses and 5 IPv6 prefixes, which makes it the 8,483rd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses14,080in 47 prefixes
IPv6 prefixes5≈ 2.7 × 10²⁶ addresses
Size rank#8,483of 82,200 active ASNs
Abuser scoreLow0.09% of its addresses flagged · method

Details

OrganizationDeutsche Telekom AG
AS nameDTAG-IOT
Websitetelekom.de
Country Germany (DE)
Network typeISP
RegistryRIPE
Abuse contactabuse@telekom.de
Registered1970-01-01
Last updated2025-10-23

IPv4 prefixes

47 prefixes · 14,080 addresses
NetworkAddressesFirst – last address
164.18.4.0/221,024164.18.4.0 – 164.18.7.255
164.18.8.0/221,024164.18.8.0 – 164.18.11.255
164.18.2.0/23512164.18.2.0 – 164.18.3.255
164.18.128.0/23512164.18.128.0 – 164.18.129.255
64.43.230.0/2425664.43.230.0 – 64.43.230.255
64.43.231.0/2425664.43.231.0 – 64.43.231.255
64.43.240.0/2425664.43.240.0 – 64.43.240.255
64.43.244.0/2425664.43.244.0 – 64.43.244.255
64.43.250.0/2425664.43.250.0 – 64.43.250.255
64.43.252.0/2425664.43.252.0 – 64.43.252.255
164.18.0.0/24256164.18.0.0 – 164.18.0.255
164.18.1.0/24256164.18.1.0 – 164.18.1.255
164.18.12.0/24256164.18.12.0 – 164.18.12.255
164.18.13.0/24256164.18.13.0 – 164.18.13.255
164.18.14.0/24256164.18.14.0 – 164.18.14.255
164.18.15.0/24256164.18.15.0 – 164.18.15.255
164.18.64.0/24256164.18.64.0 – 164.18.64.255
164.18.65.0/24256164.18.65.0 – 164.18.65.255
164.18.160.0/24256164.18.160.0 – 164.18.160.255
164.18.161.0/24256164.18.161.0 – 164.18.161.255
164.18.162.0/24256164.18.162.0 – 164.18.162.255
164.18.163.0/24256164.18.163.0 – 164.18.163.255
164.18.164.0/24256164.18.164.0 – 164.18.164.255
164.18.165.0/24256164.18.165.0 – 164.18.165.255
164.18.166.0/24256164.18.166.0 – 164.18.166.255
The 25 largest of 47. The API and the database have all of them.

IPv6 prefixes

5 prefixes
  • 2605:b740:40::/42
  • 2605:b740:100::/42
  • 2605:b740:140::/42
  • 2605:b740:10::/44
  • 2605:b740:90::/44

Query AS2773 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=AS2773&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS2773, with or without a key:

curl "https://api.ipapi.is/?q=164.18.4.1"

Other networks of Deutsche Telekom AG

AS3320 Deutsche Telekom AG36,175,616 IPv4 addressesAS2792 Deutsche Telekom AG13,824 IPv4 addresses

Largest networks in Germany

AS3320 Deutsche Telekom AG36,175,616 IPv4 addressesAS31399 Mercedes-Benz Group AG16,805,888 IPv4 addressesAS3209 Vodafone GmbH15,881,984 IPv4 addressesAS6805 Telefonica Germany GmbH & Co.OHG8,351,488 IPv4 addressesAS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.7,913,472 IPv4 addressesAS24940 Hetzner Online GmbH3,237,120 IPv4 addresses