AS21150 is the autonomous system of Atos Information Technology GmbH. It holds 28,416 IPv4 addresses in 13 prefixes, mainly in 
Germany.
By IPv4 addresses the network ranks #5,129 worldwide and #200 of 2,588 networks in Germany. That is 0.02% of the country’s IPv4 space.
The largest block is 155.45.160.0 to 155.45.191.255 with 8,192 addresses, geolocated to Essen (Stadtbezirke II).
- IPv4 addresses
- 28,416
- IPv4 prefixes
- 13
- World rank
- #5,129
- Country share
- 0.02%
Addresses by country
- Germany 100%
Largest blocks
- 155.45.160.0 Essen (Stadtbezirke II)8,192
- 129.185.160.0 Frankfurt am Main8,192
- 217.115.64.0 Essen (Stadtbezirke II)4,096
- 155.45.240.0 Essen (Stadtbezirke II)2,048
- 155.45.208.0 Essen (Stadtbezirke II)2,048
- 194.55.108.0 Mülheim (Stadtbezirke III)1,024
- 185.60.36.0 Essen (Stadtbezirke II)1,024
- 91.207.162.0 Leonberg (Ramtel)512
Networks of similar size
- AS26666 Interserver, Inc
28,416 - AS22439 Perfect International, Inc28,416
- AS140766 FPT Smart Cloud Company Limited
28,416 - AS42081 European Centre for Medium-Range Weather Forecasts (ECMWF)
28,416 - AS395577 Ithaca College28,416
- AS17161 Marsh Inc.28,416
- AS47759 POIG Ltd.
28,416 - AS40628 Oklahoma Office of Management & Enterprise Services28,416
IPv4 prefixes
Questions and answers
Who owns AS21150?
Autonomous system AS21150 is operated by Atos Information Technology GmbH.
How many IP addresses does AS21150 have?
The network holds 28,416 IPv4 addresses in 13 prefixes.
Which country is AS21150 in?
The main country is Germany.
How big is AS21150?
By IPv4 addresses it ranks #5,129 worldwide.
What is the largest address block of AS21150?
155.45.160.0 to 155.45.191.255, 8,192 addresses.