AT&T Technical Services Company, Inc. operates AS3555: 12 IPv4 prefixes covering 3,840 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #16,841 worldwide and #4,970 of 18,202 networks in United States.
The largest block is 199.89.158.0 to 199.89.160.255 with 768 addresses, geolocated to Oakton.
- IPv4 addresses
- 3,840
- IPv4 prefixes
- 12
- World rank
- #16,841
Addresses by country
- United States 100%
Largest blocks
- 199.89.158.0 Oakton768
- 204.89.153.0 Oakton512
- 199.89.132.0 Oakton512
- 198.137.234.0 Oakton512
- 199.79.216.0 Oakton256
- 199.74.244.0 Oakton256
- 198.22.152.0 Oakton256
- 198.17.99.0 Oakton256
Networks of similar size
- AS28203 Webcenter Sist Prest de Servicos de Informatica
3,840 - AS272710 FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.3,840
- AS27708 GCA Telecom
3,840 - AS27756 Servicio Satelital S.A.
3,840 - AS806 Shared Services Canada
3,840 - AS19239 KLA Corporation
3,840 - AS60269 XYLEM WATER SOLUTIONS GLOBAL SERVICES AB
3,840 - AS2118 Reliable Communications s.r.o.
3,840
IPv4 prefixes
Questions and answers
Who owns AS3555?
Autonomous system AS3555 is operated by AT&T Technical Services Company, Inc..
How many IP addresses does AS3555 have?
The network holds 3,840 IPv4 addresses in 12 prefixes.
Which country is AS3555 in?
The main country is United States.
How big is AS3555?
By IPv4 addresses it ranks #16,841 worldwide.
What is the largest address block of AS3555?
199.89.158.0 to 199.89.160.255, 768 addresses.