AS4911 is the autonomous system of CenturyLink Communications, LLC. It holds 16,384 IPv4 addresses in 1 prefixes, mainly in 
United States.
By IPv4 addresses the network ranks #7,036 worldwide and #2,375 of 18,202 networks in United States.
The largest block is 168.251.0.0 to 168.251.63.255 with 16,384 addresses, geolocated to Dallas.
- IPv4 addresses
- 16,384
- IPv4 prefixes
- 1
- World rank
- #7,036
Addresses by country
- United States 100%
Largest blocks
- 168.251.0.0 Dallas16,384
Networks of similar size
- AS45138 Christchurch Polytechnic Institute of Technology
16,384 - AS30075 Lake Washington School District #41416,384
- AS274136 DB TERRA CHILE HOLDCO SpA
16,384 - AS16592 ICOMSA S.A. de C.V.
16,384 - AS23241 Nu Skin International, Inc.16,384
- AS27422 Tennessee State University16,384
- AS49483 SKAT-Media Ltd.
16,384 - AS59506 Fars Province University of Medical Science and Health Care Services
16,384
IPv4 prefixes
Questions and answers
Who owns AS4911?
Autonomous system AS4911 is operated by CenturyLink Communications, LLC.
How many IP addresses does AS4911 have?
The network holds 16,384 IPv4 addresses in 1 prefixes.
Which country is AS4911 in?
The main country is United States.
How big is AS4911?
By IPv4 addresses it ranks #7,036 worldwide.
What is the largest address block of AS4911?
168.251.0.0 to 168.251.63.255, 16,384 addresses.