AS25978 is the autonomous system of Rush University Medical Center. It holds 65,536 IPv4 addresses in 1 prefixes, mainly in 
United States.
By IPv4 addresses the network ranks #3,119 worldwide and #1,108 of 18,202 networks in United States.
The largest block is 144.74.0.0 to 144.74.255.255 with 65,536 addresses, geolocated to Chicago (West Side).
- IPv4 addresses
- 65,536
- IPv4 prefixes
- 1
- World rank
- #3,119
Addresses by country
- United States 100%
Largest blocks
- 144.74.0.0 Chicago (West Side)65,536
Networks of similar size
- AS18800 Salt Lake Community College65,536
- AS9983 Australian Bureau of Statistics
65,536 - AS33976 Schibsted Media AS
65,536 - AS2768 The County of Erie65,536
- AS14169 Virginia Military Institute65,536
- AS24390 The University of the South Pacific
65,536 - AS1967 Middle East Technical University
65,536 - AS28795 ELKEM AS
65,536
IPv4 prefixes
Questions and answers
Who owns AS25978?
Autonomous system AS25978 is operated by Rush University Medical Center.
How many IP addresses does AS25978 have?
The network holds 65,536 IPv4 addresses in 1 prefixes.
Which country is AS25978 in?
The main country is United States.
How big is AS25978?
By IPv4 addresses it ranks #3,119 worldwide.
What is the largest address block of AS25978?
144.74.0.0 to 144.74.255.255, 65,536 addresses.