SRI International operates AS264: 28 IPv4 prefixes covering 75,008 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #2,277 worldwide and #727 of 18,202 networks in United States.
The largest block is 128.18.0.0 to 128.18.255.255 with 65,536 addresses, geolocated to Menlo Park (Linfield Oaks).
- IPv4 addresses
- 75,008
- IPv4 prefixes
- 28
- World rank
- #2,277
Addresses by country
- United States 100%
Largest blocks
- 128.18.0.0 Menlo Park (Linfield Oaks)65,536
- 192.12.197.0 Menlo Park2,048
- 128.57.60.0 Sacramento768
- 192.35.159.0 Menlo Park512
- 192.5.92.0 Menlo Park512
- 128.57.216.0 Secaucus512
- 128.57.208.0 Palo Alto512
- 128.57.128.0 Palo Alto512
Networks of similar size
75,008
75,008
75,008
75,008
74,752IPv4 prefixes
- 128.18.0.0/16
- 128.57.47.0/24
- 128.57.50.0/24
- 128.57.60.0/23
- 128.57.62.0/24
- 128.57.89.0/24
- 128.57.90.0/24
- 128.57.92.0/23
- 128.57.128.0/23
- 128.57.208.0/23
- 128.57.216.0/23
- 192.5.38.0/24
- 192.5.67.0/24
- 192.5.92.0/23
- 192.12.5.0/24
- 192.12.16.0/24
- 192.12.33.0/24
- 192.12.197.0/24
- 192.12.198.0/23
- 192.12.200.0/22
- 192.12.204.0/24
- 192.33.33.0/24
- 192.35.159.0/24
- 192.35.160.0/24
- 192.47.243.0/24
- 192.47.254.0/24
- 192.48.80.0/24
- 192.67.67.0/24
Questions and answers
Who owns AS264?
Autonomous system AS264 is operated by SRI International.
How many IP addresses does AS264 have?
The network holds 75,008 IPv4 addresses in 28 prefixes.
Which country is AS264 in?
The main country is United States.
How big is AS264?
By IPv4 addresses it ranks #2,277 worldwide.
What is the largest address block of AS264?
128.18.0.0 to 128.18.255.255, 65,536 addresses.