AS51964 is the autonomous system of ORANGE BUSINESS SERVICES U.S. Inc.. It holds 1,277,440 IPv4 addresses in 156 prefixes plus 18 IPv6 ranges, mainly in 
United States.
By IPv4 addresses the network ranks #289 worldwide and #77 of 18,202 networks in United States. That is 0.09% of the country’s IPv4 space.
The network spreads across six or more countries: United States 33%, Belgium 26%, Japan 15%.
The largest block is 57.96.0.0 to 57.98.255.255 with 196,608 addresses, geolocated to Mumbai.
- IPv4 addresses
- 1,277,440
- IPv4 prefixes
- 156
- World rank
- #289
- Country share
- 0.09%
- IPv6 ranges
- 18
Addresses by country
Largest blocks
- 57.96.0.0 Mumbai196,608
- 57.72.50.0 Hong Kong183,808
- 57.68.56.0 Atlanta157,696
- 57.66.0.0 London133,632
- 57.78.0.0 Milan110,592
- 57.90.0.0 Tirana65,536
- 57.86.0.0 Moscow65,536
- 200.240.32.0 São Paulo49,152
Networks of similar size
- AS51207 Free Mobile SAS
1,320,960 - AS47583 Hostinger International Limited
1,292,032 - AS8987 Amazon Data Services Ireland Ltd1,287,680
- AS4685 Asahi Net
1,277,952 - AS39891 Saudi Telecom Company JSC
1,256,704 - AS11492 CABLE ONE, INC.1,252,096
- AS12091 MTN SA
1,237,536 - AS44244 Iran Cell Service and Communication Company
1,231,872
IPv4 prefixes
- 45.9.52.0/22
- 57.66.0.0/15
- 57.68.0.0/21
- 57.68.8.0/23
- 57.68.11.0/24
- 57.68.12.0/22
- 57.68.16.0/20
- 57.68.32.0/20
- 57.68.48.0/22
- 57.68.52.0/23
- 57.68.54.0/24
- 57.68.56.0/21
- 57.68.64.0/18
- 57.68.128.0/17
- 57.69.0.0/16
- 57.70.0.0/17
- 57.70.128.0/19
- 57.72.0.0/19
- 57.72.32.0/20
- 57.72.48.0/24
- 57.72.50.0/23
- 57.72.52.0/22
- 57.72.56.0/21
- 57.72.64.0/18
- 57.72.128.0/17
- 57.73.0.0/16
- 57.74.0.0/16
- 57.77.0.0/20
- 57.77.16.0/22
- 57.77.20.0/24
- 57.77.22.0/23
- 57.77.24.0/21
- 57.77.32.0/19
- 57.77.128.0/19
- 57.77.160.0/20
- 57.78.0.0/16
- 57.79.0.0/17
- 57.79.128.0/19
- 57.79.160.0/20
- 57.79.192.0/20
- 57.79.224.0/20
- 57.82.0.0/18
- 57.82.80.0/20
- 57.82.96.0/22
- 57.82.112.0/22
- 57.82.128.0/20
- 57.83.0.0/20
- 57.83.16.0/21
- 57.83.64.0/18
- 57.83.160.0/20
- 57.83.208.0/20
- 57.86.0.0/16
- 57.90.0.0/16
- 57.96.0.0/15
- 57.98.0.0/16
- 62.229.0.0/19
- 62.229.64.0/18
- 62.229.144.0/20
- 62.229.224.0/20
- 81.52.185.0/24
- 140.209.240.0/21
- 140.209.249.0/24
- 140.209.250.0/23
- 140.209.254.0/24
- 142.225.49.0/24
- 142.225.50.0/24
- 144.95.70.0/24
- 156.134.0.0/24
- 156.134.16.0/24
- 156.134.32.0/24
- 156.134.48.0/24
- 157.150.0.0/19
- 157.150.33.0/24
- 157.150.35.0/24
- 157.150.36.0/22
- 157.150.40.0/24
- 157.150.42.0/23
- 157.150.44.0/22
- 157.150.48.0/20
- 157.150.64.0/18
- 157.150.128.0/19
- 157.150.160.0/20
- 157.150.176.0/21
- 157.150.184.0/24
- 157.150.187.0/24
- 157.150.188.0/22
- 157.150.193.0/24
- 157.150.194.0/23
- 157.150.196.0/22
- 157.150.200.0/21
- 157.150.208.0/20
- 157.150.224.0/23
- 157.150.226.0/24
- 157.150.228.0/23
- 157.150.230.0/24
- 157.150.232.0/21
- 157.150.240.0/21
- 157.150.248.0/22
- 157.150.252.0/23
- 157.150.255.0/24
- 164.43.0.0/17
- 164.43.128.0/21
- 164.43.136.0/22
- 164.43.142.0/23
- 164.43.144.0/20
- 164.43.160.0/19
- 164.43.192.0/18
- 185.209.103.0/24
- 192.132.208.0/24
- 193.17.48.0/24
- 194.9.141.0/24
- 194.9.142.0/24
- 194.9.145.0/24
- 194.9.149.0/24
- 194.9.164.0/24
- 194.9.166.0/24
- 194.24.8.0/24
- 196.27.13.0/24
- 196.27.15.0/24
- 196.27.32.0/24
- 199.184.35.0/24
- 199.184.36.0/24
- 200.30.14.0/24
- 200.240.32.0/19
- 200.240.64.0/18
- 200.240.128.0/18
- 200.240.192.0/19
- 202.167.11.0/24
- 202.167.14.0/23
- 202.167.21.0/24
- 202.167.22.0/23
- 202.167.31.0/24
- 202.167.32.0/20
- 202.167.48.0/23
- 202.167.53.0/24
- 202.167.56.0/24
- 202.167.60.0/23
- 202.167.74.0/24
- 202.167.81.0/24
- 202.167.93.0/24
- 202.167.94.0/24
- 202.167.128.0/20
- 202.167.146.0/24
- 202.167.149.0/24
- 202.167.156.0/24
- 202.167.159.0/24
- 202.167.161.0/24
- 202.167.162.0/24
- 202.208.224.0/19
- 202.237.176.0/22
- 205.223.229.0/24
- 206.48.53.0/24
- 206.48.54.0/23
- 206.48.240.0/22
- 206.48.245.0/24
- 206.160.177.0/24
Questions and answers
Who owns AS51964?
Autonomous system AS51964 is operated by ORANGE BUSINESS SERVICES U.S. Inc..
How many IP addresses does AS51964 have?
The network holds 1,277,440 IPv4 addresses in 156 prefixes, plus 18 IPv6 ranges.
Which country is AS51964 in?
The main country is United States, with addresses in 5 more countries.
How big is AS51964?
By IPv4 addresses it ranks #289 worldwide.
What is the largest address block of AS51964?
57.96.0.0 to 57.98.255.255, 196,608 addresses.