Blizzard Entertainment, Inc operates AS57976: 58 IPv4 prefixes covering 62,976 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #3,551 worldwide and #1,336 of 18,202 networks in United States.
The network spreads across six or more countries: United States 46%, Netherlands 25%, South Korea 10%.
The largest block is 137.221.64.0 to 137.221.95.255 with 8,192 addresses, geolocated to Amsterdam.
- IPv4 addresses
- 62,976
- IPv4 prefixes
- 58
- World rank
- #3,551
- IPv6 ranges
- 6
Addresses by country
- United States 46%
Netherlands 25%
South Korea 10%
Taiwan 9.1%
Australia 5.2%
France 4.8%
Largest blocks
- 137.221.64.0 Amsterdam8,192
- 24.105.27.0 East Irvine (Irvine Medical and Science Complex)5,376
- 5.42.160.0 Taoyuan5,120
- 158.115.192.0 East Irvine (Irvine Medical and Science Complex)4,096
- 66.40.176.0 East Irvine (Irvine Medical and Science Complex)4,096
- 37.244.23.0 Chicago4,096
- 137.221.104.0 Amsterdam2,304
- 37.244.2.0 Chicago2,304
Networks of similar size
62,976
62,976
62,976IPv4 prefixes
- 5.42.160.0/20
- 5.42.176.0/22
- 24.105.0.0/22
- 24.105.16.0/22
- 24.105.25.0/24
- 24.105.27.0/24
- 24.105.28.0/22
- 24.105.32.0/20
- 24.105.50.0/23
- 24.105.52.0/22
- 24.105.56.0/23
- 24.105.59.0/24
- 24.105.60.0/22
- 37.244.0.0/24
- 37.244.2.0/23
- 37.244.4.0/22
- 37.244.8.0/23
- 37.244.10.0/24
- 37.244.13.0/24
- 37.244.14.0/23
- 37.244.16.0/23
- 37.244.19.0/24
- 37.244.20.0/24
- 37.244.23.0/24
- 37.244.24.0/21
- 37.244.32.0/22
- 37.244.36.0/23
- 37.244.38.0/24
- 37.244.40.0/21
- 37.244.50.0/24
- 37.244.52.0/22
- 37.244.60.0/22
- 59.153.40.0/22
- 64.224.0.0/21
- 64.224.24.0/21
- 66.40.176.0/20
- 103.4.114.0/23
- 103.198.32.0/23
- 117.52.6.0/24
- 117.52.26.0/23
- 117.52.28.0/23
- 117.52.33.0/24
- 117.52.34.0/23
- 117.52.36.0/23
- 121.254.137.0/24
- 121.254.206.0/23
- 121.254.218.0/24
- 137.221.64.0/19
- 137.221.104.0/21
- 137.221.112.0/24
- 150.116.9.0/24
- 158.115.192.0/20
- 158.115.216.0/21
- 182.162.31.0/24
- 185.60.112.0/22
- 198.74.32.0/22
- 198.74.36.0/23
- 202.9.66.0/23
Questions and answers
Who owns AS57976?
Autonomous system AS57976 is operated by Blizzard Entertainment, Inc.
How many IP addresses does AS57976 have?
The network holds 62,976 IPv4 addresses in 58 prefixes, plus 6 IPv6 ranges.
Which country is AS57976 in?
The main country is United States, with addresses in 5 more countries.
How big is AS57976?
By IPv4 addresses it ranks #3,551 worldwide.
What is the largest address block of AS57976?
137.221.64.0 to 137.221.95.255, 8,192 addresses.