Country
—
ASN LANDING PAGE
AS57976
BLIZZARD Blizzard Entertainment, Inc
Last updated · Jul 20, 2026
Total prefixes
182
IPv4 prefixes
151
IPv6 prefixes
31
ASN summary
How to read the scale of AS57976
BLIZZARD Blizzard Entertainment, Inc currently reports 182 prefixes and 41 upstream, downstream, or peer relationships. These counts describe the current dataset; they do not by themselves prove network quality, reach, or service use.
What can an ASN page answer?
An ASN page shows the public organization label, country or region, BGP prefixes, and available peer and upstream relationships. It adds network context but cannot confirm a website host, physical facility, security status, or service quality.
How should you read the organization and region fields?
BLIZZARD Blizzard Entertainment, Inc is currently associated with an unknown region. These values come from public network sources and are useful lookup clues; an organization label, registration region, and actual service location may differ.
How should you verify the AS57976 result?
The page shows ASN data returned by the current upstream query; interpret it with the update time. Open representative IP pages from the same network and compare prefixes, source labels, and query times. Verify operator or service claims with the relevant registry or network operator.
How to verify this ASN result
AS57976 ASN lookupAS57976 BGPAS57976 peersAS57976 prefixesAS57976 upstreamsBLIZZARD Blizzard Entertainment, Inc ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS4637
AS4637
—
AS17408
AS17408
—
AS6762
AS6762
—
AS3786
AS3786
—
AS1299
AS1299
—
AS3356
AS3356
—
AS6939
AS6939
—
AS7018
AS7018
—
AS9002
AS9002
—
AS5511
AS5511
—
AS12956
AS12956
—
AS3320
AS3320
—
AS13030
AS13030
—
AS33891
AS33891
—
AS5405
AS5405
—
AS6461
AS6461
—
AS8220
AS8220
—
AS6830
AS6830
—
AS10133
AS10133
—
AS35280
AS35280
—
AS22356
AS22356
—
AS25091
AS25091
—
AS37468
AS37468
—
AS3303
AS3303
—
AS8966
AS8966
—
AS20764
AS20764
—
AS137409
AS137409
—
AS1221
AS1221
—
AS7195
AS7195
—
AS8218
AS8218
—
AS8758
AS8758
—
AS34549
AS34549
—
AS34927
AS34927
—
AS50304
AS50304
—
AS51088
AS51088
—
AS1764
AS1764
—
AS8359
AS8359
—
AS13786
AS13786
—
AS20485
AS20485
—
AS1257
AS1257
—
Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 103.198.32.0/24 | AS57976 | — |
| 103.198.33.0/24 | AS57976 | — |
| 103.4.114.0/24 | AS57976 | — |
| 103.4.115.0/24 | AS57976 | — |
| 117.52.26.0/23 | AS57976 | — |
| 117.52.28.0/23 | AS57976 | — |
| 117.52.33.0/24 | AS57976 | — |
| 117.52.34.0/23 | AS57976 | — |
| 117.52.36.0/23 | AS57976 | — |
| 117.52.6.0/24 | AS57976 | — |
| 121.254.137.0/24 | AS57976 | — |
| 121.254.206.0/23 | AS57976 | — |
| 121.254.218.0/24 | AS57976 | — |
| 137.221.100.0/22 | AS57976 | — |
| 137.221.104.0/22 | AS57976 | — |
| 137.221.108.0/24 | AS57976 | — |
| 137.221.109.0/24 | AS57976 | — |
| 137.221.110.0/24 | AS57976 | — |
| 137.221.111.0/24 | AS57976 | — |
| 137.221.112.0/24 | AS57976 | — |
| 137.221.64.0/19 | AS57976 | — |
| 137.221.64.0/24 | AS57976 | — |
| 137.221.68.0/24 | AS57976 | — |
| 137.221.69.0/24 | AS57976 | — |
| 137.221.70.0/24 | AS57976 | — |
| 137.221.72.0/24 | AS57976 | — |
| 137.221.73.0/24 | AS57976 | — |
| 137.221.74.0/24 | AS57976 | — |
| 137.221.75.0/24 | AS57976 | — |
| 137.221.76.0/24 | AS57976 | — |
| 137.221.77.0/24 | AS57976 | — |
| 137.221.78.0/24 | AS57976 | — |
| 137.221.79.0/24 | AS57976 | — |
| 137.221.80.0/24 | AS57976 | — |
| 137.221.81.0/24 | AS57976 | — |
| 137.221.82.0/24 | AS57976 | — |
| 137.221.84.0/24 | AS57976 | — |
| 137.221.85.0/24 | AS57976 | — |
| 137.221.86.0/24 | AS57976 | — |
| 137.221.88.0/24 | AS57976 | — |
Related ASN pages
AS15169 · Google
Review Google network organization fields, prefixes, peers, upstreams, and downstreams.
AS13335 · Cloudflare
Review Cloudflare network organization fields, prefixes, peers, upstreams, and downstreams.
AS8075 · Microsoft
Review Microsoft network organization fields, prefixes, peers, upstreams, and downstreams.
AS16509 · Amazon
Review Amazon network organization fields, prefixes, peers, upstreams, and downstreams.
Related lookups and next steps
Frequently asked questions about this ASN page
What does AS57976 represent?
AS57976 is an autonomous system number. The current source associates it with BLIZZARD Blizzard Entertainment, Inc and the region field an unknown region; those values add network context but do not prove a specific service, physical location, or quality level.
What are peers, upstreams, and prefixes useful for on the AS57976 page?
They help explain the scale, interconnection depth, and route structure of AS57976. Richer peering and upstream data often indicate broader network reach, but they should still be interpreted together with prefixes and related IP landing pages.
What should you do after reviewing AS57976?
Open a concrete IP page to check how the address maps into AS57976, then compare the prefix, source labels, and query time. Verify operator or service claims with the relevant registry or network operator.
Related topics
BGP and ASN Basics Guide
Use real IP and ASN pages to understand ASNs, BGP prefixes, peers, upstreams, and downstreams, including the limits of each snapshot.
Routing Troubleshooting and Network Analysis
Build troubleshooting context from an IP, BGP prefix, ASN, and public network relationships without treating static route data as a packet path.
Cloud Network and ASN Comparison
Compare representative cloud and edge networks by ASN, announced prefixes, peers, upstreams, and downstreams without inferring a specific host or customer workload.