AS57976 BLIZZARD Blizzard Entertainment, Inc
🇺🇸Org handle: ORG-BEI2-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
186total
155 IPv431 IPv6
IPv4 Addresses
Allocated (RIR)52,992
Announced (BGP)72,448
IPv6 Addresses
Allocated (RIR)6.3×10²⁹
Announced (BGP)7.9×10²⁸
Prefix Limit (IPv4)
500
Prefix Limit (IPv6)
100
Country
🇺🇸 USRIR
RIPE NCCStatus
allocated
Allocated
2012-03-23
Announced Prefixes
(BGP)186|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | - | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | Other IRR | 2026-10-11 | |
| Valid | Other IRR | 2026-10-11 |
1-10 of 186
1 / 19
Allocated Prefixes
(RIR)11Prefix | Country | RIR | Status |
|---|---|---|---|
| 5.42.160.0/19 | 🇺🇸 US | RIPENCC | allocated |
| 37.244.0.0/18 | 🇺🇸 US | RIPENCC | allocated |
| 37.244.38.0/24 | 🇺🇸 US | RIPE | assigned |
| 37.244.40.0/22 | 🇦🇺 AU | RIPE | assigned |
| 137.221.64.0/18 | 🇺🇸 US | RIPENCC | allocated |
| 137.221.64.0/19 | 🇳🇱 NL | RIPE | assigned |
| 185.60.112.0/22 | 🇺🇸 US | RIPENCC | allocated |
| 185.60.112.0/23 | 🇳🇱 NL | RIPE | assigned |
| 185.60.114.0/23 | 🇳🇱 NL | RIPE | assigned |
| 202.9.66.0/23 | 🇸🇬 SG | APNIC | assigned |
1-10 of 11
1 / 2
All 186 announced prefixes of AS57976 →
Downstream Customers(1)
| ASN | Name |
|---|---|
| AS60229 | 🇮🇪DEMONWARE Demonware Limited |
BGP Neighbours
(seen in AS paths)Upstreams (18)
Networks AS57976 hands its own prefixes to: transit providers, or peers at an exchange.
- AS1299TWELVE99 Arelion Sweden AB38
- AS3356Level 3 Parent34
- AS3786LGDACOM LG DACOM Corporation25
- AS33891CORE BACKBONE Core Backbone22
- AS6939Hurricane Electric17
- AS4637ASN TELSTRA GLOBAL Telstra Global13
- AS6762SEABONE NET TELECOM ITALIA SPARKLE S.P.A10
- AS17408ABOVE AP AboveNet Communications Taiwan10
- AS7018AT&T Enterprises4
- AS9002RETN Limited3
- AS12956TELXIUS TELEFONICA GLOBAL SOLUTIONS SL3
- AS34177CELESTE SAS3
- AS61568ALOO TELECOM FSF TECNOLOGIA3
- AS5405INTERDOTLINK Inter.Link2
- AS5511Opentransit Orange S.A2
- AS10133TPIX TW Chief Telecom1
- AS11164Internet21
- AS37468ANGOLA CABLES1
Downstreams (1)
Networks whose own prefixes AS57976 passes on: usually its customers.
- AS40551Activision Publishing5
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/57976Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/57976" | jq