LAYER3 INTEL
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Data as of Nov 5, 2026

37.244.40.224/27

No anonymizer space · no proxy exits in 30 days

Blizzard Entertainment, Inc

Announcement
37.244.40.0/22
RPKI valid
Announced by
AS57976
Type
Hosting
Risk
50 / 100 · Medium

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
37.244.0.0/1816,384US-BLIZZARD1-20120416Blizzard Entertainment, Inc (ORG-BEI2-RIPE) · USALLOCATED PAJul 9, 2015peering@blizzard.com
└ 37.244.40.0/221,024BZD-SYD-01unknownSUB-ALLOCATED PAJun 6, 2024peering@blizzard.com
via US-BLIZZARD1-20120416
└ 37.244.40.224/2732ATVI-BZD-SYD-01unknownSUB-ALLOCATED PAJun 4, 2024peering@blizzard.com
via BZD-SYD-01

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 37.244.40.0/22

Prefix
37.244.40.0/22
Announced by
AS57976 Blizzard Entertainment, Inc
Type
Business
RPKI
RPKI valid
Netname
BZD-SYD-01
RIR
RIPE NCC
Registry

Holder

Organization
Blizzard Entertainment, Inc
Handle
ORG-BEI2-RIPE
Range
37.244.0.0/18
Registration type
ALLOCATED PA
Record created
Jul 9, 2015
Reallocated to
Not named in the registry
Reallocated range
37.244.40.0/22
Reallocation type
SUB-ALLOCATED PA
Reallocated
Jun 6, 2024
Origin network

AS57976

US
Name
Blizzard Entertainment, Inc
Type
Business
Registered
Mar 23, 2012
Domain
blizzard.com
Website
www.blizzard.com
Industry
Software Development
Spamhaus ASN-DROP
not listed