Data as of Nov 15, 2026

137.221.64.0/19

No anonymizer space · no proxy exits in 30 days

Blizzard Entertainment, Inc

Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
137.221.64.0/24
since Nov 2017
AS57976BusinessBlizzard Entertainment, Inc
137.221.68.0/24
since Jun 2017
AS57976BusinessBlizzard Entertainment, Inc
137.221.69.0/24
since Jun 2017
AS57976BusinessBlizzard Entertainment, Inc
137.221.74.0/24
since Sep 18, 2026
AS57976BusinessBlizzard Entertainment, Inc
137.221.77.0/24
since Jun 2017
AS57976BusinessBlizzard Entertainment, Inc
137.221.78.0/24
since Jun 2017
AS57976BusinessBlizzard Entertainment, Inc
137.221.80.0/24
since Sep 2017
AS57976BusinessBlizzard Entertainment, Inc
137.221.81.0/24
since Sep 18, 2026
AS57976BusinessBlizzard Entertainment, Inc
137.221.82.0/24
since Feb 2018
AS57976BusinessBlizzard Entertainment, Inc
137.221.84.0/24
since Aug 2018
AS57976BusinessBlizzard Entertainment, Inc
137.221.85.0/24
since Sep 2018
AS57976BusinessBlizzard Entertainment, Inc
137.221.88.0/24
since May 2020
AS57976BusinessBlizzard Entertainment, Inc
137.221.89.0/24
since Jun 2019
AS57976BusinessBlizzard Entertainment, Inc

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
137.221.64.0/1816,384US-BLIZZARD1-19900110Blizzard Entertainment, Inc (ORG-BEI2-RIPE) · USALLOCATED PAMar 30, 2016peering@blizzard.com
└ 137.221.64.0/198,192BLIZZARDunknownASSIGNED PAAug 27, 2018peering@blizzard.com
via US-BLIZZARD1-19900110

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

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Dec 2017
Current origin since
Aug 2018 · 8.3 yr
Origin networks
1