Data as of Nov 11, 2026

137.221.78.0/24

No anonymizer space · no proxy exits in 30 days

Blizzard Entertainment, Inc

Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
137.221.64.0/19
since Aug 2018
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

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Jun 2017
Current origin since
Jun 2017 · 9.4 yr
Origin networks
1