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Data as of Nov 5, 2026

63.245.208.0/23

No anonymizer space · no proxy exits in 30 days

Mozilla Corporation

Announcement
this exact prefix
RPKI valid
Announced by
AS36856
Type
Business
Risk
0 / 100 · Low

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
63.245.208.0/204,096MOZNET-1Mozilla Corporation (MOZIL-1) · USDirect AllocationJun 16, 2006hostmaster@mozilla.com
└ 63.245.208.0/23512MOZILLA-MDC1Mozilla (C06787418) · USReassignedNov 8, 2017hostmaster@mozilla.com
via MOZNET-1

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
IPv4 market

Holder

Holder in the market →
Organization
Mozilla Corporation
Handle
MOZIL-1
Range
63.245.208.0/20
Registration type
Direct Allocation
Record created
Jun 16, 2006
Origin network

AS36856

US
Name
Mozilla Corporation
Type
Business
Registered
May 15, 2006
Domain
mozilla.org
Website
www.mozilla.org/
Industry
Software Development
Spamhaus ASN-DROP
not listed