Data as of Nov 10, 2026

63.99.4.0/24

No anonymizer space · no proxy exits in 30 days

Sirius XM Connected Vehicle Services Inc. · space held by Verizon Business

Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
63.96.0.0/12AS701Internet provider98
6 always on
Verizon Business

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
63.64.0.0/104,194,304UUNET63Verizon Business (MCICS) · USDirect AllocationJan 22, 1999abuse@verizon.com
└ 63.99.4.0/24256NET-63-99-4-0-1Sirius XM Connected Vehicle Services Inc. (SXCVS) · USReassignedJan 27, 2022—

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Reactivated
First seen
Feb 2006
Current origin since
Oct 2023 · 3.0 yr
Origin networks
2
Last change of origin
Oct 2023
Recorded history

History

Handoffs
1