Data as of Nov 15, 2026

63.121.134.0/24

No anonymizer space · no proxy exits in 30 days

EZE Castle Integration Inc. · reallocated from Verizon Business

Announcement
this exact prefix
RPKI valid
Announced by
Type
Internet provider
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
63.112.0.0/12AS701Internet provider313
15 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
└ 63.121.132.0/221,024UU-63-121-132EZE Castle Integration Inc. (EZCI) · USReallocatedOct 11, 2000—
└ 63.121.134.128/2816EZCI-63-121-134-128unknown———
└ 63.121.134.160/298EZCI-63-121-134-160unknown———
└ 63.121.134.176/2816ECINET-63-121-134-176--28unknown———
└ 63.121.134.192/2816ECIN-63-121-134-192unknown———
└ 63.121.134.208/298ECIN-63-121-134-208unknown———
└ 63.121.134.216/298ECIN-63-121-134-216unknown———
└ 63.121.134.224/298ECIN-63-121-134-224unknown———
└ 63.121.134.240/298ECIN-63-121-134-240unknown———
└ 63.121.134.248/298ECIN-63-121-134-248unknown———

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
May 2005 · 22 yr
Origin networks
1