Data as of Nov 11, 2026

63.174.91.0/24

No anonymizer space · no proxy exits in 30 days

Stinson Morrison Hecker LLP · space held by Cogent Communications, LLC

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

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
63.160.0.0/12AS174Internet provider188
25 always on
Cogent Communications, LLC

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
63.160.0.0/121,048,576COGENT-63-160-0Cogent Communications, LLC (COGC) · USDirect AllocationDec 3, 1999abuse@cogentco.com
└ 63.174.91.0/24256SPRINTLINKStinson Morrison Hecker LLP (SMHL) · USReassignedFeb 1, 2005abuse@stinson.com

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Sep 2008
Current origin since
Sep 2008 · 18 yr
Origin networks
1