Data as of Nov 15, 2026

173.248.91.0/24

No anonymizer space · no proxy exits in 30 days

Shelter Mutual Insurance · space held by CenturyLink Communications, LLC

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

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
173.248.64.0/18
since Dec 2011
AS22561ResidentialCenturyLink 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
173.248.64.0/1816,384CENTURYLINK-LEGACY-LIGHTCORE-BLK2CenturyLink Communications, LLC (CCL-534) · USDirect AllocationMay 10, 2010abuse@aup.lumen.com
└ 173.248.91.0/24256CTL-SMI-39-NET2Shelter Mutual Insurance (SMI-39) · USReassignedMar 20, 2014—

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Rotating
First seen
Apr 2014
Current origin since
Jul 2024 · 2.3 yr
Origin networks
2
Last change of origin
Jul 2024
Recorded history

History

Handoffs
4