Data as of Nov 11, 2026

66.186.167.0/24

No anonymizer space · no proxy exits in 30 days

FirstLight Fiber, Inc. · space held by FirstLight Networks, LLC

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

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
66.186.160.0/19
since May 2005
AS21547Business18
4 always on
FirstLight Networks, 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
66.186.160.0/198,192FLNET-18FirstLight Networks, LLC (FNL-76) · USDirect AllocationNov 8, 2001ipabuse@firstlight.net
└ 66.186.167.0/2425666-186-167-0-24TCC Networks (C04620404) · USReassignedJun 26, 2013ipabuse@firstlight.net
via FLNET-18

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

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Sep 2005
Current origin since
Mar 2020 · 6.7 yr
Origin networks
3
Last change of origin
Mar 2020
Recorded history

History

Handoffs
2