LAYER3 INTEL
Get started
Sign in
Data as of Nov 7, 2026

12.237.103.0/24

1 residential-proxy exit · 30 days

Lubbock Christian University · space held by AT&T Enterprises, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS14623
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Providers
19
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

1.2K observations

Proxy providers listing exits

  • 711Proxy
  • B2Proxy
  • BottingTools
  • ColaProxy
  • EZProxies
  • EnigmaProxy
  • GloryCloud
  • IPFly
  • IPPeak
  • LemonBright
  • NovaProxy
  • ProxyEmpire
  • ProxyRack
  • PuraRoute
  • RainProxy
  • RolaProxy
  • Thordata
  • VantageProxies
  • VitalExclusive

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
12.128.0.0/9AS7018ResidentialIP broker Rackdog (part)5,243
285 always on
AT&T Enterprises, LLC
12.0.0.0/8AS7018Residential13,307
719 always on
AT&T Enterprises, 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
12.0.0.0/816,777,216ATTAT&T Enterprises, LLC (AEL-360) · USDirect AllocationAug 23, 1983abuse@att.net
└ 12.237.103.0/24256LCU-MEDI114-103LCU Medical Clinic (C07873472) · USReassignedApr 29, 2021abuse@att.net
via ATT

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

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
AT&T Enterprises, LLC
Handle
AEL-360
Range
12.0.0.0/8
Registration type
Direct Allocation
Record created
Aug 23, 1983
Legacy
yes
Origin network

AS14623

US
Name
Lubbock Christian University
Type
Education
Registered
Nov 20, 2006
Domain
lcu.edu
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed