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Data as of Nov 9, 2026

91.143.144.0/20

14 residential-proxy exits · 30 days

University of Delaware · space held by "South telephone company" LLC

Announcement
this exact prefix
No RPKI
Announced by
AS2
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
14
0.34% of its addresses · 30 days
Always-on exits
1
7.1% of its exits
Spread
6 of 16
/24s with at least one exit
Providers
40
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

3.0K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
91.143.158.0/2411
91.143.149.0/2405
91.143.146.0/2403
91.143.148.0/2402
91.143.150.0/2402
91.143.147.0/2401

Proxy providers listing exits

  • 2Captcha
  • Ake.net
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CliProxy
  • DataImpulse
  • EnigmaProxy
  • FlashProxy
  • GSocks
  • Geonix
  • GonzoProxy
  • IPFly
  • Infatica
  • KindProxy
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • MangoProxy
  • NodeMaven
  • NodeProxy
  • NovaProxy
  • Novada
  • PROXYSCRAPE
  • Proxiware
  • Proxy-Cheap
  • Proxy-Seller
  • ProxyEmpire
  • ProxyRack
  • ProxyWing
  • Proxyma
  • PuraRoute
  • RainProxy
  • RapidProxy
  • Shifter
  • SwiftProxy
  • VantageProxies
  • VitalExclusive
  • VitalProxy

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
91.143.144.0/204,096RU-UTC-20061101"South telephone company" LLC (ORG-UL20-RIPE) · RUALLOCATED PANov 1, 2006mike@infranet.ru
└ 91.143.144.0/212,048UTCNET"South telephone company" LLC (ORG-UL20-RIPE) · RUASSIGNED PANov 1, 2006mike@infranet.ru
└ 91.143.152.0/24256UTK-second"South telephone company" LLC (ORG-UL20-RIPE) · RUASSIGNED PAApr 4, 2018mike@infranet.ru
└ 91.143.157.0/24256KMVSNETNetwork for Kavminservice LTDASSIGNED PAApr 29, 2011mike@infranet.ru
via RU-UTC-20061101
└ 91.143.158.0/23512KMVSNETNetwork for Kavminservice LTDASSIGNED PAApr 29, 2011mike@infranet.ru
via RU-UTC-20061101

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
Origin network

AS2

US
Name
University of Delaware
Type
Education
Registered
Jan 10, 1991
Domain
udel.edu
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed