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Data as of Nov 11, 2026

83.138.8.0/21

7 residential-proxy exits · 30 days

Sternforth Ltd. trading as WebWorld

Announcement
this exact prefix
No RPKI
Announced by
AS30900
Type
Hosting

Residential-proxy exits

Proxy exits
7
0.34% of its addresses · 30 days
Spread
3 of 8
/24s with at least one exit
Providers
11
selling exits here
Oct 12, 2026 – Nov 10, 2026

Exits seen per day

357 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
83.138.10.0/2403
83.138.13.0/2402
83.138.15.0/2402

Proxy providers listing exits

  • 2Extract
  • Ake.net
  • EnigmaProxy
  • Evomi
  • FastProxy
  • Infatica
  • NodeProxy
  • NovaProxy
  • ProxyEmpire
  • ProxyGeo
  • VantageProxies

Announcements

More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
83.138.15.0/24
since Jul 2026
AS30900Hosting2Sternforth Ltd. trading as WebWorld

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
83.138.8.0/212,048IE-WEBWORLD-20040715Sternforth Ltd. trading as WebWorld (ORG-SL7-RIPE) · IEALLOCATED PAMar 24, 2023lir@webworld.ie
└ 83.138.8.128/25128WEBHOST-NETBLOCK-2unknownASSIGNED PAApr 30, 2009lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.12.192/2816MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.12.208/2816MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.12.224/2816MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.12.240/2816MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.13.16/2816MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.13.32/2732MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.13.64/2732MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.13.96/2816MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.13.112/2816MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.13.128/2732MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.13.160/2732MarksystemunknownASSIGNED PAJul 23, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.14.1 - 83.138.14.255255MarksystemunknownASSIGNED PAJul 10, 2026lir@webworld.ie
via IE-WEBWORLD-20040715
└ 83.138.15.0/24256WEBWORLD-PA-NETSternforth Limited t/a Web WorldASSIGNED PAJan 27, 2026lir@webworld.ie
via IE-WEBWORLD-20040715

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
Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
Oct 2019 · 7.1 yr
Origin networks
2
Last change of origin
Oct 2019
Recorded history

History

Handoffs
1