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Data as of Nov 13, 2026

81.87.0.0/16

10 residential-proxy exits · 30 days

Jisc Services Limited

Announcement
this exact prefix
RPKI valid
Announced by
AS786
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
10
0.02% of its addresses · 30 days
Always-on exits
1
10% of its exits
Spread
3 of 256
/24s with at least one exit
Providers
19
selling exits here
Oct 14, 2026 – Nov 12, 2026

Exits seen per day

2.1K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
81.87.12.0/2418
81.87.18.0/2401
81.87.19.0/2401

Proxy providers listing exits

  • Ake.net
  • Byteful
  • EnigmaProxy
  • FastProxy
  • GloryCloud
  • IPMUSK
  • LudaxProxy
  • NovaProxy
  • Oxylabs
  • PYPROXY
  • Proxiware
  • ProxyEmpire
  • RainProxy
  • Shifter
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM

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
81.87.0.0/1665,536UK-JANET-20020617Jisc Services Limited (ORG-UA23-RIPE) · GBALLOCATED PAJun 25, 2002irt@jisc.ac.uk
└ 81.87.0.0/204,096CCC-UNIVERSITYCanterbury Christ Church UniversityASSIGNED PAMar 16, 2011irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.16.0/24256CCC-UNIVERSITYCanterbury Christ Church UniversityASSIGNED PAMar 16, 2011irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.17.0/24256CCC-UNIVERSITYCanterbury Christ Church UniversityASSIGNED PAMar 23, 2012irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.18.0/2664EASTERN-LEARNING-ALLIANCEEastern Learning AllianceASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.18.64/298EASTERN-LEARNING-ALLIANCEEastern Learning AllianceASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.18.96/2816ASPIRE-MATAspire Multi-Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.18.112/298ASPIRE-MATAspire Multi-Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.19.0/25128ANGLIAN-LEARNINGAnglian LearningASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.19.128/298ANGLIAN-LEARNINGAnglian LearningASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.19.160/2732CATRUSTThe CAM Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.19.192/2664CATRUSTThe CAM Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.20.0/23512CAMBRIDGESHIRE-SCHOOLSCambridgeshire County Council SchoolsASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.22.0/25128CAMBRIDGESHIRE-SCHOOLSCambridgeshire County Council SchoolsASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.22.128/2732CAMBRIDGESHIRE-SCHOOLSCambridgeshire County Council SchoolsASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.22.160/2816CAMBRIDGESHIRE-SCHOOLSCambridgeshire County Council SchoolsASSIGNED PAApr 22, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.22.176/298CAMBRIDGESHIRE-SCHOOLSCambridgeshire County Council SchoolsASSIGNED PAApr 22, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.22.192/2732HORIZONS-EDUCATIONHorizons Education TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.22.240/2816GRANTA-SCHOOLGranta SchoolASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.23.0/25128MERIDIAN-TRUSTMeridian Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.23.128/2732MERIDIAN-TRUSTMeridian Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.23.160/2816MERIDIAN-TRUSTMeridian Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.23.176/298MERIDIAN-TRUSTMeridian Academy TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.23.224/2732STAPLOE-EDUCATIONStaploe Education TrustASSIGNED PAMar 7, 2025irt@jisc.ac.uk
via UK-JANET-20020617
└ 81.87.32.0/204,096UNI-SOUTH-WALESUniversity of South WalesASSIGNED PAMay 11, 2011irt@jisc.ac.uk
via UK-JANET-20020617

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
Dec 2006
Current origin since
Dec 2006 · 20 yr
Origin networks
1