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AS49657 TNSI Transaction Network Services (UK) LTD

TNSI Transaction Network Services (UK) LTD · registered in the United Kingdom

IPv4 addresses7683 prefixes · <0.001% of announced IPv4
Rank in United Kingdom#1,267largest network in GB by IPv4 space, of 2,074 · <0.01% of GB
Rank worldwide#44,591of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryUnited Kingdom2,261 ASNs registered there

IPv4 prefixes

All 3 prefixes, in address order.

  • 194.36.114.0/24
  • 204.6.160.0/24
  • 204.6.162.0/24

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses
AS47318#1264 WMAS West Midlands Ambulance Service NHS Foundation Trust768
AS48553#1265 MARKETAXESS Marketaxess Europe Ltd768
AS49487#1266 ZTELAS IMBIL CONSULTANCY SERVICES LIMITED768
AS49744#1268 INTUIT-UK Intuit Ltd.768
AS50432#1269 RBS-GBM-UKSTAFF Natwest Markets PLC768
AS50807#1270 INSPIRETEC-ASN Inspiretec LTD768

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources