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AS211140 TRANSUNION-INTERNATIONAL-UK-LIMITED TRANSUNION INTERNATIONAL UK LIMITED

TRANSUNION-INTERNATIONAL-UK-LIMITED TRANSUNION INTERNATIONAL UK LIMITED · registered in the United Kingdom

IPv4 addresses2,0481 prefixes · <0.001% of announced IPv4
Rank in United Kingdom#784largest network in GB by IPv4 space, of 2,074 · <0.01% of GB
Rank worldwide#24,303of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryUnited Kingdom2,261 ASNs registered there

IPv4 prefixes

All 1 prefix, in address order.

  • 149.255.184.0/21

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses
AS209738#781 IONFIBRE CURVE INFORMATION TECHNOLOGY LIMITED2,048
AS210757#782 BSL Blackbird Solutions Limited2,048
AS211029#783 XTX XTX Markets Limited2,048
AS215468#785 LOCKBOX LOCKBOX NETWORKS LLP2,048
AS218239#786 ANTIDDOS-NETWORKS-AS - AntiDDoS Networks LTD2,048
AS49911#787 DCNET DCNet Limited1,792

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