AS8444 HENDERSON JANUS HENDERSON ADMINISTRATION UK LIMITED

HENDERSON JANUS HENDERSON ADMINISTRATION UK LIMITED · registered in the United Kingdom

IPv4 addresses2,0484 prefixes · <0.001% of announced IPv4

Rank in United Kingdom#726largest network in GB by IPv4 space, of 2,074 · <0.01% of GB

Rank worldwide#22,784of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited Kingdom2,261 ASNs registered there

Open AS8444 in ASN lookup Look up an IP in this network (144.2.128.1) All networks in United Kingdom

IPv4 prefixes

All 4 prefixes, in address order.

144.2.128.0/22
144.2.136.0/24
144.2.140.0/24
144.2.142.0/23

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses

AS28729#723 FORD-AS Ford Motor Company Limited2,048

AS42775#724 DSRT-NET ADWORLDS TECHNOLOGIES LP2,048

AS203516#725 AltunHOST AltunHOST LTD2,048

AS21188#727 UNILEVER-ES-UK Unilever PLC2,048

AS21422#728 CONNECT-LIVERPOOL Connect internet Solutions Limited2,048

AS21448#729 MWIL Integrated Digital Services Ltd2,048

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