JANUS HENDERSON ADMINISTRATION UK LIMITED
GLEIF verified
LEI
213800RUDVAGJWO6I253
Registered name
JANUS HENDERSON ADMINISTRATION UK LIMITED
Jurisdiction
GB
Ultimate parent
JANUS HENDERSON GROUP PLC
2138009WPYMWJN3RVF44
Cluster stats
Netblocks10
All fragments 12 blocks across 2 clusters
Cluster ID191772689
RegistryBGP
Owner jurisdictionGB
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 213800RUDVAGJWO6I253
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
10 0 netblocks since 2026-07-05
2026-07-05 peak 10 2026-07-06

IP Ranges (10)

⬇ export CSV
CIDR Org name Registry Status Confidence
144.2.128.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.129.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.130.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.131.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.136.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.140.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.142.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.143.0/24 JANUS HENDERSON ADMINISTRATION UK LIMITED BGP ANNOUNCED ● high
144.2.128.0/20 JANUS HENDERSON ADMINISTRATION UK LIMITED RIPE LEGACY ● low
2a0a:8980::/29 JANUS HENDERSON ADMINISTRATION UK LIMITED RIPE ALLOCATED-BY-RIR ● low

Corporate group (2 confirmed entities)

+6 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: B how networks compare →
80.0% of checked blocks have valid RPKI ROA coverage (8 of 10)
No discrepancies found among checked blocks.

NIC Handles

AS8444 DUMY-RIPE DUMY-RIPE HENDERSON-MNT ORG-HAL4-RIPE RIPE-NCC-HM-MNT RIPE-NCC-LEGACY-MNT