NORTHERN TRUST CORPORATION
GLEIF verified
LEI
549300GLF98S992BC502
Registered name
NORTHERN TRUST CORPORATION
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks21
All fragments 24 blocks across 4 clusters
Cluster ID191611347
RegistryAPNIC
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 549300GLF98S992BC502
Shared handles clustered on 18 shared RIR contact/maintainer handles
Registry names 8 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
21 0 netblocks since 2026-07-05
2026-07-05 peak 21 2026-07-06

IP Ranges (21)

⬇ export CSV
CIDR Org name Registry Status Confidence
103.124.128.0/23 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
103.124.128.0/24 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
103.124.129.0/24 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
103.124.130.0/23 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
103.124.130.0/24 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
103.124.131.0/24 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
167.179.199.0/24 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
202.27.235.0/24 NORTHERN TRUST CORPORATION BGP ANNOUNCED ● high
80.169.182.64/29 NET-SE-Northern-Trust RIPE ASSIGNED PA ● low
80.193.245.128/28 NORTHERN-TRUST-COMPANY-LIMITED RIPE ASSIGNED PA ● low
82.150.6.80/28 northern_trust_company RIPE ASSIGNED PA ● low
103.124.128.0/22 NORTHERN TRUST CORPORATION APNIC ALLOCATED PORTABLE ● low
167.179.199.0/24 NORTHERN TRUST CORPORATION APNIC ALLOCATED PORTABLE ● low
194.168.59.112/29 NORTHERN-TRUST-COMPANY-LIMITED RIPE ASSIGNED PA ● low
202.27.235.0/24 NORTHERN TRUST CORPORATION APNIC ALLOCATED PORTABLE ● low
213.190.16.0/22 Northern Trust Corporation RIPE ALLOCATED PA ● low
2403:dc40::/32 NORTHERN TRUST CORPORATION APNIC ALLOCATED PORTABLE ● low
2a00:2381:187a::/48 NORTHERN-TRUST-CO-LTD RIPE AGGREGATED-BY-LIR ● low
2a00:2381:187a::/56 NORTHERN-TRUST-CO-LTD RIPE ASSIGNED ● low
2a00:2381:e235::/48 NORTHERN-TRUST RIPE AGGREGATED-BY-LIR ● low
2a0a:a00::/32 Northern Trust Corporation RIPE ALLOCATED-BY-RIR ● low

Corporate group (2 confirmed entities)

+2 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: D how networks compare →
33.3% of checked blocks have valid RPKI ROA coverage (7 of 21)
Possible discrepancies (3)

These blocks are registered to NORTHERN TRUST CORPORATION but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:187a::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:e235::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:187a::/56 /56 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AN865-AP APNIC-HM AS138938 AS138947 AS138948 AS150802 AS5089-MNT BTNET-MNT DUMY-RIPE DUMY-RIPE NTC8-AP NTC8-AP +6 more