SEI INVESTMENTS COMPANY

SEI Investments
Data as of 2026-09-05
GLEIF verified
LEI
5LJTIFADGZ6XH1RVOC11
Registered name
SEI INVESTMENTS COMPANY
Jurisdiction
US-PA
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks14 · 3,072 IPv4 addresses
Record ID233694683
RegistryBGP
Owner jurisdictionUS-PA
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 5LJTIFADGZ6XH1RVOC11
Shared handles clustered on 11 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (14)

⬇ export CSV
CIDR Org name Registry Status Confidence
12.20.48.0/24 SEI Investments BGP ANNOUNCED ● high
12.20.49.0/24 SEI Investments BGP ANNOUNCED ● high
12.31.24.0/24 SEI Investments BGP ANNOUNCED ● high
63.76.137.0/24 SEI Investments BGP ANNOUNCED ● high
64.125.66.0/24 SEI Investments BGP ANNOUNCED ● high
170.76.224.0/24 SEI Investments BGP ANNOUNCED ● high
170.76.224.0/23 SEI Investments Developments, INC ARIN DIRECT ALLOCATION ● high
170.76.225.0/24 SEI Investments BGP ANNOUNCED ● high
192.5.241.0/24 SEI Investments Developments, INC ARIN DIRECT ALLOCATION ● high
206.220.236.0/24 SEI Investments BGP ANNOUNCED ● high
206.220.236.0/22 SEI Investments ARIN DIRECT ALLOCATION ● high
206.220.237.0/24 SEI Investments BGP ANNOUNCED ● high
206.220.238.0/24 SEI Investments BGP ANNOUNCED ● high
206.220.239.0/24 SEI Investments BGP ANNOUNCED ● high

Footprint over time

10 weekly snapshots · JSON
15 -3 netblocks since 2026-07-05
2026-07-05 peak 18 2026-08-30

Network trust

what's this?
RPKI hygiene: F how networks compare →
6.7% of checked blocks have valid RPKI ROA coverage (1 of 15)
No discrepancies found among checked blocks.

NIC Handles

AS14056 AS17276 AS29797 KS11-ARIN KS11-ARIN KS11-ARIN ROWLI-ARIN SEIINV-1 SID-30 TYSON28-ARIN TYSON28-ARIN