Massachusetts Mutual Life Insurance Company

Data as of 2026-09-27
GLEIF verified
Complete entity footprint
2 linked clusters · 7 netblocks · 66,560 IPv4 addresses
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
R6ZXK5P01NP6HXSY1S07
Registered name
Massachusetts Mutual Life Insurance Company
Jurisdiction
US
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks6 · 66,048 IPv4 addresses
Record ID245578797
RegistryBGP
Owner jurisdictionUS
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI R6ZXK5P01NP6HXSY1S07
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (6)

⬇ export CSV
CIDR Org name Registry Status Confidence
12.189.182.0/23 Massachusetts Mutual Life Insurance Company BGP ANNOUNCED ● high
170.6.0.0/16 Massachusetts Mutual Life Insurance Co. ARIN DIRECT ALLOCATION ● high
170.6.0.0/19 Massachusetts Mutual Life Insurance Company BGP ANNOUNCED ● high
170.6.0.0/21 Massachusetts Mutual Life Insurance Company BGP ANNOUNCED ● high
170.6.8.0/21 Massachusetts Mutual Life Insurance Company BGP ANNOUNCED ● high
170.6.16.0/24 Massachusetts Mutual Life Insurance Company BGP ANNOUNCED ● high

Footprint over time

11 weekly snapshots · JSON
6 0 netblocks since 2026-07-05
2026-07-05 peak 6 2026-09-27

Other domains hosted in this network

what's this?
massmutual.com

Corporate group (2 confirmed entities)

Network trust

what's this?
RPKI hygiene: C how networks compare →
66.7% of checked blocks have valid RPKI ROA coverage (4 of 6)
No discrepancies found among checked blocks.

NIC Handles

AS22575 MMLI-1-Z NETWO4801-ARIN NETWO4801-ARIN NETWO4801-ARIN NETWO4801-ARIN