ALLEGRO MICROSYSTEMS, LLC

Allegro MicroSystems, Inc.
Data as of 2026-07-26
GLEIF verified
LEI
54930004TGPV6DR3LE12
Registered name
ALLEGRO MICROSYSTEMS, LLC
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks5 · 5,128 IPv4 addresses
IPv6 2 prefixes (largest 2003:60:a030::/48)
Registered in United States (2) · Germany (1)
Cluster ID215279676
RegistryARIN
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 54930004TGPV6DR3LE12
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (5)

⬇ export CSV
CIDR Org name Registry Status Confidence
195.145.132.248/29 ALLEGRO-MICROSYSTEMS-GERMANY-HEIDELBERG-NET RIPE ASSIGNED PA ● low
198.151.152.0/22 Allegro MicroSystems, Inc. ARIN DIRECT ALLOCATION ● low
198.186.16.0/20 Allegro MicroSystems, Inc. ARIN DIRECT ALLOCATION ● low
2003:60:a030::/48 ALLEGRO-MICROSYSTEMS-GERMANY-HEIDELBERG-NET RIPE ASSIGNED ● low
2a00:2381:e42a::/48 ALLEGRO-MICROSYSTEMS RIPE AGGREGATED-BY-LIR ● low

IPv6 ranges (2)

Network trust

what's this?
RPKI hygiene: C how networks compare →
60.0% of checked blocks have valid RPKI ROA coverage (3 of 5)
Possible discrepancies (2)

These blocks are registered to Allegro MicroSystems, Inc. but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2003:60:a030::/48 /48 authorized for AS3320 — Deutsche Telekom AG
2a00:2381:e42a::/48 /48 authorized for AS2856 — British Telecommunications Limited

NIC Handles

ALLEGR BTNET-MNT DTAG-NIC DUMY-RIPE DUMY-RIPE GGO45-ARIN GGO45-ARIN GGO45-ARIN