CABOT CORPORATION

Cabot Corporation
GLEIF verified
LEI
K05C0SER542GQ6VLRO68
Registered name
CABOT CORPORATION
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks7 · 4,170 IPv4 addresses
Registered in United Kingdom (3) · Switzerland (1) · Ireland (1) · United States (1)
All fragments 31 blocks across 13 clusters
Cluster ID208811052
RegistryARIN
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI K05C0SER542GQ6VLRO68
Shared handles clustered on 12 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
7 0 netblocks since 2026-07-05
2026-07-05 peak 7 2026-07-19

IP Ranges (7)

⬇ export CSV
CIDR Org name Registry Status Confidence
5.149.173.48/29 CABOT-NET RIPE ASSIGNED PA ● low
80.69.8.208/28 Cabot RIPE ASSIGNED PA ● low
185.2.164.224/27 Cabot RIPE ASSIGNED PA ● low
194.168.101.176/28 CABOT-COMMUNICATIONS-LIMITED RIPE ASSIGNED PA ● low
199.164.16.0/20 Cabot Corporation ARIN DIRECT ALLOCATION ● low
217.192.90.96/29 CABOT-NET RIPE ASSIGNED PA ● low
2a00:2381:f488::/48 CABOT-COMMUNICATIONS-LTD RIPE AGGREGATED-BY-LIR ● low

Possibly related to this organisation

what's this?
Same name family
Separately-registered clusters whose names share “Cabot” — often per-country or per-system registrations of the same brand, occasionally a different organisation sharing the name. Not counted in this organisation's own footprint.
Combined view of all 13 name-family clusters →
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own naming convention, not a direct registration.

Network trust

what's this?
RPKI hygiene: B how networks compare →
85.7% of checked blocks have valid RPKI ROA coverage (6 of 7)
Possible discrepancies (1)

These blocks are registered to Cabot 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:f488::/48 /48 authorized for AS2856 — British Telecommunications Limited

NIC Handles

AS5089-MNT BTNET-MNT CABOT CH-UNISOURCE-MNT DUMY-RIPE DUMY-RIPE HRW-NOC MNT-LT MSE7-ARIN MSE7-ARIN RB89-ARIN RB89-ARIN