WILLIAMS INTERNATIONAL CO., L.L.C.
Williams International
GLEIF verified
LEI
549300DF0KZNR9YFOS63
Registered name
WILLIAMS INTERNATIONAL CO., L.L.C.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 7 · 1,058 IPv4 addresses |
| Registered in | United Kingdom (4) · BA (1) · United States (1) |
| All fragments | 134 blocks across 42 clusters |
| Cluster ID | 208814955 |
| Registry | ARIN |
| Owner jurisdiction | US-MI |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300DF0KZNR9YFOS63 |
| Shared handles | clustered on 9 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 81.93.89.240/28 | WILLIAMS-NET | RIPE | ASSIGNED PA | ● low |
| 81.143.5.120/29 | WILLIAMS | RIPE | ASSIGNED PA | ● low |
| 193.133.244.0/23 | WILLIAMS | RIPE | ASSIGNED PA | ● low |
| 198.51.40.0/23 | Williams International | ARIN | DIRECT ALLOCATION | ● low |
| 217.36.59.8/29 | WILLIAMS | RIPE | ASSIGNED PA | ● low |
| 217.40.86.168/29 | WILLIAMS | RIPE | ASSIGNED PA | ● low |
| 2a00:2381:d534::/48 | WILLIAMS-GROUP | RIPE | AGGREGATED-BY-LIR | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “Williams” — 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.
- Williams Information Technology LLC 35 blocks
- Williams-Sonoma Inc. 15 blocks
- Williams College 12 blocks
- Williams Lea LLC 10 blocks
- WILLIAMS-DE-BROE-LTD 5 blocks
- Williams Technology Pty Ltd 5 blocks
- WILLIAMS LEA INDIA PRIVATE LIMITED 3 blocks
- Williams Trading LLC 3 blocks
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.
- williams_enwereonu sub-allocation
- Simon-WILLIAMS-000000005199324 via British Telecommunications Limited sub-allocation
- A-WILLIAMS-000000008630215 via British Telecommunications Limited sub-allocation
- NSUK-SMITHANDWILLIAMSONS-HS via Claranet Limited sub-allocation
- Francis-WILLIAMS-000000005302652 via British Telecommunications Limited sub-allocation
- Steve-WILLIAMS-000000005203482 via British Telecommunications Limited sub-allocation
- WILLIAMS-DE-BROE-ISP sub-allocation
- Jdwilliams sub-allocation
Network trust
what's this?
RPKI hygiene: C
how networks compare →
71.4%
of checked blocks have valid RPKI ROA coverage
(5 of 7)
Possible discrepancies (1)
These blocks are registered to Williams International 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:d534::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AS1849-MNT
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
JM676-ARIN
JM676-ARIN
JM676-ARIN
TELEKOM-SRPSKE-MNT
WILLIA-2