Sema Group Ltd
Sema-Group-Ltd
Data as of 2026-07-26
Registry
Cluster stats
| Netblocks | 5 · 12,736 IPv4 addresses |
| Registered in | Hong Kong (2) · Italy (2) · Sweden (1) |
| All fragments | 7 blocks across 3 clusters |
| Cluster ID | 214630335 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 8 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 (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 83.174.64.0 – 83.174.113.159 | Sema-net | RIPE | ASSIGNED PA | ● low |
| 202.82.28.0/29 | Sema-Group-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 202.82.28.8/29 | Sema-Group-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 217.57.162.72/29 | SEMA-GROUP-SPA | RIPE | ASSIGNED PA | ● low |
| 217.223.213.112/29 | SEMA-SPA | RIPE | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: D
how networks compare →
20.0%
of checked blocks have valid RPKI ROA coverage
(1 of 5)
Possible discrepancies (1)
These blocks are registered to Sema Group Ltd 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.
| 83.174.64.0 – 83.174.113.159 /18 | authorized for AS29217 — CGI Sverige AB |
NIC Handles
DUMY-RIPE
DUMY-RIPE
INTERB-MNT
MAINT-HK-PCCW-BIA-CS
SE-SEMA-MNT
TA114-AP
TA114-AP
TIG-MNT