Sigma Net
SIGMANET
Data as of 2026-09-20
Registry
This organisation
| Netblocks | 13 · 2,608 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a02:730:1::/48) |
| Registered in | Hungary (9) · India (2) · Russia (1) |
| Also registered under this name | 24 netblocks across 3 separate records |
| Record ID | 241152279 |
| Registry | APNIC |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 9 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 (13)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 79.172.206.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 79.172.217.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 79.172.237.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 87.229.98.0/23 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 87.229.102.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 109.161.57.0/27 | SigmaNet | RIPE | ASSIGNED PA | ● low |
| 124.30.17.144 – 124.30.17.155 | SIGMANET | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 124.30.17.144/28 | SIGMANET | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 178.238.221.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 178.238.223.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 213.181.222.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 217.144.61.0/24 | SIGMANET | RIPE | ASSIGNED PA | ● low |
| 2a02:730:1::/48 | SIGMANET | RIPE | ASSIGNED | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a02:730:1::/48 |
Footprint over time
13 weekly snapshots · JSON
13
0 netblocks since 2026-07-05
2026-07-05
peak 13
2026-09-20
Other domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(13 of 13)
Possible discrepancies (1)
These blocks are registered to Sigma Net 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.
| 178.238.221.0/24 /24 | authorized for AS5483 — Magyar Telekom Plc. |
NIC Handles
AS5483-MNT
DENINET-MNT
DUMY-RIPE
DUMY-RIPE
HS51-AP
HS51-AP
MAINT-IN-IRINN
MAINT-IN-SIFY
YARTEL-MNT