SIG
Cluster stats
| Netblocks | 35 |
| All fragments | 101 blocks across 23 clusters |
| Cluster ID | 192230044 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 12 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (35)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 221.133.3.184 – 221.133.3.193 | sig-net | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 5.226.89.228/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 5.226.89.232/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 37.128.86.32/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 37.128.127.64/27 | SIG | RIPE | ASSIGNED PA | ● low |
| 62.233.172.0/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 77.252.222.108/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 77.252.222.112/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.8.198.252/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.8.199.152/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.11.40.232/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.11.40.236/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.11.53.128/26 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.11.53.252/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.11.60.0/23 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.11.108.124/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 78.11.114.244/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 81.219.155.192/27 | SIG | RIPE | ASSIGNED PA | ● low |
| 81.219.171.40/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 83.167.206.144/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 83.238.53.144/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 87.204.164.232/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 89.171.116.64/26 | SIG | RIPE | ASSIGNED PA | ● low |
| 93.94.117.74/31 | SIG-NET | RIPE | ASSIGNED PA | ● low |
| 145.253.226.64/28 | SIG-NET | RIPE | ASSIGNED PA | ● low |
| 195.50.154.0/24 | SIG-NET | RIPE | ASSIGNED PA | ● low |
| 195.116.254.184/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 212.16.235.176 – 212.16.235.192 | SIG | RIPE | ASSIGNED PA | ● low |
| 212.244.68.128/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 213.216.67.160/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 213.216.67.164/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 213.241.25.80/30 | SIG | RIPE | ASSIGNED PA | ● low |
| 217.96.2.216/29 | SIG | RIPE | ASSIGNED PA | ● low |
| 2a00:2381:1250::/56 | SIG | RIPE | ASSIGNED | ● low |
| 2a00:2381:1250::/48 | SIG | RIPE | AGGREGATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(35 of 35)
Possible discrepancies (4)
These blocks are registered to SIG but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a00:2381:1250::/48 /48 | authorized for AS2856 — British Telecommunications PLC |
| 2a00:2381:1250::/56 /56 | authorized for AS2856 — British Telecommunications PLC |
| 78.11.60.0/23 /23 | authorized for AS12741 — Netia SA |
| 195.50.154.0/24 /24 | authorized for AS3209 — Vodafone GmbH |
NIC Handles
ARCOR-MNT
BTNET-MNT
DTKN2-AP
DTKN2-AP
DUMY-RIPE
DUMY-RIPE
INTERFUSION-MNT
MAINT-VN-SPT
NETIA-MNT
SOCO-MNT
TNF-MNT
TPNET