PirxNet Grzegorz Bialas
Data as of 2026-10-11
BGP inherited
This organisation
| Netblocks | 55 · 41,227 IPv4 addresses |
| IPv6 | 4 prefixes (largest 2a02:2780::/32) |
| Record ID | 245729477 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 11 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 (55)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 83.230.0.0/19 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 83.230.32.0/20 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 83.230.48.0/22 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 89.46.144.75/32 | PirxNet Grzegorz Bialas | PEERINGDB | ASSIGNED | ● high |
| 91.222.212.0/22 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 91.230.180.0/24 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 93.95.88.0/21 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 178.216.40.42/32 | PirxNet Grzegorz Bialas | PEERINGDB | ASSIGNED | ● high |
| 185.69.20.0/22 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 188.123.192.0/19 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 193.47.247.0/24 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 195.82.160.0/21 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 195.82.168.0/22 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 195.82.172.0/23 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 195.82.176.0/21 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 195.82.188.0/22 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 195.242.128.0/23 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 212.91.0.125/32 | PirxNet Grzegorz Bialas | PEERINGDB | ASSIGNED | ● high |
| 212.106.138.0/23 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 212.106.160.0/21 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 213.227.72.0/22 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 217.73.176.0/20 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 2001:678:3ac::75/128 | PirxNet Grzegorz Bialas | PEERINGDB | ASSIGNED | ● high |
| 2001:7f8:5b::42/128 | PirxNet Grzegorz Bialas | PEERINGDB | ASSIGNED | ● high |
| 2001:7f8:60:0:d36:3:5434:1/128 | PirxNet Grzegorz Bialas | PEERINGDB | ASSIGNED | ● high |
| 2a02:2780::/32 | PirxNet Grzegorz Bialas | BGP | ANNOUNCED | ● high |
| 83.230.0.0/23 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.2.0/23 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.8.0/22 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.16.0/20 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.32.0/22 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.36.0/23 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.38.0 – 83.230.38.159 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.38.176 – 83.230.39.255 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.48.0/24 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.50.0/23 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 83.230.127.232/29 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.163.0/24 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.164.0 – 195.82.164.191 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.164.224/27 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.165.0/24 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.175.0/24 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.177.0/24 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.180.0/23 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.188.64 – 195.82.188.159 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.188.176 – 195.82.190.111 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.190.128/27 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.190.176 – 195.82.191.159 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 195.82.191.192/27 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 212.106.160.0/26 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 212.106.160.128/25 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 212.106.164.0/23 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 213.227.72.0 – 213.227.74.167 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 213.227.74.176 – 213.227.75.79 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
| 213.227.75.96 – 213.227.75.255 | PirxNet Grzegorz Bialas | RIPE | ASSIGNED PA | ● low |
IPv6 ranges (4)
Footprint over time
16 weekly snapshots · JSON
62
0 netblocks since 2026-07-05
2026-07-05
peak 62
2026-10-11
Domains this organisation publishes
what's this?Other domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
95.2%
of checked blocks have valid RPKI ROA coverage
(59 of 62)
Possible discrepancies (1)
These blocks are registered to PirxNet Grzegorz Bialas 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.
| 195.82.175.0/24 /24 | authorized for AS15744 — Silesian University of Technology, Computer Centre |
NIC Handles
AS35434
AS35434
DUMY-RIPE
DUMY-RIPE
ORG-PGB3-RIPE
PIRXNET-MNT
PIRXNET-MNT
PL-CKPOLSL-MNT
PL-CKPOLSL-MNT
RIPE-NCC-END-MNT
RIPE-NCC-HM-MNT