PRT Systems Limited

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks21 · 12,562 IPv4 addresses
IPv6 6 prefixes (largest 2001:1420::/29)
Cluster ID222382095
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 15 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

8 weekly snapshots · JSON
27 -11 netblocks since 2026-07-05
2026-07-05 peak 38 2026-08-16

IP Ranges (21)

⬇ export CSV
CIDR Org name Registry Status Confidence
5.57.80.150/32 PRT Systems Ltd PEERINGDB ASSIGNED ● high
31.7.8.0/21 PRT Systems Limited BGP ANNOUNCED ● high
185.109.124.0/22 PRT Systems Limited BGP ANNOUNCED ● high
185.109.136.0/23 PRT Systems Limited BGP ANNOUNCED ● high
185.109.139.0/24 PRT Systems Limited BGP ANNOUNCED ● high
192.91.199.0/24 PRT Systems Limited BGP ANNOUNCED ● high
194.11.244.0/23 PRT Systems Limited BGP ANNOUNCED ● high
194.13.108.0/23 PRT Systems Limited BGP ANNOUNCED ● high
194.13.140.0/23 PRT Systems Limited BGP ANNOUNCED ● high
194.13.236.0/23 PRT Systems Limited BGP ANNOUNCED ● high
217.65.160.0/20 PRT Systems Limited BGP ANNOUNCED ● high
217.198.56.0/21 PRT Systems Limited BGP ANNOUNCED ● high
2001:768::/32 PRT Systems Limited BGP ANNOUNCED ● high
2001:7f8:17::21e4:1/128 PRT Systems Ltd PEERINGDB ASSIGNED ● high
2001:1420::/30 PRT Systems Limited BGP ANNOUNCED ● high
2001:1420::/32 PRT Systems Limited BGP ANNOUNCED ● high
2a03:9f00::/32 PRT Systems Limited BGP ANNOUNCED ● high
81.187.198.129/32 PRT-SYSTEMS-LTD RIPE ASSIGNED PA ● low
185.4.128.96/28 PRT_Systems_Ltd RIPE ASSIGNED PA ● low
185.109.136.0/22 PRT Systems Limited RIPE ALLOCATED PA ● low
2001:1420::/29 PRT Systems Limited RIPE ALLOCATED-BY-RIR ● low

IPv6 ranges (6)

CIDR
2001:1420::/29
2001:1420::/30
2001:1420::/32
2001:768::/32
2a03:9f00::/32
2001:7f8:17::21e4:1/128

Network trust

what's this?
RPKI hygiene: B how networks compare →
85.2% of checked blocks have valid RPKI ROA coverage (23 of 27)
No discrepancies found among checked blocks.

NIC Handles

AA AS47578 AS56739 AS8356 AS8356-MNT AS8676 AS8676 AS8676-MNT AS8676-MNT DUMY-RIPE DUMY-RIPE IDSI-MNT +3 more