OF.PL Tomasz

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks27 · 3,164 IPv4 addresses
IPv6 1 prefix (largest 2001:df6:8700::/48)
Registered in France (23) · Poland (2) · India (1)
Cluster ID213416782
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
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 · report an issue

Footprint over time

6 weekly snapshots · JSON
27 -1 netblocks since 2026-07-05
2026-07-05 peak 28 2026-07-26

IP Ranges (27)

⬇ export CSV
CIDR Org name Registry Status Confidence
5.39.10.196/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
5.196.36.232/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
5.196.39.4/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
5.196.56.244/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
37.59.66.96/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
37.59.253.100/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
37.187.207.140/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
51.255.114.20/30 OF.PL Tomasz RIPE LEGACY ● high
54.37.93.192/30 OF.PL Tomasz RIPE LEGACY ● high
54.37.196.240/30 OF.PL Tomasz RIPE LEGACY ● high
54.38.218.132/30 OF.PL Tomasz RIPE LEGACY ● high
92.222.248.184/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
94.23.186.68/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
103.108.56.0/22 OFPL APNIC ASSIGNED PORTABLE ● high
135.125.172.60/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
137.74.34.12/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
141.95.49.8/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
147.135.248.128/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
149.202.23.16/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
149.202.113.24/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
149.202.118.64/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
149.202.152.44/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
162.19.166.36/30 OF.PL Tomasz RIPE LEGACY ● high
194.177.4.0/22 OF.PL SP. Z O.O. RIPE ASSIGNED PI ● high
195.225.136.0/22 OF.PL SP. Z O.O. RIPE ASSIGNED PI ● high
217.182.225.36/30 OF.PL Tomasz RIPE ASSIGNED PA ● high
2001:df6:8700::/48 OFPL APNIC ASSIGNED PORTABLE ● high

IPv6 ranges (1)

Domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: B how networks compare →
92.6% of checked blocks have valid RPKI ROA coverage (25 of 27)
Possible discrepancies (2)

These blocks are registered to OF.PL Tomasz 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.

2001:df6:8700::/48 /48 authorized for AS137153 — Optisky Fibernet Private Limited
103.108.56.0/22 /22 authorized for AS137153 — Optisky Fibernet Private Limited

NIC Handles

DGNET-MNT DUMY-RIPE DUMY-RIPE MAINT-IN-IRINN MN753-AP MNT-EXATEL MNT-OF ORG-OSZO3-RIPE ORG-OT62-RIPE OVH-MNT RIPE-NCC-END-MNT SA1155-AP