Frantisek Toman
Cluster stats
Netblocks11
Cluster ID191625090
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (11)

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CIDR Org name Registry Status Confidence
193.176.32.0/24 Frantisek Toman BGP ANNOUNCED ● high
194.164.239.0/24 Frantisek Toman BGP ANNOUNCED ● high
195.200.23.0/24 Frantisek Toman BGP ANNOUNCED ● high
217.12.62.200/30 Frantisek_Jakabcin RIPE ASSIGNED PA ● high
2a14:2040::/29 Frantisek Toman BGP ANNOUNCED ● high
88.208.76.160/29 Frantisek-Vlk RIPE ASSIGNED PA ● low
193.176.32.0/24 Frantisek Toman RIPE ALLOCATED PA ● low
194.164.239.0/24 Frantisek Toman RIPE ALLOCATED PA ● low
195.200.23.0/24 Frantisek Toman RIPE ALLOCATED PA ● low
213.151.77.44/30 Frantisek-Korinek RIPE ASSIGNED PA ● low
2a14:2040::/29 Frantisek Toman RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
90.9% of checked blocks have valid RPKI ROA coverage (10 of 11)
Possible discrepancies (8)

These blocks are registered to Frantisek Toman 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.

2a14:2040::/29 /29 authorized for AS31246 — O2 Czech Republic, a.s.
2a14:2040::/29 /29 authorized for AS31246 — O2 Czech Republic, a.s.
195.200.23.0/24 /24 authorized for AS31246 — O2 Czech Republic, a.s.
194.164.239.0/24 /24 authorized for AS31246 — O2 Czech Republic, a.s.
193.176.32.0/24 /24 authorized for AS31246 — O2 Czech Republic, a.s.
193.176.32.0/24 /24 authorized for AS31246 — O2 Czech Republic, a.s.
194.164.239.0/24 /24 authorized for AS31246 — O2 Czech Republic, a.s.
195.200.23.0/24 /24 authorized for AS31246 — O2 Czech Republic, a.s.

NIC Handles

AC38618-RIPE AS212315 DIALTELECOM-MNT DUMY-RIPE DUMY-RIPE ORG-FT119-RIPE RIPE-NCC-HM-MNT ZT-BRATISLAVA-MNT lir-cz-toman-1-MNT lir-cz-toman-1-MNT