CZ-NORDICTELECOMREGIONAL-20051202
Cluster stats
Netblocks24
All fragments 230 blocks across 35 clusters
Cluster ID192253498
RegistryRIPE
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IP Ranges (24)

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CIDR Org name Registry Status Confidence
88.81.64.0/24 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.65.0 – 88.81.74.255 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.75.0/24 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.76.0/22 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.80.0/23 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.82.0/24 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.83.0 – 88.81.86.255 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.87.0/24 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.89.0/26 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.90.0/28 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.90.16/28 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.90.32/27 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.90.64 – 88.81.90.223 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.91.0/26 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.91.64/28 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.91.96/27 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.92.0 – 88.81.92.19 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.92.24 – 88.81.92.255 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.93.0/24 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.94.0/24 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.95.0 – 88.81.95.79 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.95.80/28 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.95.96 – 88.81.95.175 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low
88.81.95.176 – 88.81.95.255 CZ-NORDICTELECOMREGIONAL-20051202 RIPE ASSIGNED PA ● low

Network trust

what's this?
100.0% of checked blocks have valid RPKI ROA coverage (24 of 24)
Possible discrepancies (10)

These blocks are registered to CZ-NORDICTELECOMREGIONAL-20051202 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.

88.81.65.0 – 88.81.74.255 /21 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.76.0/22 /22 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.83.0 – 88.81.86.255 /22 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.80.0/23 /23 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.64.0/24 /24 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.75.0/24 /24 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.93.0/24 /24 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.82.0/24 /24 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.87.0/24 /24 authorized for AS42908 — O2 Czech Republic, a.s.
88.81.94.0/24 /24 authorized for AS42908 — O2 Czech Republic, a.s.

NIC Handles

DUMY-RIPE DUMY-RIPE mnt-nordictelecom