Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove

Data as of 2026-08-23
BGP inherited
Cluster stats
Netblocks7 · 1,280 IPv4 addresses
IPv6 2 prefixes (largest 2001:718:1207::/48)
All fragments 9 blocks across 2 clusters
Cluster ID227036891
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

9 weekly snapshots · JSON
7 0 netblocks since 2026-07-05
2026-07-05 peak 7 2026-08-23

IP Ranges (7)

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CIDR Org name Registry Status Confidence
195.113.114.0/24 Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove RIPE ASSIGNED PA ● high
195.113.189.0/24 Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove RIPE ASSIGNED PA ● high
195.113.223.0/24 Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove RIPE ASSIGNED PA ● high
195.113.229.0/24 Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove RIPE ASSIGNED PA ● high
195.113.236.0/24 Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove RIPE ASSIGNED PA ● high
2001:718:1200:7::/64 Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove RIPE ASSIGNED ● high
2001:718:1207::/48 Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove RIPE ASSIGNED ● high

IPv6 ranges (2)

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (7 of 7)
Possible discrepancies (6)

These blocks are registered to Univerzita Karlova v Praze, Lekarska fakulta v Hradci Kralove 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.

2001:718:1207::/48 /48 authorized for AS2852 — CESNET z.s.p.o.
195.113.114.0/24 /24 authorized for AS2852 — CESNET z.s.p.o.
195.113.189.0/24 /24 authorized for AS2852 — CESNET z.s.p.o.
195.113.223.0/24 /24 authorized for AS2852 — CESNET z.s.p.o.
195.113.229.0/24 /24 authorized for AS2852 — CESNET z.s.p.o.
195.113.236.0/24 /24 authorized for AS2852 — CESNET z.s.p.o.

NIC Handles

DUMY-RIPE DUMY-RIPE ORG-UKVP1-RIPE TENCZ-MNT