Data as of Nov 8, 2026
193.84.53.0/24
No anonymizer space · no proxy exits in 30 daysCESNET z.s.p.o. · space held by Charles University
Network & registry
Origin network
AS2852
CZ
- Name
- CESNET z.s.p.o.
- Type
- Education
- Registered
- Dec 20, 1993
- Domain
- cesnet.cz
- Website
- www.cesnet.cz
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2013
- Current origin since
- Apr 2013 · 14 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 193.
84. 53. 0/ 24 - Netname
- CUNI-PI1-TCZ
- Registrant
- Charles University
- Registrant country
- CZ
- Organization
- Charles University (ORG-CUIP2-RIPE)
- Org country
- CZ
- Type
- ASSIGNED PI
- Created
- Not stated by the registry
- Updated
- Nov 16, 2020
- Maintainer
- RIPE-NCC-END-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cuni. cz - Name
- Charles University Network Administrators
- Handle
- CUNA1-RIPE