Data as of Nov 9, 2026
93.89.147.0/24
No anonymizer space · no proxy exits in 30 daysCEZNET s.r.o. · space held by GRADACE, spol. s r.o.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 93.89.144.0/20 | 4,096 | CZ-GRADACE-20080409 | GRADACE, spol. s r.o. (ORG-GSSR1-RIPE) · CZ | ALLOCATED PA | Apr 9, 2008 | admin-ripe@ |
| └ 93.89.147.0/24 | 256 | GRADACE_ | unknown | SUB-ALLOCATED PA | Mar 21, 2017 | admin-ripe@ via CZ-GRADACE-20080409 |
| └ 93.89.147.0/29 | 8 | Continental_ | unknown | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.8/29 | 8 | Integrovana_ | unknown | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.16/29 | 8 | ZPA_ | Czech Republic ,Nova Paka, www.zpanp.eu | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.24/29 | 8 | FREZITE | Czech Republic, Jicin, www.fmttooling.com | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.32/30 | 4 | Altran_ | unknown | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.36/30 | 4 | Exekutorsky_ | Czech Republic, Jicin, www.exekutor-jicin.cz | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.40/32 | 1 | Hospital_ | Czech Republic, Jicin, Oblastni Nemocnice Jicin | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.48/29 | 8 | Maso_ | Czech Republic, Jicin, www.masojicin.cz | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
| └ 93.89.147.56/29 | 8 | Complete_ | Czech Republic, Jicin, www.cis.cz | ASSIGNED PA | Mar 21, 2017 | admin-ripe@ via GRADACE_Subnets_for_large_bussiness_clients |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 199 | 78% | 2 | |
| Business | 57 | 22% | 9 |
Network & registry
Announced by
Covering announcement 93.89.144.0/20
- Prefix
- 93.89.144.0/20
- Announced by
- AS42306 CEZNET s.r.o.
- Type
- Residential
- Proxy exits
- 24
- Always-on exits
- 5
- RPKI
- No RPKI
- Netname
- CZ-GRADACE-20080409
- Registrant
- GRADACE, spol. s r.o.
- RIR
- RIPE NCC
Origin network
AS42306
CZ
- Name
- CEZNET s.r.o.
- Type
- Internet provider
- Registered
- Jan 30, 2007
- Domain
- edera.cz
- Website
- www.edera.cz
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 93.89.144.0/20
93.89.144.0/20
Routing history
- Pattern
- Stable
- First seen
- Apr 2008
- Current origin since
- Jun 2008 · 18 yr
- Origin networks
- 2
- Last change of origin
- Jun 2008
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 93.89.144.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS42306 | RIPE | GRADACE first allocation | MNT-GRADACE | Jun 10, 2008 |
Whois
Registration for this announcement
- Range
- 93.
89. 144. 0/ 20 - Netname
- CZ-GRADACE-20080409
- Registrant
- GRADACE, spol. s r.o.
- Registrant country
- CZ
- Organization
- GRADACE, spol. s r.o. (ORG-GSSR1-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Apr 9, 2008
- Updated
- Mar 16, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Apr 9, 2008
- Status
- assigned
Report abuse
Abuse contact
- admin-ripe@
jicinet. cz - Name
- Abuse-C Role
- Handle
- AR14417-RIPE