Data as of Nov 11, 2026
77.237.136.0/24
1 residential-proxy exit · 30 daysCEZNET s.r.o.
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
4
selling exits here
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
53 observations
Proxy providers listing exits
- EnigmaProxy
- NovaProxy
- ProxyEmpire
- Shifter
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 |
|---|---|---|---|---|---|---|
| 77.237.128.0/19 | 8,192 | CZ-CEZNET21-20070202 | CEZNET s.r.o. (ORG-TBS13-RIPE) · CZ | ALLOCATED PA | Feb 2, 2007 | dohled@ |
| └ 77. | 5,376 | WMS-NET | WMS network | ASSIGNED PA | May 29, 2017 | dohled@ via CZ-CEZNET21-20070202 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 77.237.128.0/19
- Prefix
- 77.237.128.0/19
- Announced by
- AS47493 CEZNET s.r.o.
- Type
- Residential
- Proxy exits
- 94
- Always-on exits
- 24
- RPKI
- RPKI valid
- Netname
- CZ-CEZNET21-20070202
- Registrant
- CEZNET s.r.o.
- RIR
- RIPE NCC
Origin network
AS47493
CZ
- Name
- CEZNET s.r.o.
- Type
- Internet provider
- Registered
- Jun 25, 2008
- Domain
- wms.cz
- Website
- www.wms.cz
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 77.237.128.0/19
77.237.128.0/19
Routing history
- Pattern
- Stable
- First seen
- Feb 2007
- Current origin since
- Jun 2009 · 17 yr
- Origin networks
- 3
- Last change of origin
- Jun 2009
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.237.128.0/19 | AS47493 | /19 | RIPE | RPKI valid |
IRR
Route objects on 77.237.128.0/19
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS47493 | RIPE | WMS s.r.o. | MNT-WMS | Jun 18, 2009 |
Whois
Registration for this announcement
- Range
- 77.
237. 128. 0/ 19 - Netname
- CZ-CEZNET21-20070202
- Registrant
- CEZNET s.r.o.
- Registrant country
- CZ
- Organization
- CEZNET s.r.o. (ORG-TBS13-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Feb 2, 2007
- Updated
- Oct 6, 2025
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Feb 2, 2007
- Status
- assigned
Report abuse
Abuse contact
- dohled@
ceznet. cz - Name
- CEZNET hostmaster
- Handle
- CH13482-RIPE