Data as of Nov 3, 2026
81.19.12.0/24
No anonymizer space · no proxy exits in 30 daysH-data, spol. s r.o. · space held by FASTER CZ spol. s r.o.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 81.19.0.0/20 since May 2005 | AS24641 | Internet provider | 19 | FASTER CZ 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 |
|---|---|---|---|---|---|---|
| 81.19.0.0/20 | 4,096 | CZ-FASTER-20020122 | FASTER CZ spol. s r.o. (ORG-FCSS1-RIPE) · CZ | ALLOCATED PA | Jan 22, 2002 | [email protected] |
| └ 81.19.12.0/24 | 256 | H-DATA-NET | H-DATA, spol. s r.o | ASSIGNED PA | Oct 11, 2004 | [email protected] via CZ-FASTER-20020122 |
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 81.19.12.0/23
- Prefix
- 81.19.12.0/23
- Announced by
- AS34049 H-data, spol. s r.o.
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- CZ-FASTER-20020122
- Registrant
- FASTER CZ spol. s r.o.
- RIR
- RIPE NCC
Origin network
AS34049
CZ
- Name
- H-data, spol. s r.o.
- Type
- Internet provider
- Registered
- Oct 11, 2004
- Domain
- wosa.cz
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
81.19.12.0/23
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.19.12.0/23 | AS34049 | /23 | RIPE | RPKI valid |
| 81.19.0.0/20 | AS24641 | /24 | RIPE | Another network |
IRR
Route objects on 81.19.12.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS34049 | RIPE | H-data, spol. s .r.o. | FASTER-MNT | Oct 11, 2004 |
Whois
Registration for this announcement
- Range
- 81.19.0.0/20
- Netname
- CZ-FASTER-20020122
- Registrant
- FASTER CZ spol. s r.o.
- Registrant country
- CZ
- Organization
- FASTER CZ spol. s r.o. (ORG-FCSS1-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Jan 22, 2002
- Updated
- Oct 3, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Jan 22, 2002
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Faster CZ Tech Contact
- Handle
- FA555-RIPE