Data as of Nov 9, 2026
185.73.104.0/22
No anonymizer space · no proxy exits in 30 daysISP Alliance a.s.
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 185. | 3,072 | CZ-GRAPESC-20141015 | ISP Alliance a.s. (ORG-GSA22-RIPE) · CZ | ALLOCATED PA | Nov 29, 2016 | abuse@ |
| └ 185.73.104.0/24 | 256 | Sokonet_ | System NET Line (ORG-SNL68-RIPE) | ASSIGNED PA | Oct 15, 2014 | abuse@ |
| └ 185.73.105.0/24 | 256 | Sokonet_ | System NET Line (ORG-SNL68-RIPE) | ASSIGNED PA | Oct 15, 2014 | abuse@ |
| └ 185.73.106.0/24 | 256 | Sokonet_ | System NET Line (ORG-SNL68-RIPE) | ASSIGNED PA | Oct 15, 2014 | abuse@ |
| └ 185.73.107.0/24 | 256 | Sokonet_ | System NET Line (ORG-SNL68-RIPE) | ASSIGNED PA | Oct 15, 2014 | abuse@ |
Network & registry
Origin network
AS201476
CZ
- Name
- ISP Alliance a.s.
- Type
- Internet provider
- Registered
- Oct 15, 2014
- Domain
- ispalliance.cz
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2014
- Current origin since
- Oct 2014 · 12 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 185.73.104.0/22 | AS201476 | /32 | RIPE | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS201476 | RIPE | Sokonet | MNT-SOKONET | Oct 15, 2014 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 185.73.104.0/24 | AS201476 | RIPE | Sokonet | MNT-SOKONET | Mar 29, 2021 |
| 185.73.105.0/24 | AS201476 | RIPE | Sokonet | MNT-SOKONET | Mar 29, 2021 |
| 185.73.106.0/24 | AS201476 | RIPE | Sokonet | MNT-SOKONET | Mar 29, 2021 |
| 185.73.107.0/24 | AS201476 | RIPE | Sokonet | MNT-SOKONET | Mar 29, 2021 |
Whois
Registration for this announcement
- Range
- 185.
73. 100. 0 - 185. 73. 111. 255 - Netname
- CZ-GRAPESC-20141015
- Registrant
- ISP Alliance a.s.
- Registrant country
- CZ
- Organization
- ISP Alliance a.s. (ORG-GSA22-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Nov 29, 2016
- Updated
- Mar 13, 2024
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Oct 15, 2014
- Status
- assigned
Report abuse
Abuse contact
- abuse@
line. cz - Name
- System NET Line s. r. o.
- Handle
- SNLS1-RIPE