Data as of Nov 3, 2026
178.23.77.136/29
No anonymizer space · no proxy exits in 30 daysINTERWORKS Single Member S.A.
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 |
|---|---|---|---|---|---|---|
| 178.23.72.0/21 | 2,048 | GR-INTERWORKS-20100421 | INTERWORKS Single Member S.A. (ORG-IL194-RIPE) · GR | ALLOCATED PA | Apr 21, 2010 | [email protected] |
| └ 178.23.77.136/29 | 8 | CUSTOMER-GROW2CLOUD | unknown | ASSIGNED PA | Jul 30, 2018 | [email protected] via GR-INTERWORKS-20100421 |
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 178.23.72.0/21
- Prefix
- 178.23.72.0/21
- Announced by
- AS50919 INTERWORKS Single Member S.A.
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- GR-INTERWORKS-20100421
- Registrant
- INTERWORKS Single Member S.A.
- RIR
- RIPE NCC
Origin network
AS50919
GR
- Name
- INTERWORKS Single Member S.A.
- Type
- Hosting
- Registered
- Apr 21, 2010
- Domain
- interworks.cloud
- Website
- www.interworks.cloud
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 178.23.72.0/21
178.23.72.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2010
- Current origin since
- May 2010 · 17 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 178.23.72.0/21 | AS50919 | /21 | RIPE | RPKI valid |
IRR
Route objects on 178.23.72.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS50919 | RIPE | INTERWORKS LTD | INTERWORKS-MNT | Apr 23, 2010 |
Whois
Registration for this announcement
- Range
- 178.23.72.0/21
- Netname
- GR-INTERWORKS-20100421
- Registrant
- INTERWORKS Single Member S.A.
- Registrant country
- GR
- Organization
- INTERWORKS Single Member S.A. (ORG-IL194-RIPE)
- Org country
- GR
- Type
- ALLOCATED PA
- Created
- Apr 21, 2010
- Updated
- Jul 27, 2018
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GR
- Delegated
- Apr 21, 2010
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse Department
- Handle
- AD11298-RIPE