Data as of Nov 4, 2026
185.44.54.64/29
No anonymizer space · no proxy exits in 30 daysMass Response Service GmbH
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 |
|---|---|---|---|---|---|---|
| 185.44.52.0/22 | 1,024 | AT-MASSRESPONSE-20131230 | Mass Response Service GmbH (ORG-MRSG2-RIPE) · AT | ALLOCATED PA | Dec 30, 2013 | [email protected] |
| └ 185.44.54.64/29 | 8 | RIEGL-NET2 | RIEGL Laser Measurement Systems GmbH | ASSIGNED PA | Feb 23, 2018 | [email protected] via AT-MASSRESPONSE-20131230 |
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 185.44.52.0/22
- Prefix
- 185.44.52.0/22
- Announced by
- AS51265 Mass Response Service GmbH
- Type
- Mobile
- Proxy exits
- 2
- RPKI
- RPKI valid
- Netname
- AT-MASSRESPONSE-20131230
- Registrant
- Mass Response Service GmbH
- RIR
- RIPE NCC
Origin network
AS51265
AT
- Name
- Mass Response Service GmbH
- Type
- Internet provider
- Registered
- Jul 6, 2010
- Domain
- massresponse.com
- Website
- www.massresponse.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 185.44.52.0/22
185.44.52.0/22
Routing history
- Pattern
- Stable
- First seen
- Jan 2014
- Current origin since
- Jan 2014 · 13 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 185.44.52.0/22 | AS51265 | /23 | RIPE | RPKI valid |
IRR
Route objects on 185.44.52.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS51265 | RIPE | Mass Response Service GmbH | MASSRESPONSE-MNT | Jul 26, 2019 |
Whois
Registration for this announcement
- Range
- 185.44.52.0/22
- Netname
- AT-MASSRESPONSE-20131230
- Registrant
- Mass Response Service GmbH
- Registrant country
- AT
- Organization
- Mass Response Service GmbH (ORG-MRSG2-RIPE)
- Org country
- AT
- Type
- ALLOCATED PA
- Created
- Dec 30, 2013
- Updated
- Jan 16, 2023
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- AT
- Delegated
- Dec 30, 2013
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Mass Response abuse handling
- Handle
- MR17726-RIPE