Data as of Nov 8, 2026
81.173.47.0/24
No anonymizer space · no proxy exits in 30 daysOpenfiber B.V. · space held by EK-Media B.V.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 81.173.44.0/22 since Dec 2016 | AS51942 | Hosting | EK-Media B.V. |
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 |
|---|---|---|---|---|---|---|
| 81.173.44.0/22 | 1,024 | NL-EK-MEDIA1-20030219 | EK-Media B.V. (ORG-EB98-RIPE) · NL | ALLOCATED PA | Jul 19, 2021 | abuse@ |
| └ 81.173.47.0/24 | 256 | NL-EK-MEDIA | unknown | ASSIGNED PA | May 16, 2019 | abuse@ via NL-EK-MEDIA1-20030219 |
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
Registry
Holder
- Organization
- EK-Media B.V.
- Handle
- ORG-EB98-RIPE
- Range
- 81.
173. 44. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Jul 19, 2021
Origin network
AS207176
NL
- Name
- Openfiber B.V.
- Type
- Internet provider
- Registered
- Aug 17, 2016
- Domain
- openfiber.nl
- Website
- www.openfiber.nl
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Oct 2018
- Current origin since
- Feb 2026 · 8 mo
- Origin networks
- 3
- Last change of origin
- Feb 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.173.47.0/24 | AS207176 | /24 | RIPE | RPKI valid |
| 81.173.44.0/22 | AS51942 | /22 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS207176 | RIPE | MNT-EKMEDIA | Feb 26, 2026 |
Whois
Registration for this announcement
- Range
- 81.
173. 47. 0/ 24 - Netname
- NL-EK-MEDIA
- Registrant country
- NL
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- May 16, 2019
- Updated
- May 16, 2019
- Maintainer
- MNT-EKMEDIA
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Feb 19, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ek-media. nl - Name
- Abuse-C Role
- Handle
- AR52828-RIPE