Data as of Nov 9, 2026
31.148.242.0/24
No anonymizer space · no proxy exits in 30 daysALFA TELECOM s.r.o.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Aug 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 31.148.0.0/16 since Nov 2013 | AS44546 | Residential | 12,353 1,505 always on | ALFA TELECOM s.r.o. |
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 |
|---|---|---|---|---|---|---|
| 31.148.0.0/16 | 65,536 | CZ-ALFATELECOM-20110211 | ALFA TELECOM s.r.o. (ORG-ATS13-RIPE) · CZ | ALLOCATED PA | Feb 11, 2011 | abuse@ |
| └ 31.148.242.0/24 | 256 | CDNVIDEO-NET | Global Cloud Network LLC (ORG-QL107-RIPE) · RU | ASSIGNED PA | Jul 22, 2026 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- ALFA TELECOM s.r.o.
- Handle
- ORG-ATS13-RIPE
- Range
- 31.
148. 0. 0/ 16 - Registration type
- ALLOCATED PA
- Record created
- Feb 11, 2011
Origin network
AS44546
CZ
- Name
- ALFA TELECOM s.r.o.
- Type
- Internet provider
- Registered
- Feb 5, 2008
- Domain
- alfatelecom.cz
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2026
- Current origin since
- Aug 2026 · 3 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 31.148.242.0/24 | AS204720 | /24 | RIPE | Another network |
| 31.148.0.0/16 | AS44546 | /24 | RIPE | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS204720 not the origin | RIPE | RIPE-DB-MNT | Jul 22, 2026 |
Whois
Registration for this announcement
- Range
- 31.
148. 242. 0/ 24 - Netname
- CDNVIDEO-NET
- Registrant
- Global Cloud Network LLC
- Registrant country
- DE
- Organization
- Global Cloud Network LLC (ORG-QL107-RIPE)
- Org country
- RU
- Type
- ASSIGNED PA
- Created
- Jul 22, 2026
- Updated
- Jul 22, 2026
- Maintainer
- RIPE-DB-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Feb 11, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cdnvideo. ru - Name
- Abuse-C Role
- Handle
- AR44175-RIPE