Data as of Nov 11, 2026
151.237.47.0/24
No anonymizer space · no proxy exits in 30 daysNastech OOD · space held by Sonicom OOD
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Aug 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 151.237.40.0/21 since Nov 2019 | AS39024 | Residential | 550 5 always on | Sonicom OOD |
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 |
|---|---|---|---|---|---|---|
| 151.237.40.0/21 | 2,048 | BG-SONICOM-20120816 | Sonicom OOD (ORG-SO101-RIPE) · BG | ALLOCATED PA | Nov 1, 2018 | httpphp@ |
| └ 151.237.44.0/22 | 1,024 | BG-NASTEK | Nastek Ltd. | ASSIGNED PA | Oct 22, 2018 | httpphp@ via BG-SONICOM-20120816 |
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
- Sonicom OOD
- Handle
- ORG-SO101-RIPE
- Range
- 151.
237. 40. 0/ 21 - Registration type
- ALLOCATED PA
- Record created
- Nov 1, 2018
Origin network
AS39024
BG
- Name
- Nastech OOD
- Type
- Internet provider
- Registered
- Oct 26, 2018
- Domain
- nastech.bg
- Industry
- Computer and Information Technology
- 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 |
|---|---|---|---|---|
| 151.237.47.0/24 | AS39024 | /24 | RIPE | RPKI valid |
| 151.237.40.0/21 | AS39024 | /21 | RIPE | Too specific |
Whois
Registration for this announcement
- Range
- 151.
237. 44. 0/ 22 - Netname
- BG-NASTEK
- Registrant
- Nastek Ltd.
- Registrant country
- BG
- Organization
- Nastek Ltd.
- Org country
- BG
- Type
- ASSIGNED PA
- Created
- Oct 22, 2018
- Updated
- Oct 23, 2018
- Maintainer
- IPACCT-MNT
- RIR
- RIPE NCC
- Country
- BG
- Delegated
- Aug 16, 2012
- Status
- assigned
Report abuse
Abuse contact
- httpphp@
gmail. com - Name
- Abuse-C Role
- Handle
- AR46583-RIPE