Data as of Nov 3, 2026
213.91.181.0/24
No anonymizer space · no proxy exits in 30 daysMainstream doo Beograd · space held by Vivacom Bulgaria EAD
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 213.91.176.0/21 since Oct 2022 | AS8866 | Residential | 91 7 always on | Vivacom Bulgaria EAD |
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 |
|---|---|---|---|---|---|---|
| 213.91.128.0/17 | 32,768 | BG-BTC-20020905 | Vivacom Bulgaria EAD (ORG-BTCP1-RIPE) · BG | ALLOCATED PA | Sep 5, 2002 | [email protected] |
| └ 213.91.181.0/24 | 256 | BTC-VivaCloud | unknown | ASSIGNED PA | Jul 20, 2017 | [email protected] via BG-BTC-20020905 |
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
IPv4 market
Holder
- Organization
- Vivacom Bulgaria EAD
- Handle
- ORG-BTCP1-RIPE
- Range
- 213.91.128.0/17
- Registration type
- ALLOCATED PA
- Record created
- Sep 5, 2002
Origin network
AS51859
RS
- Name
- Mainstream doo Beograd
- Type
- Hosting
- Registered
- Nov 17, 2010
- Domain
- mainstream.eu
- Website
- www.mainstream.eu/
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Sep 2024 · 2.2 yr
- Origin networks
- 3
- Last change of origin
- Sep 2024
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 213.91.181.0/24 | AS51859 | /24 | RIPE | RPKI valid |
| 213.91.128.0/17 | AS8866 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS51859 | RIPE | BT95-ADM | Sep 6, 2024 |
Whois
Registration for this announcement
- Range
- 213.91.181.0/24
- Netname
- BTC-VivaCloud
- Registrant country
- BG
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Jul 20, 2017
- Updated
- Oct 15, 2025
- Maintainer
- BT95-ADM
- RIR
- RIPE NCC
- Country
- BG
- Delegated
- Sep 5, 2002
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- BTC IP ADDRESS SPACE administration
- Handle
- BTC3-RIPE