Data as of Nov 7, 2026
213.91.231.0/24
No anonymizer space · no proxy exits in 30 daysVarna Free University Chernorizets Hrabar · space held by Vivacom Bulgaria EAD
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 213.91.224.0/19 since Dec 2024 | AS8866 | Residential | 1,004 183 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 | abuse-ip@ |
| └ 213.91.231.0/24 | 256 | VFU-BG-NET | Varna Free University | ASSIGNED PA | Oct 27, 2008 | abuse-ip@ 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
AS198280
BG
- Name
- Varna Free University Chernorizets Hrabar
- Type
- Education
- Registered
- Dec 1, 2011
- Domain
- vfu.bg
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Mar 2014 · 13 yr
- Origin networks
- 3
- Last change of origin
- Mar 2014
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 213.91.231.0/24 | AS198280 | /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 |
|---|---|---|---|---|
| AS198280 | RIPE | VFU-BG | BT95-ADM | Mar 6, 2014 |
Whois
Registration for this announcement
- Range
- 213.
91. 231. 0/ 24 - Netname
- VFU-BG-NET
- Registrant
- Varna Free University
- Registrant country
- BG
- Organization
- Varna Free University
- Org country
- BG
- Type
- ASSIGNED PA
- Created
- Oct 27, 2008
- Updated
- Aug 10, 2018
- Maintainer
- BT95-ADM
- RIR
- RIPE NCC
- Country
- BG
- Delegated
- Sep 5, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse-ip@
vivacom. bg - Name
- BTC IP ADDRESS SPACE administration
- Handle
- BTC3-RIPE