Data as of Nov 10, 2026
77.77.2.0/24
No anonymizer space · no proxy exits in 30 daysUltraNET Ltd
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 77.77.0.0/18 | 16,384 | BG-ULTRANET-20070216 | UltraNET Ltd (ORG-UO129-RIPE) · BG | ALLOCATED PA | Feb 16, 2007 | abuse@ |
| └ 77.77.0.0/21 | 2,048 | ULTRANET-NET | UltraNET Ltd | ASSIGNED PA | Apr 2, 2007 | abuse@ via BG-ULTRANET-20070216 |
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
Announced by
Covering announcement 77.77.0.0/18
- Prefix
- 77.77.0.0/18
- Announced by
- AS39184 UltraNET Ltd
- Type
- Residential
- Proxy exits
- 645
- Always-on exits
- 73
- RPKI
- RPKI valid
- Netname
- BG-ULTRANET-20070216
- Registrant
- UltraNET Ltd
- RIR
- RIPE NCC
Origin network
AS39184
BG
- Name
- UltraNET Ltd
- Type
- Internet provider
- Registered
- Dec 29, 2005
- Domain
- ultranet.biz
- Website
- www.ultranet.biz
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 77.77.0.0/18
77.77.0.0/18
Routing history
- Pattern
- Stable
- First seen
- Oct 2008
- Current origin since
- Dec 2018 · 7.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.77.0.0/18 | AS39184 | /18 | RIPE | RPKI valid |
IRR
Route objects on 77.77.0.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS39184 | RIPE | UltraNET Ltd. | MNT-BGULTRANET | Aug 21, 2007 |
Whois
Registration for this announcement
- Range
- 77.
77. 0. 0/ 18 - Netname
- BG-ULTRANET-20070216
- Registrant
- UltraNET Ltd
- Registrant country
- BG
- Organization
- UltraNET Ltd (ORG-UO129-RIPE)
- Org country
- BG
- Type
- ALLOCATED PA
- Created
- Feb 16, 2007
- Updated
- Jul 11, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- BG
- Delegated
- Feb 16, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ultranet. biz - Name
- Abuse Mailbox
- Handle
- UN1512-RIPE