Data as of Nov 13, 2026
176.12.7.0/24
2 residential-proxy exits · 30 daysA1 Bulgaria EAD
Residential-proxy exits
Proxy exits
2
0.78% of its addresses · 30 days
Providers
4
selling exits here
Oct 14, 2026 – Nov 12, 2026
Exits seen per day
43 observations
Proxy providers listing exits
- FastProxy
- LemonBright
- StrikeProxy
- Thordata
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 176.12.0.0/18 since Oct 2011 | AS8717 | Residential | 653 42 always on | A1 Bulgaria EAD |
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 |
|---|---|---|---|---|---|---|
| 176.12.0.0/18 | 16,384 | BG-MTELNET-20110518 | A1 Bulgaria EAD (ORG-MN1-RIPE) · BG | ALLOCATED PA | May 18, 2011 | RIPE. |
| └ 176.12.4.0/22 | 1,024 | GPON-Sofia | GPON Sofia | ASSIGNED PA | Oct 29, 2015 | RIPE. via BG-MTELNET-20110518 |
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 176.12.4.0/22
- Prefix
- 176.12.4.0/22
- Announced by
- AS29580 A1 Bulgaria EAD
- Type
- Residential
- Proxy exits
- 23
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- GPON-Sofia
- Registrant
- GPON Sofia
- RIR
- RIPE NCC
Registry
Holder
- Organization
- A1 Bulgaria EAD
- Handle
- ORG-MN1-RIPE
- Range
- 176.
12. 0. 0/ 18 - Registration type
- ALLOCATED PA
- Record created
- May 18, 2011
Origin network
AS29580
BG
- Name
- A1 Bulgaria EAD
- Type
- Internet provider
- Registered
- Oct 15, 2003
- Domain
- a1.bg
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
176.12.4.0/22
Routing history
- Pattern
- Stable
- First seen
- Nov 2015
- Current origin since
- Jul 2019 · 7.3 yr
- Origin networks
- 2
- Last change of origin
- Apr 2016
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 176.12.4.0/22 | AS29580 | /22 | RIPE | RPKI valid |
| 176.12.0.0/18 | AS8717 | /18 | RIPE | Another network |
IRR
Route objects on 176.12.4.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS29580 | RIPE | A1BG_RSBG_SFN | SPNET-MNT HOMELAN-MNT | Jan 8, 2026 |
Whois
Registration for this announcement
- Range
- 176.
12. 4. 0/ 22 - Netname
- GPON-Sofia
- Registrant
- GPON Sofia
- Registrant country
- BG
- Organization
- GPON Sofia
- Org country
- BG
- Type
- ASSIGNED PA
- Created
- Oct 29, 2015
- Updated
- Oct 29, 2015
- Maintainer
- SPNET-MNT
- RIR
- RIPE NCC
- Country
- BG
- Delegated
- May 18, 2011
- Status
- assigned
Report abuse
Abuse contact
- RIPE.
Abuse@ a1. bg - Name
- A1 Bulgaria EAD Abuse
- Handle
- AR14215-RIPE