Data as of Nov 14, 2026
87.97.128.0/21
No anonymizer space · no proxy exits in 30 daysA1 Bulgaria EAD
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 87.97.128.0/17 since Feb 2022 | AS8717 | Residential | 2,016 41 always on | A1 Bulgaria EAD |
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 87.97.128.0/24 since Apr 2022 | AS13124 | Residential | A1 Bulgaria EAD | |
| 87.97.129.0/24 since Apr 2022 | AS13124 | Residential | A1 Bulgaria EAD | |
| 87.97.130.0/24 since Apr 2022 | AS13124 | Residential | A1 Bulgaria EAD | |
| 87.97.131.0/24 since Apr 2022 | AS13124 | Residential | A1 Bulgaria EAD | |
| 87.97.132.0/24 since Apr 2022 | AS13124 | Residential | A1 Bulgaria EAD | |
| 87.97.133.0/24 since Apr 2022 | AS13124 | Residential | A1 Bulgaria EAD | |
| 87.97.134.0/24 since Apr 2022 | AS13124 | Residential | A1 Bulgaria EAD | |
| 87.97.135.0/24 since Apr 2022 | AS13124 | Residential | A1 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 |
|---|---|---|---|---|---|---|
| 87.97.128.0/17 | 32,768 | BG-MTELNET-20050808 | A1 Bulgaria EAD (ORG-MN1-RIPE) · BG | ALLOCATED PA | Aug 8, 2005 | RIPE. |
| └ 87.97.128.0/20 | 4,096 | A1BG-DOBRICH-LAN | A1 Bulgaria EAD | ASSIGNED PA | Oct 11, 2011 | RIPE. via BG-MTELNET-20050808 |
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
- A1 Bulgaria EAD
- Handle
- ORG-MN1-RIPE
- Range
- 87.
97. 128. 0/ 17 - Registration type
- ALLOCATED PA
- Record created
- Aug 8, 2005
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2012
- Current origin since
- Mar 2012 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 87.97.128.0/21 | AS13124 | /21 | RIPE | RPKI valid |
| 87.97.128.0/17 | AS8717 | /17 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS13124 | RIPE | A1 BG | AS13124-MNT | May 30, 2018 |
Whois
Registration for this announcement
- Range
- 87.
97. 128. 0/ 20 - Netname
- A1BG-DOBRICH-LAN
- Registrant
- A1 Bulgaria EAD
- Registrant country
- BG
- Organization
- A1 Bulgaria EAD
- Org country
- BG
- Type
- ASSIGNED PA
- Created
- Oct 11, 2011
- Updated
- May 30, 2018
- Maintainer
- AS13124-MNT
- RIR
- RIPE NCC
- Country
- BG
- Delegated
- Aug 8, 2005
- Status
- assigned
Report abuse
Abuse contact
- RIPE.
Abuse@ a1. bg - Name
- A1 Bulgaria EAD Abuse
- Handle
- AR14215-RIPE