Data as of Nov 11, 2026
77.74.36.0/22
No anonymizer space · no proxy exits in 30 daysUnitary enterprise A1
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 77.74.37.0/24 since Feb 2021 | AS42772 | Mobile | Unitary enterprise A1 | |
| 77.74.38.0/24 since Feb 2021 | AS42772 | Mobile | Unitary enterprise A1 | |
| 77.74.39.0/24 since Feb 2021 | AS42772 | Mobile | Unitary enterprise A1 |
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 |
|---|---|---|---|---|---|---|
| 77.74.32.0/21 | 2,048 | BY-MDC-20070411 | Unitary enterprise A1 (ORG-JMDC1-RIPE) · BY | ALLOCATED PA | Apr 11, 2007 | abuse@ |
| └ 77.74.36.0/22 | 1,024 | A1-BELARUS | Unitary enterprise A1 (ORG-JMDC1-RIPE) · BY | ASSIGNED PA | Apr 21, 2009 | abuse@ |
Network & registry
Announced by
Covering announcement 77.74.32.0/21
- Prefix
- 77.74.32.0/21
- Announced by
- AS42772 Unitary enterprise A1
- Type
- Mobile
- Proxy exits
- 6
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- BY-MDC-20070411
- Registrant
- Unitary enterprise A1
- RIR
- RIPE NCC
Origin network
AS42772
BY
- Name
- Unitary enterprise A1
- Type
- Internet provider
- Registered
- Apr 13, 2007
- Domain
- a1.by
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 77.74.32.0/21
77.74.32.0/21
Routing history
- Pattern
- Stable
- First seen
- Apr 2007
- Current origin since
- Apr 2007 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.74.32.0/21 | AS42772 | /21 | RIPE | RPKI valid |
IRR
Route objects on 77.74.32.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS42772 | RIPE | A1-BY | MNT-MDC | Mar 3, 2020 |
Whois
Registration for this announcement
- Range
- 77.
74. 32. 0/ 21 - Netname
- BY-MDC-20070411
- Registrant
- Unitary enterprise A1
- Registrant country
- BY
- Organization
- Unitary enterprise A1 (ORG-JMDC1-RIPE)
- Org country
- BY
- Type
- ALLOCATED PA
- Created
- Apr 11, 2007
- Updated
- Feb 12, 2026
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- BY
- Delegated
- Apr 11, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
a1. by - Name
- Velcom RIPE Admins
- Handle
- VELC-RIPE