Data as of Nov 3, 2026
77.47.136.0/22
No anonymizer space · no proxy exits in 30 daysUser Association of Ukrainian Research and Academic Network URAN
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 |
|---|---|---|---|---|---|---|
| 77.47.128.0/17 | 32,768 | UA-URAN-20070115 | User Association of Ukrainian Research and Academic Network URAN (ORG-COEI1-RIPE) · UA | ALLOCATED PA | Jan 15, 2007 | [email protected] |
| └ 77.47.136.0/27 | 32 | NTUU-KPI-NET | National Technical University of Ukraine | ASSIGNED PA | Dec 15, 2012 | [email protected] via UA-URAN-20070115 |
| └ 77.47.136.32/29 | 8 | NTUU-KPI-AED-NET | National Technical University of Ukraine | ASSIGNED PA | Dec 15, 2012 | [email protected] via UA-URAN-20070115 |
| └ 77.47.136.40/29 | 8 | NTUU-KPI-FTI-NET | National Technical University of Ukraine | ASSIGNED PA | Dec 15, 2012 | [email protected] via UA-URAN-20070115 |
| └ 77.47.136.48 - 77.47.136.255 | 208 | NTUU-KPI-NET | National Technical University of Ukraine | ASSIGNED PA | Dec 21, 2012 | [email protected] via UA-URAN-20070115 |
| └ 77.47.137.0/24 | 256 | SYSADM-IN-UA | sysadm.in.ua | ASSIGNED PA | Dec 15, 2012 | [email protected] via UA-URAN-20070115 |
| └ 77.47.138.0/24 | 256 | NTUU-KPI-NET | National Technical University of Ukraine | ASSIGNED PA | Dec 21, 2012 | [email protected] via UA-URAN-20070115 |
| └ 77.47.139.0/24 | 256 | NTUU-KPI-NET | National Technical University of Ukraine | ASSIGNED PA | Dec 21, 2012 | [email protected] via UA-URAN-20070115 |
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
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2024
- Current origin since
- Jun 2024 · 2.4 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.47.136.0/22 | AS25500 | /22 | RIPE | RPKI valid |
| 77.47.128.0/17 | AS25500 | /17 | RIPE | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS25500 | RIPE | NTUU-KPI NET-136-0-L22 | KPI-MNT | Jun 10, 2024 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 77.47.136.0/24 | AS25500 | RIPE | NTUU-KPI ROUTE 136 | KPI-MNT | Nov 18, 2009 |
| 77.47.137.0/24 | AS25500 | RIPE | NTUU-KPI ROUTE 137 | SYSADM-MNT | Dec 15, 2012 |
| 77.47.138.0/24 | AS25500 | RIPE | NTUU-KPI ROUTE 138 | KPI-MNT | Nov 18, 2009 |
| 77.47.139.0/24 | AS25500 | RIPE | NTUU-KPI ROUTE 139 | KPI-MNT | Nov 18, 2009 |
Whois
Registration for this announcement
- Range
- 77.47.128.0/17
- Netname
- UA-URAN-20070115
- Registrant
- User Association of Ukrainian Research and Academic Network URAN
- Registrant country
- UA
- Organization
- User Association of Ukrainian Research and Academic Network URAN (ORG-COEI1-RIPE)
- Org country
- UA
- Type
- ALLOCATED PA
- Created
- Jan 15, 2007
- Updated
- Dec 5, 2018
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- UA
- Delegated
- Jan 15, 2007
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- URAN Operations
- Handle
- URAN-RIPE