Data as of Nov 12, 2026
83.149.250.0/24
No anonymizer space · no proxy exits in 30 daysInstitute for Information Transmission Problems of the Russian Academy of Sciences of A.A. Kharkevich · space held by Scientific Research Institute for System Analysis of the National Research Centre "Kurchatov Institute"
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 83.149.192.0/18 since Oct 2023 | AS3267 | Business | 15 | Scientific Research Institute for System Analysis of the National Research Centre "Kurchatov Institute" |
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 |
|---|---|---|---|---|---|---|
| 83.149.192.0/18 | 16,384 | RU-NIKS-20040316 | Scientific Research Institute for System Analysis of the National Research Centre "Kurchatov Institute" (ORG-CR1-RIPE) · RU | ALLOCATED PA | Mar 16, 2004 | abuse@ |
| └ 83.149.250.0/24 | 256 | IITP-RAS-3 | Institute for Information Transmission Problems | ASSIGNED PA | Aug 21, 2023 | abuse@ via RU-NIKS-20040316 |
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
- Scientific Research Institute for System Analysis of the National Research Centre "Kurchatov Institute"
- Handle
- ORG-CR1-RIPE
- Range
- 83.
149. 192. 0/ 18 - Registration type
- ALLOCATED PA
- Record created
- Mar 16, 2004
Origin network
AS8409
RU
- Name
- Institute for Information Transmission Problems of the Russian Academy of Sciences of A.A. Kharkevich
- Type
- Education
- Registered
- Aug 4, 1997
- Domain
- iitp.ru
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2023
- Current origin since
- Nov 2023 · 3.0 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.149.250.0/24 | AS8409 | /24 | RIPE | RPKI valid |
| 83.149.192.0/18 | AS3267 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8409 | RIPE | INFR-MNT | Aug 21, 2023 |
Whois
Registration for this announcement
- Range
- 83.
149. 250. 0/ 24 - Netname
- IITP-RAS-3
- Registrant
- Institute for Information Transmission Problems
- Registrant country
- RU
- Organization
- Institute for Information Transmission Problems
- Org country
- RU
- Type
- ASSIGNED PA
- Created
- Aug 21, 2023
- Updated
- Aug 21, 2023
- Maintainer
- INFR-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Mar 16, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
rasnet. ru - Name
- Abuse-C Role
- Handle
- AR16874-RIPE