Data as of Nov 12, 2026
91.143.152.0/24
No anonymizer space · no proxy exits in 30 daysUniversity of Delaware · space held by "South telephone company" LLC
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 |
|---|---|---|---|---|---|---|
| 91.143.144.0/20 | 4,096 | RU-UTC-20061101 | "South telephone company" LLC (ORG-UL20-RIPE) · RU | ALLOCATED PA | Nov 1, 2006 | mike@ |
| └ 91.143.152.0/24 | 256 | UTK-second | "South telephone company" LLC (ORG-UL20-RIPE) · RU | ASSIGNED PA | Apr 4, 2018 | mike@ |
Network & registry
Announced by
Covering announcement 91.143.144.0/20
- Prefix
- 91.143.144.0/20
- Announced by
- AS2 University of Delaware
- Type
- Business
- Proxy exits
- 13
- Always-on exits
- 1
- RPKI
- No RPKI
- Netname
- RU-UTC-20061101
- Registrant
- "South telephone company" LLC
- RIR
- RIPE NCC
Origin network
AS2
US
- Name
- University of Delaware
- Type
- Education
- Registered
- Jan 10, 1991
- Domain
- udel.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 91.143.144.0/20
91.143.144.0/20
Routing history
- Pattern
- Stable
- First seen
- Nov 2006
- Current origin since
- Feb 2017 · 9.7 yr
- Origin networks
- 2
- Last change of origin
- Feb 2017
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 91.143.144.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS41837 not the origin | RIPE | South Telephony Company LTD | UTC-RIPE-MNT | Nov 1, 2006 |
Whois
Registration for this announcement
- Range
- 91.
143. 144. 0/ 20 - Netname
- RU-UTC-20061101
- Registrant
- "South telephone company" LLC
- Registrant country
- RU
- Organization
- "South telephone company" LLC (ORG-UL20-RIPE)
- Org country
- RU
- Type
- ALLOCATED PA
- Created
- Nov 1, 2006
- Updated
- Jan 11, 2019
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Nov 1, 2006
- Status
- assigned
Report abuse
Abuse contact
- mike@
infranet. ru - Name
- Abuse-C Role
- Handle
- AR17026-RIPE