Data as of Nov 14, 2026
185.79.76.0/23
No anonymizer space · no proxy exits in 30 daysWS Telecom Inc · space held by Ivan Bulavkin
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
40 / 100 · Medium
Leased space · Recently moved
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 |
|---|---|---|---|---|---|---|
| 185.79.76.0/22 | 1,024 | RU-MAINACC-20141128 | Ivan Bulavkin (ORG-BIA108-RIPE) · RU | ALLOCATED PA | Mar 12, 2019 | noc@ |
| └ 185.79.76.0/23 | 512 | ISP-BR-12 | SIA "Singularity Telecom" (ORG-ST325-RIPE) · BR | SUB-ALLOCATED PA | Aug 25, 2023 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Ivan Bulavkin
- Handle
- ORG-BIA108-RIPE
- Range
- 185.
79. 76. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Mar 12, 2019
- Reallocated to
- SIA "Singularity Telecom" (ORG-ST325-RIPE)
- Reallocated range
- 185.
79. 76. 0/ 23 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Aug 25, 2023
Origin network
AS213541
US
- Name
- WS Telecom Inc
- Type
- Hosting
- Registered
- Jan 21, 2025
- Domain
- wstelecom.us
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
latest 12 of 13 stints
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2015
- Current origin since
- Dec 2025 · 11 mo
- Origin networks
- 9
- Last change of origin
- May 2026
Recorded history
History
- Stints on record
- 13
- Handoffs
- 10
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 185.
79. 76. 0/ 23 - Netname
- ISP-BR-12
- Registrant
- SIA "Singularity Telecom"
- Registrant country
- BR
- Organization
- SIA "Singularity Telecom" (ORG-ST325-RIPE)
- Org country
- BR
- Type
- SUB-ALLOCATED PA
- Created
- Aug 25, 2023
- Updated
- Jul 4, 2024
- Maintainer
- MEN2018-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Nov 28, 2014
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ws. network - Name
- SIA "Singularity Telecom"
- Handle
- ST13100-RIPE