Data as of Nov 7, 2026
185.98.43.0/24
Anonymizer · Datacenter proxyWS Telecom Inc · space held by Ivan Bulavkin
Announcement
this exact prefix
RPKI valid
Announced by
Type
Datacenter proxy
Risk
85 / 100 · Critical
IPv4 market
Path
1 · Holder
record created Mar 12, 2019 · reallocated to SIA "Singularity Telecom" Oct 19, 2022
4 · Use
Datacenter proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 185.98.43.0/24 | /24s |
|---|---|---|
| Ivan Bulavkin | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
185.98.43.0/24
From the registry to its use
- Mar 12, 2019Registry recordIvan BulavkinALLOCATED PA185.98.40.0/22
- Oct 12, 2021– Mar 16, 2022
- Mar 5, 2022– Nov 11, 2022
- Oct 19, 2022ReallocatedSIA "Singularity Telecom"SUB-ALLOCATED PA185.98.43.0/24
- Oct 31, 2022– Feb 15, 2023
- Feb 4, 2023– Mar 11, 2023AnnouncedAS136923 WitLayer Technologies Inc
- Feb 4, 2023– today
- Mar 31, 2023Route objectAS209372 WS Telecom IncRIPE route object for AS209372 WS Telecom Inc, maintainer WS-TELECOM
- May 5, 2023Route objectAS209372 WS Telecom IncRADB route object for AS209372 WS Telecom Inc, maintainer MAINT-AS209372
- Aug 5, 2025Route objectAS213541 WS Telecom IncRADB route object for AS213541 WS Telecom Inc, maintainer MAINT-AS209372
- Nov 20, 2025– Dec 25, 2025
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 |
|---|---|---|---|---|---|---|
| 185.98.40.0/22 | 1,024 | RU-MAINACC-20150428 | Ivan Bulavkin (ORG-BIA108-RIPE) · RU | ALLOCATED PA | Mar 12, 2019 | noc@ |
| └ 185.98.43.0/24 | 256 | Ljubljana-fixed | SIA "Singularity Telecom" (ORG-ST325-RIPE) · SI | SUB-ALLOCATED PA | Oct 19, 2022 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Ivan Bulavkin
- Handle
- ORG-BIA108-RIPE
- Range
- 185.
98. 40. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Mar 12, 2019
- Reallocated to
- SIA "Singularity Telecom" (ORG-ST325-RIPE)
- Reallocated range
- 185.
98. 43. 0/ 24 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Oct 19, 2022
Origin network
AS209372
US
- Name
- WS Telecom Inc
- Type
- Hosting
- Registered
- Aug 23, 2019
- Domain
- wstelecom.us
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2021
- Current origin since
- Feb 2023 · 3.8 yr
- Origin networks
- 4
- Last change of origin
- Nov 2025
Recorded history
History
- Handoffs
- 5
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 185.
98. 43. 0/ 24 - Netname
- Ljubljana-fixed
- Registrant
- SIA "Singularity Telecom"
- Registrant country
- SI
- Organization
- SIA "Singularity Telecom" (ORG-ST325-RIPE)
- Org country
- SI
- Type
- SUB-ALLOCATED PA
- Created
- Oct 19, 2022
- Updated
- Oct 19, 2022
- Maintainer
- MEN2018-MNT
- RIR
- RIPE NCC
- Country
- RU
- Delegated
- Apr 28, 2015
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ws. network - Name
- SIA "Singularity Telecom"
- Handle
- ST13100-RIPE