Data as of Nov 3, 2026
37.58.6.0/24
2 residential-proxy exits · 30 daysO2 Business Services, a.s · space held by O2 Slovakia, s.r.o.
Residential-proxy exits
Proxy exits
2
0.78% of its addresses · 30 days
Providers
6
selling exits here
Oct 4, 2026 – Nov 2, 2026
Exits seen per day
29 observations
Proxy providers listing exits
- EnigmaProxy
- FastProxy
- LemonBright
- NovaProxy
- ProxyEmpire
- VantageProxies
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 |
|---|---|---|---|---|---|---|
| 37.58.0.0/20 | 4,096 | SK-TO2SK-20120116 | O2 Slovakia, s.r.o. (ORG-TOSS1-RIPE) · SK | ALLOCATED PA | Jan 16, 2012 | [email protected] |
| └ 37.58.6.8/29 | 8 | SK-VNET-CUST-20221125 | unknown | ASSIGNED PA | Nov 25, 2022 | [email protected] via SK-TO2SK-20120116 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Unknown | 248 | 97% | 2 | |
| Business | 8 | 3.1% | 1 |
Network & registry
Announced by
Covering announcement 37.58.0.0/20
- Prefix
- 37.58.0.0/20
- Announced by
- AS28952 O2 Business Services, a.s
- Type
- Unknown
- Proxy exits
- 21
- RPKI
- RPKI valid
- Netname
- SK-TO2SK-20120116
- Registrant
- O2 Slovakia, s.r.o.
- RIR
- RIPE NCC
Origin network
AS28952
SK
- Name
- O2 Business Services, a.s
- Type
- Internet provider
- Registered
- Jun 8, 2015
- Domain
- o2bs.sk
- Website
- www.o2bs.sk
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.58.0.0/20
37.58.0.0/20
Routing history
- Pattern
- Rotating
- First seen
- Jan 2012
- Current origin since
- Nov 2021 · 5.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2021
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.58.0.0/20 | AS28952 | /20 | RIPE | RPKI valid |
IRR
Route objects on 37.58.0.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28952 | RIPE | O2.SK | O2SK-MNT | Nov 5, 2021 |
Whois
Registration for this announcement
- Range
- 37.58.0.0/20
- Netname
- SK-TO2SK-20120116
- Registrant
- O2 Slovakia, s.r.o.
- Registrant country
- SK
- Organization
- O2 Slovakia, s.r.o. (ORG-TOSS1-RIPE)
- Org country
- SK
- Type
- ALLOCATED PA
- Created
- Jan 16, 2012
- Updated
- Mar 30, 2022
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- SK
- Delegated
- Jan 16, 2012
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- SKTO2-RIPE role
- Handle
- SKTO2-RIPE