Data as of Nov 5, 2026
83.223.179.0/24
8 residential-proxy exits · 30 daysNOS Madeira Comunicacoes, S.A.
Residential-proxy exits
Proxy exits
8
3.1% of its addresses · 30 days
Always-on exits
1
13% of its exits
Providers
28
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
367 observations
Proxy providers listing exits
- 2Captcha
- AnyIP
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- EnigmaProxy
- FastProxy
- FlashProxy
- FloppyData
- GSocks
- GonzoProxy
- IPOasis
- Infatica
- LemonBright
- LightningProxies
- NodeMaven
- NovaProxy
- Proxy-Seller
- ProxyEmpire
- Proxyma
- Shifter
- Thordata
- VantageProxies
- VibeProxies
- VitalExclusive
- VitalProxy
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 |
|---|---|---|---|---|---|---|
| 83.223.160.0/19 | 8,192 | PT-CABOTVM-20040713 | NOS Madeira Comunicacoes, S.A. (ORG-CA30-RIPE) · PT | ALLOCATED PA | Jul 13, 2004 | abuse@ |
| └ 83.223.176.0/20 | 4,096 | CABOTVM | nos madeira comunicacoes s.a | ASSIGNED PA | Mar 23, 2006 | abuse@ via PT-CABOTVM-20040713 |
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
Announced by
Covering announcement 83.223.160.0/19
- Prefix
- 83.223.160.0/19
- Announced by
- AS15457 NOS Madeira Comunicacoes, S.A.
- Type
- Residential
- Proxy exits
- 262
- Always-on exits
- 19
- RPKI
- RPKI valid
- Netname
- PT-CABOTVM-20040713
- Registrant
- NOS Madeira Comunicacoes, S.A.
- RIR
- RIPE NCC
Origin network
AS15457
PT
- Name
- NOS Madeira Comunicacoes, S.A.
- Type
- Internet provider
- Registered
- Jul 4, 2000
- Domain
- nos.pt
- Industry
- Media, Publishing, and Broadcasting
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 83.223.160.0/19
83.223.160.0/19
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.223.160.0/19 | AS2860 | /19 | RIPE | Another network |
| 83.223.160.0/19 | AS15457 | /19 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 83.
223. 160. 0/ 19 - Netname
- PT-CABOTVM-20040713
- Registrant
- NOS Madeira Comunicacoes, S.A.
- Registrant country
- PT
- Organization
- NOS Madeira Comunicacoes, S.A. (ORG-CA30-RIPE)
- Org country
- PT
- Type
- ALLOCATED PA
- Created
- Jul 13, 2004
- Updated
- Dec 16, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PT
- Delegated
- Jul 13, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cabotvm. pt - Name
- pt.cabotvm abuse contact
- Handle
- AB27935-RIPE