Data as of Nov 9, 2026
88.157.233.0/24
3 residential-proxy exits · 30 daysNOS Comunicacoes, S.A.
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Providers
2
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
4 observations
Proxy providers listing exits
- AnyIP
- FloppyData
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 | |
|---|---|---|---|---|
| Business | 236 | 92% | 31 | |
| Residential | 20 | 7.8% | 3 |
Network & registry
Announced by
Covering announcement 88.157.128.0/17
- Prefix
- 88.157.128.0/17
- Announced by
- AS1897 NOS Comunicacoes, S.A.
- Type
- Residential
- Proxy exits
- 150
- Always-on exits
- 8
- RPKI
- RPKI valid
- Netname
- PT-NOS-20060125
- Registrant
- NOS Comunicacoes, S.A.
- RIR
- RIPE NCC
Origin network
AS1897
PT
- Name
- NOS Comunicacoes, S.A.
- Type
- Internet provider
- Registered
- Sep 22, 1992
- Domain
- nos.pt
- Industry
- Media, Publishing, and Broadcasting
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 88.157.128.0/17
88.157.128.0/17
Routing history
- Pattern
- Reactivated
- First seen
- Aug 2011
- Current origin since
- Oct 2025 · 1.1 yr
- Origin networks
- 3
- Last change of origin
- Oct 2025
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 88.157.128.0/17 | AS1897 | /17 | RIPE | RPKI valid |
| 88.157.0.0/16 | AS1897 | /16 | RIPE | Too specific |
IRR
Route objects on 88.157.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1897 | RIPE | NOS COMUNICACOES S.A. | AS2860-MNT | Oct 3, 2025 |
Whois
Registration for this announcement
- Range
- 88.
157. 0. 0/ 16 - Netname
- PT-NOS-20060125
- Registrant
- NOS Comunicacoes, S.A.
- Registrant country
- PT
- Organization
- NOS Comunicacoes, S.A. (ORG-TPS1-RIPE)
- Org country
- PT
- Type
- ALLOCATED PA
- Created
- Jan 25, 2006
- Updated
- Oct 3, 2025
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PT
- Delegated
- Jan 25, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
nos. pt - Name
- NOS COMUNICACOES Abuse Contact
- Handle
- AR16494-RIPE