Data as of Nov 12, 2026
88.
- Proxy activity
- Not seen in 30 days
- Type
- Residential
- Risk
- 0 / 100 · Low
- Announced by
- AS1897NOS Comunicacoes, S.A.nos.ptInternet provider
- Announcement
- 88.157.128.0/17RPKI valid
- Location
- Lisbon, Portugal
Network & registry
Announced by
Announcement
- Prefix
- 88.157.128.0/17
- Announced by
- AS1897 NOS Comunicacoes, S.A.
- Type
- Residential
- Proxy exits
- 146
- Always-on exits
- 5
- RPKI
- RPKI valid
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 address
- 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