Data as of Nov 13, 2026
159.255.48.0/21
No anonymizer space · no proxy exits in 30 daysNOS Madeira Comunicacoes, S.A.
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 |
|---|---|---|---|---|---|---|
| 159.255.48.0/20 | 4,096 | PT-CABOTVM-20110926 | NOS Madeira Comunicacoes, S.A. (ORG-CA30-RIPE) · PT | ALLOCATED PA | Sep 26, 2011 | abuse@ |
| └ 159.255.48.0/21 | 2,048 | CABOTVM | nos madeira comunicacoes s.a | ASSIGNED PA | Jan 13, 2012 | abuse@ via PT-CABOTVM-20110926 |
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 159.255.48.0/20
- Prefix
- 159.255.48.0/20
- Announced by
- AS15457 NOS Madeira Comunicacoes, S.A.
- Type
- Residential
- Proxy exits
- 82
- Always-on exits
- 5
- RPKI
- RPKI valid
- Netname
- PT-CABOTVM-20110926
- 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 159.255.48.0/20
159.255.48.0/20
Routing history
- Pattern
- Stable
- First seen
- Dec 2011
- Current origin since
- Dec 2011 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 159.255.48.0/20 | AS2860 | /20 | RIPE | Another network |
| 159.255.48.0/20 | AS15457 | /20 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 159.
255. 48. 0/ 20 - Netname
- PT-CABOTVM-20110926
- 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
- Sep 26, 2011
- Updated
- Dec 16, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PT
- Delegated
- Sep 26, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cabotvm. pt - Name
- pt.cabotvm abuse contact
- Handle
- AB27935-RIPE