Data as of Nov 10, 2026
83.103.3.0/24
No anonymizer space · no proxy exits in 30 daysFastweb SpA
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 83.103.0.0/17 since May 2005 | AS12874 | Residential | 24 1 always on | Fastweb SpA |
Network & registry
Announced by
Covering announcement 83.103.0.0/18
- Prefix
- 83.103.0.0/18
- Announced by
- AS12874 Fastweb SpA
- Type
- Residential
- Proxy exits
- 10
- RPKI
- RPKI valid
- Netname
- IT-FASTWEB-20040308
- Registrant
- Fastweb SpA
- RIR
- RIPE NCC
Origin network
AS12874
IT
- Name
- Fastweb SpA
- Type
- Internet provider
- Registered
- Dec 17, 1999
- Domain
- fastweb.it
- Website
- www.fastweb.it
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
83.103.0.0/18
Routing history
- Pattern
- Stable
- First seen
- Jul 2008
- Current origin since
- Jul 2008 · 18 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.103.0.0/18 | AS12874 | /18 | RIPE | RPKI valid |
| 83.103.0.0/17 | AS12874 | /17 | RIPE | Too specific |
IRR
Route objects on 83.103.0.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS12874 | RIPE | Fastweb Networks block | FASTWEB-MNT | Feb 5, 2008 |
Whois
Registration for this announcement
- Range
- 83.
103. 0. 0/ 17 - Netname
- IT-FASTWEB-20040308
- Registrant
- Fastweb SpA
- Registrant country
- IT
- Organization
- Fastweb SpA (ORG-FA7-RIPE)
- Org country
- IT
- Type
- ALLOCATED PA
- Created
- Mar 8, 2004
- Updated
- Sep 12, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- IT
- Delegated
- Mar 8, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
fastweb. it - Name
- Fastweb Abuse
- Handle
- FA5264-RIPE