Data as of Nov 3, 2026
37.25.136.0/21
No anonymizer space · no proxy exits in 30 daysFastweb SpA · space held by Vodafone Group Services GmbH
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 37.25.128.0/17 since Sep 2026 | AS1273 | Mobile | Vodafone Group Services GmbH |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 37.25.128.0/17 | 32,768 | DE-VODAFONE-20111223 | Vodafone Group Services GmbH (ORG-VDG2-RIPE) · DE | ALLOCATED PA | Dec 23, 2011 | [email protected] |
| └ 37.25.136.0/21 | 2,048 | VDF-DC-1 | unknown | ASSIGNED PA | Oct 5, 2016 | [email protected] via DE-VODAFONE-20111223 |
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
Registry
Holder
- Organization
- Vodafone Group Services GmbH
- Handle
- ORG-VDG2-RIPE
- Range
- 37.25.128.0/17
- Registration type
- ALLOCATED PA
- Record created
- Dec 23, 2011
Origin network
AS12663
IT
- Name
- Fastweb SpA
- Type
- Internet provider
- Registered
- Sep 17, 1999
- Domain
- fastweb.it
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2012
- Current origin since
- Jun 2017 · 9.4 yr
- Origin networks
- 2
- Last change of origin
- May 2015
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.25.128.0/17 | AS12663 | /24 | RIPE | RPKI valid |
| 37.25.128.0/17 | AS201917 | /24 | RIPE | Another network |
| 37.25.128.0/17 | AS1273 | /17 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS12663 | RIPE | Vodafone Group Services | MNT-ON | Jul 29, 2020 |
Whois
Registration for this announcement
- Range
- 37.25.136.0/21
- Netname
- VDF-DC-1
- Registrant country
- IE
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Oct 5, 2016
- Updated
- Oct 5, 2016
- Maintainer
- MNT-ON
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Dec 23, 2011
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- VF GROUP ABUSE
- Handle
- VGA24-RIPE