Data as of Nov 8, 2026
204.52.121.0/24
Anonymizer · ISP proxyDeutsche Telekom AG · space held by Fastplanet Ltd
IPv4 market
Path
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 204.52.121.0/24 | /24s |
|---|---|---|
| Fastplanet Ltd | 256100% | 1 |
Network & registry
Announced by
Covering announcement 204.52.112.0/20
- Prefix
- 204.52.112.0/20
- Announced by
- AS3320 Deutsche Telekom AG
- Type
- ISP proxy
- Anonymizer addresses
- all
- Leased from
- IP broker Rackdog
- RPKI
- RPKI valid
- Netname
- UK-FASTPLANET-20150317
- Registrant
- Fastplanet Ltd
- RIR
- RIPE NCC
Origin network
AS3320
DE
- Name
- Deutsche Telekom AG
- Type
- Internet provider
- Registered
- Feb 23, 1995
- Domain
- telekom.de
- Website
- wholesale.telekom.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 204.52.112.0/20
204.52.112.0/20
Routing history
- Pattern
- Rotating
- First seen
- Feb 2010
- Current origin since
- Mar 2024 · 2.6 yr
- Origin networks
- 3
- Last change of origin
- Mar 2024
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 204.52.112.0/20 | AS3320 | /24 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 204.
52. 96. 0/ 19 - Netname
- UK-FASTPLANET-20150317
- Registrant
- Fastplanet Ltd
- Registrant country
- GB
- Organization
- Fastplanet Ltd (ORG-FL311-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Apr 4, 2024
- Updated
- Jul 8, 2025
- Maintainer
- lir-uk-fastplanet-1-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Mar 17, 2015
- Status
- assigned
Report abuse
Abuse contact
- abuse@
fastplanet. com - Name
- Abuse-C Role
- Handle
- AR64008-RIPE