Data as of Nov 8, 2026
147.189.192.0/20
No anonymizer space · no proxy exits in 30 daysVerein zur Foerderung eines Deutschen Forschungsnetzes e.V. · space held by CISPA-Helmholtz-Zentrum fuer Informationssicherheit gGmbH
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Oct 10, 2026
its first announcement on record
Network & registry
Origin network
AS680
DE
- Name
- Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
- Type
- Education
- Registered
- Sep 1, 1993
- Domain
- dfn.de
- Website
- www.dfn.de
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- Tor exits
- 2
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 10, 2026
- Current origin since
- Oct 10, 2026 · under a month
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 147.
189. 192. 0/ 20 - Netname
- CISPA-SAAR
- Registrant
- CISPA-Helmholtz-Zentrum fuer Informationssicherheit gGmbH
- Registrant country
- DE
- Organization
- CISPA-Helmholtz-Zentrum fuer Informationssicherheit gGmbH (ORG-CFIG1-RIPE)
- Org country
- DE
- Type
- LEGACY
- Created
- Sep 29, 2026
- Updated
- Oct 15, 2026
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jul 8, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cispa. de - Name
- Abuse-C Role
- Handle
- AR79387-RIPE