Data as of Nov 7, 2026
139.17.0.0/16
No anonymizer space · no proxy exits in 30 daysVerein zur Foerderung eines Deutschen Forschungsnetzes e.V. · space held by GFZ Helmholtz-Zentrum fuer Geoforschung
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
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 139.
17. 0. 0/ 16 - Netname
- GFZ-LAN
- Registrant
- GFZ Helmholtz-Zentrum fuer Geoforschung
- Registrant country
- DE
- Organization
- GFZ Helmholtz-Zentrum fuer Geoforschung (ORG-HPDG1-RIPE)
- Org country
- DE
- Type
- LEGACY
- Created
- Not stated by the registry
- Updated
- Jun 17, 2021
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jun 14, 1990
- Status
- assigned
Report abuse
Abuse contact
- abuse@
dfn. de - Name
- DFN Hostmaster
- Handle
- DH5989-RIPE