Data as of Nov 5, 2026
192.53.103.0/24
1 residential-proxy exit · 30 daysVerein zur Foerderung eines Deutschen Forschungsnetzes e.V. · space held by Physikalisch-Technische Bundesanstalt
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
3
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
21 observations
Proxy providers listing exits
- Byteful
- RainProxy
- Shifter
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
- 192.
53. 103. 0/ 24 - Netname
- PTB-IB-LAN
- Registrant
- Physikalisch-Technische Bundesanstalt
- Registrant country
- DE
- Organization
- Physikalisch-Technische Bundesanstalt (ORG-PB103-RIPE)
- Org country
- DE
- Type
- LEGACY
- Created
- Not stated by the registry
- Updated
- Apr 14, 2016
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jul 21, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
dfn. de - Name
- DFN Hostmaster
- Handle
- DH5989-RIPE