jonasjuffinger.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-15 · ok HTTP/1.1 200 1797 ms crawled 2026-05-15

FR · 92.205.22.94 · AS21499 Host Europe GmbH

Reputation 62/100 listed in spam blocklist weak security headers no dmarc policy

Classifying

HTML metadata

Title: Jonas Juffinger
Description: Hi, on my website you can find my contact information, publications and talks. I'm a PhD student at the IAIK, Graz University of Technology focusing on Rowhammer, side channels and microarchitectural attacks.
Language: en

Technology

Server: nginx

Social

Contact

Email

mail@jonasjuffinger.com

Registration

Registrar

Mesh Digital Limited

Created

2011-11-13

Expires

2026-11-13 178 days left

Updated

2025-11-12

Name servers

ns1.jonasjuffinger.com
pdns02.domaincontrol.com

DNS records live

NS

ns1.jonasjuffinger.com
pdns02.domaincontrol.com

MX

10 mail.jonasjuffinger.com

TXT

google-site-verification=dl2ONjnhFzJoZ2nr5Gff6m_AmuuBy0XRcjVwEIxmW2o

Email authentication weak

SPF

v=spf1 include:secureserver.net +a +mx -all

strict (-all)

DMARC

not published

DKIM

default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC9sTlLJkcNUb9dX0c9iop0iP8iRLKX66rMf5gF/vZpetlWa0K/tRO2+BhgBh4eMBJUKMTUVJpctjtMDbfr3msDAKgeg…

selectors probed

Certificate (current)

R12

from 2026-04-02 to 2026-07-01

Expires in 43 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.jonasjuffinger.com/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy