indexo.dev

johnisaacs.net

.net crawl

First seen 2026-04-25 · Last seen 2026-05-15 · ok HTTP/1.1 200 274 ms crawled 2026-05-18

DE · 85.13.140.212 · AS34788 Neue Medien Muennich GmbH

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
John Isaacs
Description
John Isaacs, works

Technology

Server
Apache

Registration

Registrar
RegistryGate GmbH
Created
2011-07-11
Expires
2026-07-11 51 days left
Updated
2025-11-24
Name servers
  • ns5.kasserver.com
  • ns6.kasserver.com

DNS records live

NS
  • ns5.kasserver.com
  • ns6.kasserver.com
MX
  • 10 w00e28f8.kasserver.com

Email authentication weak

SPF
v=spf1 a mx include:spf.kasserver.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2025-12-04 to 2027-01-05
Expires in 229 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://johnisaacs.net/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)