indexo.dev

bolten.nl

.nl crawl

First seen 2026-05-29 · Last seen 2026-06-03 · ok HTTP/1.1 200 300 ms crawled 2026-05-31

NL · 185.37.70.64 · AS48635 Your Hosting B.V.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Kees Bolten - Projecten

Open Graph

url
https://bolten.nl:443/
title
Projecten
locale
nl_NL
site name
Kees Bolten

Technology

Server
nginx
jQuery
3.1.1 known XSS (<3.5)
Stack
PHP

Registration

Registrar
Realtime Register
Created
1997-12-08
Updated
2021-05-03
Name servers
  • ns4.firstfind.nl
  • ns5.firstfind.net
  • ns3.firstfind.nl

DNS records live

NS
  • ns3.firstfind.nl
  • ns4.firstfind.nl
  • ns5.firstfind.net
MX
  • 10 primary.yourfilter.nl
  • 20 fallback.yourfilter.nl
TXT
Show 7 TXT records
  • 201912242310105xp12ch9j7zlgbnccjthpdmyudepr285jyjfjlf3wdoxl4e8u4
  • 202007122206384oo5r9j6cquu0icvrw1xk560vsnegvyf2p457s51fogkzxelh5
  • 201912250104243if6xal0a630024h0dlxcg4pbzop0rkfp5uz0asdavwrsf4gbk
  • 202011061054111fcatow38c5kxw4100xsl8epp9087l1ujk3dy03j81d8yqbqb6
  • 202011061027072svzatjql5xj13mqwxzgnd1wg6zk9xiq8wo6qq08zwt1jeut44
  • 202011061009424i7x39ri3y1zdslmg9l65crr4jyc4ulz2695o2cmsaxzit1xgi
  • 201912250005533q623u9g2ut0o31dg6hq23xc46az7f6la9yo2o99ox7wqn4jo8

Email authentication weak

SPF
v=spf1 a mx include:_spf.yourfilter.nl ip4:37.143.82.128/26 -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; g=*; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo6vFeTO1FMcwonp+cF6DNS1MAzAZuoWb0zbnPuMKzS6tvKGG7RerxIa/PopWSNhe9DDn08nuq…
selectors probed

Certificate (current)

R12
from 2026-04-02 to 2026-07-01
Expires in 26 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://bolten.nl/

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

Linked from (1)