indexo.dev

ontip.nl

.nl crawl

First seen 2026-05-31 · Last seen 2026-06-04 · ok HTTP/1.1 200 1097 ms crawled 2026-06-01

NL · 81.26.219.37 · AS31673 Uniserver Internet B.V.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
OnTip

Technology

Server
Apache
jQuery
3.2.1 known XSS (<3.5)

Third-party hosts loaded (4)

  • maxcdn.bootstrapcdn.com×2
  • code.jquery.com×1
  • kit.fontawesome.com×1
  • www.google.com×1

Social

DNS records live

NS
  • ns1.dnstools.nl
  • ns2.dnstools.nl
MX
  • 10 mail.ontip.nl
Verified for
  • Google

Email authentication weak

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

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-01-16 to 2027-02-14
Expires in 254 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)

Linked from (2)