indexo.dev

frankkoolen.com

.com crawl

First seen 2026-05-22 · Last seen 2026-05-28 · ok HTTP/1.1 200 7481 ms crawled 2026-05-28

US · 198.185.159.144 · AS53831 Squarespace, Inc.

Reputation 100/100

sector other type landing page

HTML metadata

Title
Frank Koolen
Language
en-US
Canonical
https://www.frankkoolen.com

Open Graph

url
https://www.frankkoolen.com
title
Frank Koolen
site name
Frank Koolen

Technology

Server
Squarespace
CMS
Squarespace

Third-party hosts loaded (4)

  • images.squarespace-cdn.com×15
  • assets.squarespace.com×13
  • definitions.sqspcdn.com×11
  • static1.squarespace.com×4

Registration

Registrar
NameWeb BVBA
Created
2005-07-15
Expires
2026-07-15 44 days left
Updated
2025-07-16
Name servers
  • ns.keurigonline.be
  • ns.keurigonline.com
  • ns.keurigonline.eu
  • ns.keurigonline.net
  • ns.keurigonline.nl

DNS records live

NS
  • ns.keurigonline.be
  • ns.keurigonline.com
  • ns.keurigonline.eu
  • ns.keurigonline.net
  • ns.keurigonline.nl
MX
  • 10 mail.frankkoolen.com

Email authentication strong

SPF
v=spf1 a mx include:_spf.keurigonline.nl -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; sp=none; rua=mailto:abuse@frankkoolen.com
policy: quarantine · sp=none
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-13 to 2026-08-11
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.frankkoolen.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=15552000

Linked from (1)