indexo.dev

o-p-a.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 543 ms crawled 2026-06-02

NL · 152.53.105.41 · AS197540 netcup GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Ontwerp Platform Arnhem OPA
Description
Online magazine en platform voor ontwerpen, vormgeving en design.
Language
nl
Generator
Drupal 8 (https://www.drupal.org)
Canonical
https://o-p-a.nl/nl
Translations
  • nl

Technology

Server
nginx
CMS
Drupal
PHP
7.1.33 end of life
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.weserveyou.nl
  • ns2.weserveyou.eu
MX
  • 10 smtp.google.com
Verified for
  • Google

Email authentication partial

SPF
v=spf1 a mx ip4:152.53.105.41 ip6:2a0a:4cc0:40:bc:4e4:8fff:fe3b:ee22 ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-13 to 2026-07-12
Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://o-p-a.nl/nl

present
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (6)

Linked from (1)