indexo.dev

instondo-academy.nl

.nl crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 442 ms crawled 2026-06-04

NL · 85.158.202.101 · AS25151 Cyso Group B.V.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Instondo Academy
Language
en

Technology

Server
Apache
PHP
8.2.31 security-only
jQuery
3.2.1 known XSS (<3.5)
Stack
PHP
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (9)
  • cdn.jsdelivr.net×4
  • fonts.googleapis.com×2
  • cdnjs.cloudflare.com×1
  • code.jquery.com×1
  • fonts.gstatic.com×1
  • kit.fontawesome.com×1
  • maxcdn.bootstrapcdn.com×1
  • stackpath.bootstrapcdn.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns03.2is.nl
  • ns04.2is.be
  • ns05.2is.nl
MX
  • 0 instondoacademy-nl02b.mail.protection.outlook.com

Email authentication partial

SPF
v=spf1 mx a include:spf.protection.outlook.com ip4:94.228.128.0/20 ip4:85.158.202.101 -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC5c7hmQPs+wxL6RWvc8pOa+d3Hqp5+FiUKXDVMIKQaHnrv9BiAqKD2/2HjrEtlDLRhrPq4VSG1PM7tQyQwQO…
selectors probed

Certificate (current)

PerfectSSL
from 2025-06-23 to 2026-07-08
Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://instondo-academy.nl/

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=63072000; includeSubDomains; preload

Links to (6)

Linked from (2)