indexo.dev

antonspronk.com

.com crawl

First seen 2026-05-09 · Last seen 2026-05-15 · ok HTTP/1.1 200 4869 ms crawled 2026-05-15

US · 199.34.228.71 · AS27647 Weebly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
ANTON SPRONK - Anton Spronk
Description
This is the official website of Dutch-Swiss Cellist Anton Spronk
Language
en

Open Graph

url
https://www.antonspronk.com/
title
Anton Spronk
site name
ANTON SPRONK
description
This is the official website of Dutch-Swiss Cellist Anton Spronk

Technology

CDN
Cloudflare

Third-party hosts loaded (2)

  • cdn11.editmysite.com×5
  • cdn2.editmysite.com×5

Social

Registration

Registrar
Register.com - Network Solutions, LLC
Created
2014-10-31
Expires
2026-10-31 164 days left
Updated
2025-11-01
Name servers
  • dns1.register.com
  • dns2.register.com

DNS records live

NS
  • dns041.c.register.com
  • dns083.d.register.com
  • dns195.a.register.com
  • dns226.b.register.com
MX
  • 10 mail.antonspronk.com
  • 20 fallback.axc.nl

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-30 to 2026-07-29
Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.antonspronk.com/

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 (1)