letterheart.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-18 · ok HTTP/1.1 200 2380 ms crawled 2026-05-15

DE · 81.169.145.86 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

sector other type landing page

HTML metadata

Title

Letterheart – Bücherblog

Language

Generator

WordPress 6.9.4

Feeds

Letterheart » Feed RSS
Letterheart » Kommentar-Feed RSS

Open Graph

url: https://letterheart.de/
title: Letterheart
locale: de_DE
site name: Letterheart
description: Bücherblog

Technology

Server: Apache
CMS: WordPress

Fonts

Google Fonts

Third-party hosts loaded (13)

fonts.googleapis.com×2
stats.wp.com×2
0.gravatar.com×1
1.gravatar.com×1
2.gravatar.com×1
gmpg.org×1
jetpack.wordpress.com×1
public-api.wordpress.com×1
s0.wp.com×1
secure.gravatar.com×1
v0.wordpress.com×1
widgets.wp.com×1
wp.me×1

Social

Contact

Address: st du hier:Cookie-RichtlinieCopyright © 2026

Registration

Updated

2016-02-07

Name servers

docks10.rzone.de.
shades10.rzone.de.

DNS records live

NS

docks10.rzone.de
shades10.rzone.de

MX

5 smtpin.rzone.de

Email authentication strong

SPF: not published
DMARC: v=DMARC1;p=reject;
policy: reject (enforced)
DKIM: no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2026-03-18 to 2026-10-03

Expires in 135 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://letterheart.de/

findings

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