rettertool.app

.app crawl

First seen 2026-04-28 · Last seen 2026-05-18 · ok HTTP/1.1 200 741 ms crawled 2026-05-06

AT · 152.53.131.106 · AS197540 netcup GmbH

Reputation 100/100

Classifying

HTML metadata

Title

RetterTool

Language

Generator

WordPress 6.9.4

Canonical

https://rettertool.app/

Feeds

Technology

Server: Apache
CMS: WordPress

Third-party hosts loaded (1)

gmpg.org×1

Social

DNS records live

NS

ns1.hosting.de
ns2.hosting.de
ns3.hosting.de

MX

0 mail.aiddevs.com

TXT

facebook-domain-verification=a5ux61i9tfz0ow75f7pu62z5mozrb0

Email authentication strong

SPF

v=spf1 include:spf4.aiddevs.com include:spf6.aiddevs.com include:outbound.mailhop.org include:_spf.mailersend.net -all

strict (-all)

DMARC

v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; pct=50; rua=mailto:dmarcresports@aiddevs.com; ruf=mailto:dmarcresports@aiddevs.com; fo=0:1:d:s; rf=afrf; ri=86400

policy: reject (enforced) · pct=50 · sp=reject

DKIM

dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqtHB6jfqiWRm82O3HbftGMqyKf0SeLvSs2xuhAmjzJ2TQPp8FDLCsIhJCU1otDID4wuD…

selectors probed

Certificate (current)

R12

from 2026-03-19 to 2026-06-18

Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://rettertool.app/

present

strict-transport-security
x-frame-options
x-content-type-options
permissions-policy

findings

missing Content Security Policy
missing Referrer Policy

Header values

x-frame-options: SAMEORIGIN
permissions-policy: private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains; preload

Links to (7)

Linked from (1)

aiddevs.com×2