dda-web.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 897 ms crawled 2026-05-18

DE · 217.11.52.33 · AS34240 manitu GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Dachverband Deutscher Avifaunisten (DDA)
Description: Der DDA ist der Zusammenschluss aller landesweiten und regionalen ornithologischen Verbände in Deutschland. Er vertritt damit etwa 10.000 Feldornithologen und Vogelbeobachter.
Language: de

Technology

Server: Apache

Fonts

Font Awesome

Third-party hosts loaded (4)

cdnjs.cloudflare.com×4
code.jquery.com×1
use.fontawesome.com×1
www.termsfeed.com×1

Social

Contact

Email

info@dda-web.de

Phone

59 3702 0500 00

Address

st als gemeinnützige Organisation unter der Steuernummer 336/5754

Registration

Updated

2026-02-16

Name servers

dns01.manitu.net.
dns02.manitu.net.

DNS records live

NS

dns01.manitu.net
dns02.manitu.net

MX

10 mc.dda-web.de

Email authentication partial

SPF

v=spf1 mx a ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:dmarc@dda-web.de

policy: none (monitoring only)

DKIM

dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuDfxrXpI6wM0LWvKMCvzmQj4icA8r99eFbK/m3mXqTy07CPcwW3iiUjMprOcMbYS8UP0…

selectors probed

Certificate (current)

R12

from 2026-05-14 to 2026-08-12

Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.dda-web.de/

present

strict-transport-security

findings

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

Header values

strict-transport-security: max-age=31536000; preload