indexo.dev

frankfurtdivecenter.de

.de crawl

First seen 2026-05-10 · Last seen 2026-05-15 · ok HTTP/1.1 200 809 ms crawled 2026-05-15

US · 172.67.167.217 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Tauchschule Frankfurt | Frankfurt Dive Center
Description
Frankfurts größtes Tauchzentrum. Tauchkurse für Einsteiger & Profis, Schnuppertauchen jeden Samstag, Tauchshop & Ausrüstungsverleih. Jetzt entdecken!
Language
de-DE
Canonical
https://frankfurtdivecenter.de
Translations
  • de
  • en

Open Graph

url
https://frankfurtdivecenter.de
title
Tauchschule Frankfurt | Frankfurt Dive Center
site name
Frankfurt Dive Center
description
Frankfurts größtes Tauchzentrum. Tauchkurse für Einsteiger & Profis, Schnuppertauchen jeden Samstag, Tauchshop & Ausrüstungsverleih. Jetzt entdecken!

Technology

CDN
Cloudflare
CMS
Squarespace
Analytics
  • Google Tag Manager
Fonts
  • Adobe Fonts
Third-party hosts loaded (8)
  • definitions.sqspcdn.com×22
  • images.squarespace-cdn.com×17
  • assets.squarespace.com×13
  • static1.squarespace.com×4
  • use.typekit.net×2
  • code.jquery.com×1
  • p.typekit.net×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Updated
2026-02-21
Name servers
  • bonnie.ns.cloudflare.com.
  • quincy.ns.cloudflare.com.

DNS records live

NS
  • bonnie.ns.cloudflare.com
  • quincy.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • linkedin-site-verification=c58cd3fb-9290-4e24-b8ee-a807904a47d6
Verified for
  • Apple
  • Google

Email authentication strong

SPF
v=spf1 include:_spf.google.com include:mandrillapp.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:info@frankfurtdivecenter.de
policy: quarantine
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1X4gqngLis3nKoSS3J3+mkKVILthrEBMJ7lgmUSr5n3RBhEldftGfwkMd/j0wSc9TbFGz0lJnZA2J3…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

WE1
from 2026-04-21 to 2026-07-20
Expires in 61 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://frankfurtdivecenter.de/

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=15552000

Links to (3)

Linked from (1)