alexander-buerkle.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 2386 ms crawled 2026-05-13

US · 104.20.45.103 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Alexander Bürkle: Elektrogroßhandel & Technologiedienstleister
Description: Alexander Bürkle unterstützt Handwerk, Industrie und Fachhandel mit innovativen Lösungen. Gebäudetechnik, Energiekonzepte und Automation entdecken!
Language: de

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Cookie consent

Usercentrics

Third-party hosts loaded (5)

app.chatvusyon.ai×1
app.usercentrics.eu×1
cdn.userway.org×1
widgets.kununu.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

IONOS SE

Created

2009-06-26

Expires

2026-06-26 36 days left

Updated

2025-06-27

Name servers

ajay.ns.cloudflare.com
danica.ns.cloudflare.com

DNS records live

NS

ajay.ns.cloudflare.com
danica.ns.cloudflare.com

MX

10 mx00.kundenserver.de
10 mx01.kundenserver.de

Verified for

Brevo
Google

Email authentication strong

SPF

v=spf1 ip4:213.164.94.224/27 include:spf.protection.outlook.com include:mailgun.org include:spf.sendinblue.com include:_spf1.jupiter.salesmanago.pl include:_spf2.jupiter.salesmanago.pl -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc_rua@alexander-buerkle.de,mailto:dmarc_agg@vali.email; ruf=mailto:dmarc_ruf@alexander-buerkle.de; rf=afrf; pct=100; ri=86400;

policy: quarantine · sp=quarantine

DKIM

mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…

selectors probed

Certificate (current)

WE1

from 2026-04-26 to 2026-07-25

Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://web.alexander-buerkle.com/de

present

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

findings

short HSTS max-age
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=12; includeSubDomains; preload