indexo.dev

semperoper-erleben.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 712 ms crawled 2026-05-07

DE · 185.88.212.238 · AS47447 23M GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Startseite
Description
Startseite
Language
de

Technology

Server
nginx
CMS
Gatsby

Social

Contact

Email
Phone
Address
Semperoper ErlebenTheaterplatz 201067 DresdenTelefon:+ 49 (0) 351 320 736 0E-Mail:info@semperoper-erleben.de

Registration

Updated
2020-04-07
Name servers
  • ns.udag.de.
  • ns.udag.net.
  • ns.udag.org.

DNS records live

NS
  • ns.udag.de
  • ns.udag.net
  • ns.udag.org
MX
  • 0 semperopererleben-de02e.mail.protection.outlook.com
TXT
  • google-site-verification=fzbHFHquAWXiMklg438S_9m378w5Dz4daj-ZsHFhdrk

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-04-16 to 2026-07-15
Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.semperoper-erleben.de/

present
  • content-security-policy-report-only
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • weak frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN, SAMEORIGIN
x-content-type-options
nosniff
content-security-policy-report-only
font-src www.paypalobjects.com fonts.gstatic.com use.typekit.net *.typekit.net *.gstatic.com data: 'self' 'unsafe-inline'; form-action geostag.cardinalcommerce.com geo.cardinalcommerce.com 1eafstag.cardinalcommerce.com 1eaf.cardinalcommerce.com centinelapistag.cardinalcommerce.com centinelapi.cardinalcommerce.com pilot-payflowlink.paypal.com www.paypal.com www.sandbox.paypal.com *.paypal.com *.cardinalcommerce.com 3ds-secure.cardcomplete.com www.clicksafe.lloydstsb.com pay.activa-card.com *.wirecard.com acs.sia.eu *.touchtechpayments.com www.securesuite.co.uk rsa3dsauth.com *.monzo.com *.arcot.com *.wlp-acs.com * 'self' 'unsafe-inline'; frame-ancestors 'self'; frame-src fast.amc.demdex.net *.adobe.com bid.g.doubleclick.net *.youtube.com *.youtube-nocookie.com geostag.cardinalcommerce.com geo.cardinalcommerce.com 1eafstag.cardinalcommerce.com 1eaf.cardinalcommerce.com centinelapistag.cardinalcommerce.com centinelapi.cardinalcommerce.com www.paypal.com www.sandbox.paypal.com pilot-payflo

Links to (4)

Linked from (1)