indexo.dev

dextermedia.de

.de crawl dns

First seen 2026-04-22 · Last seen 2026-05-19 · ok HTTP/1.1 200 3209 ms crawled 2026-05-16

DE · 85.236.47.136 · AS15456 InterNetX GmbH

Reputation 100/100

Classifying

HTML metadata

Title
Dexter Media | Werbeagentur
Description
Dexter Media Werbeagentur
Language
de

Technology

Server
nginx

Third-party hosts loaded (1)

  • sentry.dev.dexter.media×1

Contact

Email

Registration

Updated
2023-02-28
Name servers
  • a.ns14.net.
  • b.ns14.net.
  • c.ns14.net.
  • d.ns14.net.

DNS records live

NS
  • a.ns14.net
  • b.ns14.net
  • c.ns14.net
  • d.ns14.net
MX
  • 10 mail2.dextermedia.de

Email authentication strong

SPF
v=spf1 a ip4:85.236.47.136 ip4:85.236.47.137 ip4:85.236.47.138 ip6:2001:4178:2:1147:85:236:59:180 mx -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:sysadmin@dextermedia.de; ruf=mailto:sysadmin@dextermedia.de; fo=1; pct=100
policy: reject (enforced)
DKIM
  • default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCcsJfhp/+fBPKtwIUyW81RRy/y9biMBEe8gjbnArNirwZ2ZXbMMsRuHvAeR+y/tQcYLcJ/BNznWB5dRFy+4YHvstmk…
selectors probed

Certificate (current)

R12
from 2026-04-24 to 2026-07-23
Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://dextermedia.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=15768000; includeSubDomains

Linked from (5)