stadtwerke-iserlohn.de

.de crawl dns

First seen 2026-04-15 · Last seen 2026-05-16 · ok HTTP/1.1 200 2955 ms crawled 2026-05-10

DE · 185.88.212.227 · AS47447 23M GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

Startseite - Stadtwerke Iserlohn

Description

Wir machen Energiewende einfach. Klimafreundlich, zuverlässig und nah – Ihr Heimatversorger in Iserlohn.

Language

Translations

Technology

Server: Apache

Third-party hosts loaded (1)

cdn.eye-able.com×2

Social

Contact

Email

t.stoltmann@stadtwerke-iserlohn.de

Phone

Registration

Updated

2013-05-06

Name servers

dns1.helinet.de.
secondary.hamcom.de.

DNS records live

NS

dns1.helinet.de
secondary.hamcom.de

MX

10 mx3.stadtwerke-iserlohn.de
10 mx4.stadtwerke-iserlohn.de

TXT

Show 5 TXT records

_telesec-domain-validation=YVX3HOOV88C79MJ123K479914DY3RYH8GOIKGGB2HCNNYGXIH7C8MVKGZF6TKKGQ
amazonses:12VEOtGk9R03onLo7+6dtun6k3ABGVfQZ8SuZh/gKzg=
_telesec-domain-validation=K1F49GVU2FE1CSFA0AFL3EZA369WBC9PJZNIR0TJEJA3KMX81U3T5W0NULKIYMH2
MS=12C10DC8BB366E66DA397F9D8688D54CE64092F6
_telesec-domain-validation=H5G54GVU2FE1CSFA0AFL3EZA187WBC9PJZNIR6TJEJA3KMX41U3T5W0NULKIJNR4

Verified for

Apple
Dynamics 365
Google
Microsoft 365

Email authentication weak

SPF: v=spf1 mx ip4:153.92.182.249 a include:agenturserver.de include:spf.items-web.de include:mail.zendesk.com include:amazonses.com -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

from 2026-05-05 to 2026-08-03

Expires in 74 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://www.stadtwerke-iserlohn.de/

present

x-frame-options
x-content-type-options
referrer-policy

findings

missing HSTS
missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff