sinum.tech

.tech crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP/1.1 200 170 ms crawled 2026-05-31

NL · 20.126.213.136 · AS8075 Microsoft Corporation

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Sinum Cloud
Description: Sinum Cloud Panel
Language: en

Technology

CMS: Gatsby

DNS records live

NS

dns.home.pl
dns2.home.pl
dns3.home.pl

MX

10 zdalnie.techsterowniki.pl

Verified for

Yandex

Email authentication weak

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-04-24 to 2026-07-23

Expires in 52 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://sinum.tech/

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=31536000; includeSubDomains

Linked from (4)