optimo.ch

.ch crawl

First seen 2026-05-20 · Last seen 2026-05-30 · ok HTTP/1.1 200 556 ms crawled 2026-05-27

CH · 83.166.144.76 · AS29222 Infomaniak Network SA

Reputation 92/100 no dmarc policy

Classifying

Technology

Server: nginx

DNS records live

NS

ns3.infomaniak.ch
ns4.infomaniak.ch

MX

5 mta-gw.infomaniak.ch

Email authentication weak

SPF: v=spf1 include:spf.infomaniak.ch ?all
neutral (?all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-05-25 to 2026-08-23

Expires in 83 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://optimo.ch/

present

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

findings

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
strict-transport-security: max-age=63072000, max-age=63072000; includeSubDomains

Linked from (6)