sixnines.io

.io crawl

First seen 2026-04-13 · Last seen 2026-05-14 · ok HTTP/1.1 200 2323 ms crawled 2026-05-07

NL · 89.106.200.1 · AS209626 Enflow B.V.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: SixNines
Description: Website Availability Monitor
Language: en

Technology

Server: Heroku

Third-party hosts loaded (3)

ajax.googleapis.com×1
checkout.stripe.com×1
img.shields.io×1

Social

DNS records live

NS

ns-1372.awsdns-43.org
ns-2022.awsdns-60.co.uk
ns-40.awsdns-05.com
ns-687.awsdns-21.net

MX

0 smtp.secureserver.net
10 mailstore1.secureserver.net

Email authentication partial

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

Certificate (current)

E7

from 2026-03-08 to 2026-06-06

Expires in 17 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.sixnines.io/

present

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

findings

missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31536000

Links to (10)

Linked from (4)