mestryx.dev

.dev dns

First seen 2026-05-05 · Last seen 2026-05-05 · ok HTTP/1.1 200 5217 ms crawled 2026-05-18

US · 172.67.176.253 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Portfolio — FlowTech
Description: Full-Stack Developer | Infrastructure & Automation. Grenoble. Rails, React, Proxmox, stack IA local.
Language: fr

Open Graph

title: Portfolio — FlowTech
locale: fr_FR
description: Full-Stack Developer | Infrastructure & Automation. Grenoble. Rails, React, Proxmox, stack IA local.

Technology

CDN: Cloudflare
CMS: Next.js

Third-party hosts loaded (1)

cdn.simpleicons.org×36

Social

DNS records live

NS

lisa.ns.cloudflare.com
randall.ns.cloudflare.com

MX

10 mail.mestryx.dev

Email authentication strong

SPF: v=spf1 mx ra=postmaster -all
strict (-all)
DMARC: v=DMARC1; p=reject; rua=mailto:postmaster@mestryx.dev; ruf=mailto:postmaster@mestryx.dev
policy: reject (enforced)
DKIM: no key found at common selectors

Certificate (current)

E7

from 2026-04-30 to 2026-07-29

Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://mestryx.dev/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Links to (3)