yui.dev

.dev crawl

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 3474 ms crawled 2026-05-06

US · 188.114.97.3 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector tech type homepage

HTML metadata

Title: yui.dev
Language: en

Technology

CDN: Cloudflare
CMS: Gatsby

Third-party hosts loaded (2)

cdn.discordapp.com×1
www.nerdfonts.com×1

Social

DNS records live

NS

ines.ns.cloudflare.com
ricardo.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

WE1

from 2026-04-20 to 2026-07-19

Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (14)

Linked from (3)