dlang.io

.io crawl

First seen 2026-04-13 · Last seen 2026-05-03 · ok HTTP/1.1 200 337 ms crawled 2026-05-07

DE · 5.9.120.146 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

sector tech type homepage

HTML metadata

Title: Welcome to D - Dlang Tour

Technology

Server: nginx
CMS: Gatsby

Fonts

Google Fonts

Third-party hosts loaded (3)

ajax.googleapis.com×1
fonts.googleapis.com×1
maxcdn.bootstrapcdn.com×1

Social

DNS records live

NS

brian.ns.cloudflare.com
kiki.ns.cloudflare.com

MX

10 mail.wilzbach.me

Email authentication partial

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

Certificate (current)

R12

from 2026-03-28 to 2026-06-26

Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://dlang.io/

findings

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

Links to (2)

dlang.org×2
github.com×2

Linked from (1)

dlang.org×2