indexo.dev

hownottosail.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-08 · ok HTTP/1.1 200 2803 ms crawled 2026-05-08

US · 34.160.17.71 · AS396982 Google LLC

Reputation 95/100 weak security headers

sector education type blog

HTML metadata

Title
How Not To Sail
Description
Learning how to sail can take time, but learning How Not To Sail is easy. Screwing up is part of cruising. Let me show you how!
Language
en-US
Generator
WordPress 6.9.4
Canonical
https://www.hownottosail.com/

Open Graph

url
https://www.hownottosail.com/
title
What could possibly go wrong?
locale
en_US
site name
How Not To Sail
description
Learning how to sail can take time, but learning How Not To Sail is easy. Screwing up is part of cruising. Let me show you how!

Technology

Server
nginx
CMS
WordPress
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×2

Social

Registration

Registrar
Tucows Domains Inc.
Created
2014-07-12
Expires
2026-07-12 53 days left
Updated
2025-06-27
Name servers
  • ns1.siteground.net
  • ns2.siteground.net

DNS records live

NS
  • ns1.siteground.net
  • ns2.siteground.net
MX
  • 10 mail.protonmail.ch
  • 20 mailsec.protonmail.ch
TXT
  • protonmail-verification=218057ac2b1546195dece92627e85638d1307d19

Email authentication strong

SPF
v=spf1 include:_spf.protonmail.ch mx include:hownottosail.com.spf.auto.dnssmarthost.net ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine
policy: quarantine
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmkuSH9CnTiM5lRu4wn06737EZxuEce6UVzWU+Thf6uSfu46YkC0oox1TqkrE6/VB+OjKYhQmhPUOtE…
selectors probed

Certificate (current)

R13
from 2026-03-23 to 2026-06-21
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.hownottosail.com/

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

Links to (6)

Linked from (2)