indexo.dev

leftofthe.dev

.dev crawl

First seen 2026-04-13 · Last seen 2026-05-09 · ok HTTP/1.1 200 246 ms crawled 2026-05-07

DE · 35.157.26.135 · AS16509 Amazon.com, Inc.

Reputation 100/100

sector tech type blog

HTML metadata

Title
Left of the Dev
Description
A blog about using the Ruby on Rails web application framework to get stuff done as a web developer. New content every few weeks.
Language
en
Feeds

Technology

CDN
Netlify
Analytics
  • Plausible

Third-party hosts loaded (2)

  • identity.netlify.com×1
  • plausible.io×1

DNS records live

NS
  • dns1.p02.nsone.net
  • dns2.p02.nsone.net
  • dns3.p02.nsone.net
  • dns4.p02.nsone.net

Email authentication no MX

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

Certificate (current)

E7
from 2026-04-25 to 2026-07-24
Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://leftofthe.dev/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (4)

Linked from (2)