indexo.dev

engguidebook.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-07 · ok HTTP/1.1 200 1729 ms crawled 2026-05-07

US · 75.2.60.5 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
The Software Engineer's Guidebook
Description
Navigating senior, tech lead, staff and principal positions at tech companies and startups.
Language
en

Open Graph

url
https://www.engguidebook.com/
title
The Software Engineer's Guidebook
site name
The Software Engineer's Guidebook
description
Navigating senior, tech lead, staff and principal positions at tech companies and startups.

Technology

CDN
Netlify
Analytics
  • Plausible

Third-party hosts loaded (2)

  • cdnjs.cloudflare.com×2
  • plausible.io×1

Social

Registration

Registrar
GoDaddy.com, LLC
Created
2020-11-05
Expires
2026-11-05 170 days left
Updated
2025-11-06
Name servers
  • ns51.domaincontrol.com
  • ns52.domaincontrol.com

DNS records live

NS
  • ns51.domaincontrol.com
  • ns52.domaincontrol.com
MX
  • 10 mx1.improvmx.com
  • 20 mx2.improvmx.com

Email authentication strong

SPF
v=spf1 include:spf.mailjet.com include:spf.improvmx.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine;
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-03-19 to 2026-06-17
Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.engguidebook.com/

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 (25)

Linked from (2)