indexo.dev

effectivetypescript.com

.com crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 418 ms crawled 2026-06-02

US · 185.199.108.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Effective TypeScript
Description
Effective TypeScript: 83 Specific Ways to Improve Your TypeScript
Generator
Hexo 5.4.0
Feeds

Open Graph

url
https://effectivetypescript.com/
title
Effective TypeScript › 83 Specific Ways to Improve Your TypeScript
description
Effective TypeScript: 83 Specific Ways to Improve Your TypeScript

Technology

CDN
Fastly
Server
GitHub.com
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×1
  • www.googletagmanager.com×1

Social

Contact

Address
© 2019 - 2025Dan VanderkamPowered byHexo

Registration

Registrar
DreamHost, LLC
Created
2020-03-04
Expires
2027-03-04 273 days left
Updated
2026-02-01
Name servers
  • ns1.dreamhost.com
  • ns2.dreamhost.com
  • ns3.dreamhost.com

DNS records live

NS
  • ns1.dreamhost.com
  • ns2.dreamhost.com
  • ns3.dreamhost.com
Verified for
  • Google

Email authentication no MX

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

Certificate (current)

R13
from 2026-04-23 to 2026-07-22
Expires in 49 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (21)

Linked from (1)