indexo.dev

getwebperf.com

.com crawl

First seen 2026-05-10 · Last seen 2026-05-16 · ok HTTP/1.1 200 2794 ms crawled 2026-05-16

US · 172.67.215.14 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Web Performance Fundamentals
Description
A Frontend Developer’s Guide to Profile and Optimize React Web Apps
Language
en
Canonical
https://www.getwebperf.com

Open Graph

url
https://www.getwebperf.com
title
Web Performance Fundamentals
site name
Web Performance Fundamentals
description
A Frontend Developer’s Guide to Profile and Optimize React Web Apps

Technology

CDN
Cloudflare
CMS
Next.js
Analytics
  • Fathom

Third-party hosts loaded (2)

  • cdn.paddle.com×1
  • cdn.usefathom.com×1

Social

Registration

Registrar
Cloudflare, Inc.
Created
2025-06-16
Expires
2026-06-16 27 days left
Updated
2025-06-16
Name servers
  • clara.ns.cloudflare.com
  • nitin.ns.cloudflare.com

DNS records live

NS
  • clara.ns.cloudflare.com
  • nitin.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • google-site-verification=KIDCNvqBwaexgCp-t3IWADYP122ftSsFfloXA-3PzlQ

Email authentication partial

SPF
v=spf1 include:_spf.google.com -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-07 to 2026-07-06
Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.getwebperf.com/

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

Links to (8)

Linked from (2)