indexo.dev

epicreact.dev

.dev crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1600 ms crawled 2026-05-18

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Learn React 19 with Epic React by Kent C. Dodds | Epic React by Kent C. Dodds
Description
Get Extremely Good at React
Language
en
Feeds

Open Graph

title
Learn React 19 with Epic React by Kent C. Dodds
site name
Epic React
description
Get Extremely Good at React

Technology

CDN
Vercel
CMS
Next.js

Third-party hosts loaded (1)

  • res.cloudinary.com×1

Contact

Email

DNS records live

NS
  • dns1.p08.nsone.net
  • dns2.p08.nsone.net
  • dns3.p08.nsone.net
  • dns4.p08.nsone.net
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=A6SjvrVBi38jmfJT432FJggaDsJ6nfM2CG3sAqOUrC0

Email authentication partial

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; pct=100; rua=mailto:re+qyijd9rf28g@dmarc.postmarkapp.com; sp=none; aspf=r;
policy: none (monitoring only) · sp=none
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgpL1SRxmWLItQZNb/ZBDpgxsLB1UoaV4etvvuglosOeyvUvqUDIBZYNyWj2/nlWu4BbanBUnfCv8/4…
selectors probed

Certificate (current)

R12
from 2026-03-21 to 2026-06-19
Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.epicreact.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=63072000

Linked from (1)