indexo.dev

nakazawa.tech

.tech crawl

First seen 2026-04-13 · Last seen 2026-05-02 · ok HTTP/1.1 200 1272 ms crawled 2026-05-06

US · 188.114.97.3 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Nakazawa Tech
Description
A personal blog about frontend, engineering management and tech.
Language
en
Feeds

Open Graph

url
https://nakazawa.tech
title
Nakazawa Tech
description
A personal blog about frontend, engineering management and tech.

Technology

CDN
Cloudflare

Third-party hosts loaded (1)

  • cpojer.net×1

Social

Contact

Email

DNS records live

NS
  • cesar.ns.cloudflare.com
  • paige.ns.cloudflare.com
MX
  • 10 mail.protonmail.ch
  • 20 mailsec.protonmail.ch
TXT
  • protonmail-verification=1ef9a6de61da27b87d8e7799147124f5ed4fcb01

Email authentication strong

SPF
v=spf1 include:_spf.protonmail.ch ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-24 to 2026-07-23
Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://nakazawa.tech/

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

Links to (6)

Linked from (1)