sizovs.net

HTML metadata

Title

Eduard Sizov

Description

Eduard Sizov blogging about programming, career, soft skills for experienced developers; at least one new post every month.

Language

en

Feeds

• Eduard Sizov RSS

Open Graph

url

https://sizovs.net/

description

Eduard Sizov blogging about programming, career, soft skills for experienced developers; at least one new post every month.

Technology

CDN

Cloudflare

Analytics

• Cloudflare Insights

Fonts

• Font Awesome
• Google Fonts

Social widgets

• Disqus

Third-party hosts loaded (6)

• a.dev.events×1
• cdnjs.cloudflare.com×1
• fonts.googleapis.com×1
• nomediocrityzone.disqus.com×1
• static.cloudflareinsights.com×1
• use.fontawesome.com×1

Social

• instagram
• linkedin

Registration

Registrar

NameCheap, Inc.

Created

2015-06-23

Expires

2026-06-23 33 days left

Updated

2025-05-24

Name servers

• charles.ns.cloudflare.com
• tina.ns.cloudflare.com

DNS records live

NS

• charles.ns.cloudflare.com
• tina.ns.cloudflare.com

MX

• 1 aspmx.l.google.com
• 10 aspmx2.googlemail.com
• 10 aspmx3.googlemail.com
• 5 alt1.aspmx.l.google.com
• 5 alt2.aspmx.l.google.com

TXT

• OSSRH-75155

Verified for

• Google

Email authentication weak

SPF

v=spf1 include:mailgun.org ~all

softfail (~all)

DMARC

not published

DKIM

• k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sizovs.net/

findings

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

Links to (4)

• instagram.com×2
• linkedin.com×2
• principal.dev×2
• twitter.com×2

Linked from (1)

• principal.dev×2