fedors.info

HTML metadata

Technology

CDN

Fastly

Server

GitHub.com

Analytics

• Google Tag Manager

Fonts

• Google Fonts

Third-party hosts loaded (3)

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

Social

• youtube

Registration

Registrar

NameCheap, Inc.

Created

2019-06-06

Expires

2027-06-06 383 days left

Updated

2026-05-07

Name servers

• dns1.registrar-servers.com
• dns2.registrar-servers.com

DNS records live

NS

• dns1.registrar-servers.com
• dns2.registrar-servers.com

Email authentication no MX

SPF

not published

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://fedors.info/

findings

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

Links to (9)

• arxiv.org×1
• google.com×1
• informs.org×1
• sciencedirect.com×1
• sigecom.org×1
• springer.com×1
• w3schools.com×1
• wiley.com×1
• youtube.com×1

Linked from (2)

• kevinhe.net×1
• simina.info×1