leonidk.com

.com crawl

First seen 2026-04-12 · Last seen 2026-05-16 · ok HTTP/1.1 200 436 ms crawled 2026-05-04

US · 185.199.108.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Leonid Keselman
Language: en
Canonical: https://leonidk.com/

Technology

CDN: Fastly
Server: GitHub.com

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (2)

fonts.googleapis.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

NameCheap, Inc.

Created

2012-07-23

Expires

2026-07-23 64 days left

Updated

2025-06-23

Name servers

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

DNS records live

NS

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

MX

10 eforward1.registrar-servers.com
10 eforward2.registrar-servers.com
10 eforward3.registrar-servers.com
15 eforward4.registrar-servers.com
20 eforward5.registrar-servers.com

TXT

v=spf1 include:spf.efwd.registrar-servers.com ~all

Certificate (current)

R12

from 2026-04-26 to 2026-07-25

Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://leonidk.com/

findings

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

Links to (13)

Linked from (6)