kosteniuk.com

.com crawl

First seen 2026-05-19 · Last seen 2026-05-30 · ok HTTP/1.1 200 818 ms crawled 2026-05-27

US · 198.185.159.145 · AS53831 Squarespace, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Chess Queen® Alexandra Kosteniuk - 12th Women's World Chess Champion
Language: en-US
Canonical: https://www.kosteniuk.com

Open Graph

url: https://www.kosteniuk.com
title: Chess Queen® Alexandra Kosteniuk - 12th Women's World Chess Champion
site name: Chess Queen® Alexandra Kosteniuk - 12th Women's World Chess Champion

Technology

Server: Squarespace
CMS: Squarespace

Fonts

Google Fonts

Third-party hosts loaded (6)

definitions.sqspcdn.com×17
assets.squarespace.com×15
static1.squarespace.com×3
images.squarespace-cdn.com×2
fonts.googleapis.com×1
fonts.gstatic.com×1

Social

Registration

Registrar

GoDaddy.com, LLC

Created

2000-11-23

Expires

2026-12-31 213 days left

Updated

2025-12-31

Name servers

ns1.chessking.org
ns2.chessking.org

DNS records live

NS

ns1.chessking.org
ns2.chessking.org

Email authentication no MX

SPF

not published

DMARC

not published

DKIM

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy6GOKXvAaWO3A9SRhQWp3FbTPfhrZuOePRAxoFosfc9qDvJWElensMs1EWLdvV7pYoaehmJeQonF3W…

selectors probed

Certificate (current)

R12

from 2026-04-30 to 2026-07-29

Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.kosteniuk.com/

present

strict-transport-security
x-frame-options
x-content-type-options

findings

missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=15552000