putty.org

.org crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 764 ms crawled 2026-05-07

US · 3.23.50.241 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Mike Yeadon: Final Warning

Technology

Server: Microsoft-HTTPAPI

Social

Registration

Registrar

Gandi SAS

Created

1999-10-31

Expires

2029-10-31 1261 days left

Updated

2026-01-01

Name servers

ns-1429.awsdns-50.org
ns-1891.awsdns-44.co.uk
ns-199.awsdns-24.com
ns-848.awsdns-42.net

DNS records live

NS

ns-1429.awsdns-50.org
ns-1891.awsdns-44.co.uk
ns-199.awsdns-24.com
ns-848.awsdns-42.net

MX

10 mail.bitvise.com

Email authentication strong

SPF: v=spf1 ip4:50.18.172.175 -all
strict (-all)
DMARC: v=DMARC1;p=reject;rua=mailto:dmarc-agg@putty.org
policy: reject (enforced)
DKIM: no key found at common selectors

Certificate (current)

R13

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

Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://putty.org/

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=99979997; includeSubDomains; preload