experimentcalculator.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-05 · ok HTTP/1.1 200 500 ms crawled 2026-05-07

US · 192.30.252.154 · AS36459 GitHub, Inc.

Reputation 70/100 wrong cert weak security headers

sector other type homepage

HTML metadata

Title: How long will your experiment take?
Language: en

Technology

CDN: Fastly
Server: GitHub.com
CMS: Gatsby

Third-party hosts loaded (2)

netdna.bootstrapcdn.com×2
mcfunley.com×1

Social

Registration

Registrar

NameCheap, Inc.

Created

2013-05-08

Expires

2027-05-08 354 days left

Updated

2026-04-08

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) wrong cert

Sectigo Public Server Authentication CA DV R36

from 2026-04-14 to 2026-07-13

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.experimentcalculator.com/

findings

checked over plain HTTP
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Links to (3)

Linked from (1)

mcfunley.com×2