principia-scientific.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1765 ms crawled 2026-05-19

US · 172.67.194.113 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Principia Scientific Intl.
Description: Principia Scientific International is a community resource for scientific inquiry, emphasizing transparency, truth, and the scientific method.
Language: en-US
Generator: All in One SEO (AIOSEO) 4.9.7.2
Canonical: https://principia-scientific.com/

Open Graph

url: https://principia-scientific.com/
title: Principia Scientific, Intl.
locale: en_US
site name: Principia Scientific, Intl. | A science-based news and community site.
description: A science-based news and community site.

Technology

CDN: Cloudflare
CMS: WordPress

Third-party hosts loaded (9)

i0.wp.com×25
c0.wp.com×4
fd.cleantalk.org×2
stats.wp.com×2
cdn.onesignal.com×1
geniuslinkcdn.com×1
resources.infolinks.com×1
v0.wordpress.com×1
www.paypalobjects.com×1

Social

Registration

Registrar

NameCheap, Inc.

Created

2019-06-20

Expires

2026-06-20 30 days left

Updated

2025-05-21

Name servers

damian.ns.cloudflare.com
may.ns.cloudflare.com

DNS records live

NS

damian.ns.cloudflare.com
may.ns.cloudflare.com

MX

0 _dc-mx.62b649d1405a.principia-scientific.com

Email authentication weak

SPF

v=spf1 a mx include:websitewelcome.com ~all

softfail (~all)

DMARC

not published

DKIM

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApilLqHnT8EdbxVsqQsxJdm/F8/rbma3bGZT76tmRQR61WKV9f1D2qblVi2zxDt179/jER5SMeXRYgb…

selectors probed

Certificate (current)

WE1

from 2026-05-01 to 2026-07-30

Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://principia-scientific.com/

present

permissions-policy

findings

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

Header values

permissions-policy: private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")