indexo.dev

aperiodical.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-04 · ok HTTP/1.1 200 3367 ms crawled 2026-05-07

FR · 217.182.66.225 · AS16276 OVH SAS

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
The Aperiodical
Language
en
Feeds

Open Graph

url
https://aperiodical.com/
title
The Aperiodical
locale
en_GB
site name
The Aperiodical
description
Occasional(ly) mathematical blogging

Technology

CMS
WordPress

Third-party hosts loaded (2)

  • stats.wp.com×2
  • secure.gravatar.com×1

Registration

Registrar
OVH sas
Created
2012-02-03
Expires
2028-02-03 625 days left
Updated
2024-12-03
Name servers
  • dns18.ovh.net
  • ns18.ovh.net

DNS records live

NS
  • dns18.ovh.net
  • ns18.ovh.net
MX
  • 1 mx4.mail.ovh.net
  • 10 mx3.mail.ovh.net
TXT
  • 1|www.aperiodical.com

Email authentication partial

SPF
v=spf1 a mx include:mx.ovh.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-03-31 to 2026-06-29
Expires in 41 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)