indexo.dev

cpepphysics.org

.org crawl

First seen 2026-04-17 · Last seen 2026-05-11 · ok HTTP/1.1 200 6567 ms crawled 2026-05-11

US · 66.39.58.47 · AS7859 pair Networks

Reputation 89/100 weak security headers dmarc monitor-only

sector education type homepage

HTML metadata

Title
Contemporary Physics Education Project – Bringing the latest in physics to the public
Language
en-US
Generator
Sender.net 2.10.14
Canonical
https://www.cpepphysics.org/
Feeds

Technology

Server
Apache
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.googleapis.com×3
  • www.googletagmanager.com×2
  • fonts.gstatic.com×1
  • gmpg.org×1

Social

Registration

Registrar
pair Networks, Inc. d/b/a pair Domains
Created
2010-09-04
Expires
2026-09-04 106 days left
Updated
2025-08-09
Name servers
  • dns3.pair.com
  • ns0.ns0.com

DNS records live

NS
  • dns3.pair.com
  • ns0.ns0.com
MX
  • 50 mail1.g18.pair.com
TXT
  • MS=8D07CAB4AB80DE227F0A5D58E0659DCAB47FA4C8

Email authentication partial

SPF
v=spf1 include:sendersrv.com include:webmail.pair.com include:relay.pair.com include:pairlist.com a:www3.g18.pair.com a:mail1.g18.pair.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-22 to 2026-07-21
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://www.cpepphysics.org/

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")

Links to (5)

Linked from (1)