indexo.dev

securetheorem.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 9393 ms crawled 2026-05-19

US · 34.160.108.58 · AS396982 Google LLC

Reputation 100/100

Classifying

HTML metadata

Title
Data Theorem
Language
en

Technology

Server
Google
CMS
Gatsby

Registration

Registrar
Cloudflare, Inc.
Created
2014-02-07
Expires
2027-02-07 262 days left
Updated
2026-01-08
Name servers
  • gerald.ns.cloudflare.com
  • mira.ns.cloudflare.com

DNS records live

NS
  • gerald.ns.cloudflare.com
  • mira.ns.cloudflare.com
MX
  • 10 aspmx.l.google.com

Email authentication strong

SPF
v=spf1 include:_spf.google.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; pct=100; rua=mailto:re+ehpxurwaigl@dmarc.postmarkapp.com; sp=reject; aspf=r;
policy: reject (enforced) · sp=reject
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAh04oo90EJgT5n2OOtApV/OF4IbxO7gbwOP+fTr5wCrByzYPUKBlcANUxyKTNiLh7nh0mGizB2R60zu…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtZC+Cj0xE/mkjnSTPwzvALhI7+Jr31Qf01SO/jW4nwWOEEdlEqwJDe1pzukfCvnHlPqqUNtdlJVu24xiDz…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCvjIdUnx1jBiiHdSjG/avWZorDWM81l45Z25O9LAfisWCaaYPMA6YGBuROc7R5+ZEpfZorl8tk+bc+uBusE5pFAC…
selectors probed

Certificate (current)

WR3
from 2026-05-18 to 2026-08-16
Expires in 87 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.securetheorem.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Permissions Policy
Header values
referrer-policy
origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
default-src 'report-sample' 'none' ; img-src 'report-sample' 'self' data: blob: https://prod-horizon.static.securetheorem.com https://caprica-static.securetheorem.com https://prod-caprica.firebaseapp.com https://educate.securetheorem.com https://disco-order-721.firebaseapp.com https://files-static.datatheorem.com/portal/ https://storage.googleapis.com/sunlit-charge-672-customer-uploads/appsec_notes/ https://storage.googleapis.com/disco-order-721-customer-uploads/appsec_notes/ https://storage.googleapis.com/spa-screenshots/ https://storage.googleapis.com/spa-library-resources/ https://storage.googleapis.com/disco-order-721-app-store-privacy-screenshot/ https://lh3.googleusercontent.com https://lh3.ggpht.com https://lh4.ggpht.com https://lh5.ggpht.com https://lh6.ggpht.com https://play-lh.googleusercontent.com https://is1-ssl.mzstatic.com https://is2-ssl.mzstatic.com https://is3-ssl.mzstatic.com https://is4-ssl.mzstatic.com https://is5-ssl.mzstatic.com https://logo.clearbit.com https://d
strict-transport-security
max-age=31536000; includeSubDomains; preload

Linked from (1)