indexo.dev

sierracanyonschool.org

.org crawl

First seen 2026-04-13 · Last seen 2026-05-18 · ok HTTP/1.1 200 766 ms crawled 2026-05-06

US · 104.18.125.14 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Sierra Canyon School
Description
An independent co-ed school for students in Pre-Kindergarten through Grade 12.
Language
en
Canonical
https://www.sierracanyonschool.org/

Open Graph

url
https://www.sierracanyonschool.org
title
Sierra Canyon School
description
An independent co-ed school for students in Pre-Kindergarten through Grade 12.

Technology

CDN
Cloudflare
Analytics
  • Google Tag Manager
Fonts
  • Adobe Fonts

Third-party hosts loaded (3)

  • cdnjs.cloudflare.com×1
  • use.typekit.net×1
  • www.googletagmanager.com×1

Social

Contact

Phone
Address
Lower School:11052 Independence Avenue

Registration

Registrar
GoDaddy.com, LLC
Created
2004-08-05
Expires
2026-08-05 76 days left
Updated
2024-06-20
Name servers
  • ns27.domaincontrol.com
  • ns28.domaincontrol.com

DNS records live

NS
  • ns27.domaincontrol.com
  • ns28.domaincontrol.com
MX
  • 10 sierracanyonschool-org.mail.protection.outlook.com
TXT
  • autodesk-domain-verification=hG66yWSyuuWfINmFw2Nu
  • LECWGU5T9JLUVGX8E09M0HU7SAHMB0M896K3R1DVM
  • classroom-cloud-domain-verification=643740b5-1d2a-4630-9653-2b682cb1e3b7
Verified for
  • Adobe
  • Apple
  • Google
  • Zoom

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com include:mailgun.org include:spf.zoho.com include:transmail.net ip4:76.79.177.65/28 ip4:173.196.202.94 -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc@sierracanyonschool.org; ruf=mailto:dmarc@sierracanyonschool.org; rf=afrf; pct=100
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA068QID7J2vGMnj6q8M3zKIVoC/tOY2lvIewr3sJ8t1dFjmFeRM0nLCHeE/9WTLqTayCFwx8u+R5EP9…
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDfDhI9H7JmEvG70/cc2NBx7J9PXxD3UEiOlHEXvfidBVf3jTnq9nUOIXGv4vaTylWBon11E+U+WfInnlLBbi…
selectors probed

Certificate (current)

E8
from 2026-03-09 to 2026-06-07
Expires in 18 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.sierracanyonschool.org/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • CSP uses wildcard sources
  • missing Permissions Policy
Header values
referrer-policy
strict-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self' https://*.sprxcms.com https://*.tiarccms.co.uk https://*.sparxvr.com https://*.sprxvr.com https://*.web.app;
strict-transport-security
max-age=31536000; includeSubDomains; preload;

Links to (7)

Linked from (2)