indexo.dev

holdsworthcenter.org

.org crawl

First seen 2026-04-13 · Last seen 2026-05-16 · ok HTTP/1.1 200 2738 ms crawled 2026-05-07

US · 35.185.197.98 · AS396982 Google LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
The Holdsworth Center | Excellence in Education Leadership
Description
The Holdsworth Center is an education leadership development center focused on improving the quality of public schools for Texas students.
Language
en-US
Canonical
https://holdsworthcenter.org/

Open Graph

url
https://holdsworthcenter.org/
title
The Holdsworth Center | Excellence in Education Leadership
locale
en_US
site name
The Holdsworth Center
description
The Holdsworth Center is an education leadership development center focused on improving the quality of public schools for Texas students.

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager
Social widgets
  • Vimeo Embed
  • YouTube Embed
Third-party hosts loaded (7)
  • holdsworthctr.wpenginepowered.com×33
  • player.vimeo.com×6
  • f.vimeocdn.com×2
  • i.vimeocdn.com×2
  • give.classy.org×1
  • www.googletagmanager.com×1
  • www.youtube-nocookie.com×1

Social

Contact

Phone

Registration

Registrar
GoDaddy.com, LLC
Created
2016-10-14
Expires
2028-10-14 877 days left
Updated
2024-08-16
Name servers
  • ns59.domaincontrol.com
  • ns60.domaincontrol.com

DNS records live

NS
  • ns59.domaincontrol.com
  • ns60.domaincontrol.com
MX
  • 10 usb-smtp-inbound-1.mimecast.com
  • 10 usb-smtp-inbound-2.mimecast.com
TXT
Show 4 TXT records
  • sending_domain935693=a77ec4c899af4e78ec8a134f8b9cb2dbd88ce67fe6e23225507bce429818b250
  • 0ed1fe018af070a372859a46b88146fe129a0f4c68
  • HoldsworthCenter.org/pardot_935693.txt
  • have-i-been-pwned-verification=dweb_x623fns7mbxdeqtxorumxy6v
Verified for
  • Anthropic
  • Apple
  • Google

Email authentication strong

SPF
v=spf1 include:_u.holdsworthcenter.org._spf.dmarclg.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:655635a70f439@ag.dmarcly.com; ruf=mailto:655635a70f439@fo.dmarcly.com; aspf=r; adkim=r
policy: quarantine
DKIM
Show 5 DKIM selectors
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuZqAMYri48HqUYurNv9Yiok4Q2kk/uctVhJ8vvgM6ebYmZK6orqec0r9VVEzJYoVmUh+47VlpQ1QQa…
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuLX2TYXkyDzNbCHZxjVMrhKIgfwSIEt1KP8ObUKdZSEyECvG2f36VuXbZiPKBvZVTrYU6/4zufwxK1…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzrWc36Mc+YMJ/ElIRXgamajpIlMy3Gn9JkPnGcNjpyEe1YBJ9MlX+qrXjmWG0ktdvaDJ1XyRL4JXZl…
  • k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R13
from 2026-03-01 to 2026-05-30
Expires in 9 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://holdsworthcenter.org/

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

Links to (4)

Linked from (2)