cgcs.org

.org crawl

First seen 2026-04-26 · Last seen 2026-05-19 · ok HTTP/1.1 200 1482 ms crawled 2026-05-19

US · 104.17.71.73 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Home - Council of the Great City Schools
Description: Home - Council of the Great City Schools
Language: en-US
Canonical: https://www.cgcs.org/

Open Graph

url: https://www.cgcs.org/
title: Home - Council of the Great City Schools
description: Home - Council of the Great City Schools

Technology

CDN: Cloudflare

Analytics

Cloudflare Insights
Google Tag Manager

Third-party hosts loaded (5)

cdn.weglot.com×1
resources.finalsite.net×1
static.cloudflareinsights.com×1
static.ctctcdn.com×1
www.googletagmanager.com×1

Social

Contact

Phone

202-393-2427

Address

rd GovernanceJobs BoardWebinarsMichael Casserly Urban Executive Leadership Institute2026

Registration

Registrar

Network Solutions, LLC

Created

1995-03-07

Expires

2030-03-08 1387 days left

Updated

2025-01-12

Name servers

ns11.worldnic.com
ns12.worldnic.com

DNS records live

NS

ns11.worldnic.com
ns12.worldnic.com

MX

0 cgcs-org.mail.protection.outlook.com

TXT

intacct-esk=F3A90A0B5B09929FE0533A06690ACB4D

Verified for

Google
Microsoft 365

Email authentication partial

SPF

v=spf1 include:_spf.intacct.com include:spf.protection.outlook.com include:_spf.parentlink.net ip4:52.206.191.225 ip4:52.206.191.226 ip4:74.209.163.125 -all

strict (-all)

DMARC

v=DMARC1; p=none; rua=mailto:dmarc@cgcs.org; pct=100

policy: none (monitoring only)

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCedFyAjwAtkjaApOj77veEfGdZroaBXqYKUDC64EAzmuxDxMlz7FysyvK1VORchlyRyR8s2LCVcFxI+N/u+A…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqy5RmyIZXDJcnmwfxR/SDL5lI7rhPjNz02khXyiMrGdtM/A2dMRk1QJtp52ycZmrIiXJzGM6m12glx…

selectors probed

Certificate (current)

WE1

from 2026-04-16 to 2026-07-15

Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.cgcs.org/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self';
strict-transport-security: max-age=31536000