teacherease.com

.com toplist crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 2509 ms crawled 2026-05-18

US · 104.18.16.222 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector education type homepage

HTML metadata

Title: Standards-based Learning and Student Information System - Common Goal Systems, Inc
Description: Common Goal Systems provides software as a service (SaaS) solutions to the k=12 education market. Products include TeacherEase, software for standards-based learning and SchoolInsight, student information system.
Language: en
Canonical: https://www.teacherease.com/home.aspx

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×1

Social

Registration

Registrar

Network Solutions, LLC

Created

2001-05-30

Expires

2028-05-30 741 days left

Updated

2020-10-28

Name servers

ken.ns.cloudflare.com
zita.ns.cloudflare.com

DNS records live

NS

ken.ns.cloudflare.com
zita.ns.cloudflare.com

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

amazonses:+CM/2C+oYcpxcBw9+dXNC6jb4F6HbD1CK0BGuIL/egI=
google-site-verification=16O7eDLnOD--nsHaBSUzll1wYKOv383qrZ3EGy0ZpeI
tqvu7dnovs3nm9mdqqdulgsru

Email authentication strong

SPF

v=spf1 mx ip4:35.175.25.104/32 ip4:207.223.32.0/27 include:_spf.google.com -all

strict (-all)

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:postmaster@teacherease.com

policy: reject (enforced)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAiqG+jrlsl6b6Y1SEAKAM3PkaB4/OjTZT4HuquOCdRDpiUulavvkY3W2gxMdi9y6mpn4R0DKxx0qDaC…

selectors probed

Certificate (current)

WE1

from 2026-04-05 to 2026-07-04

Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.teacherease.com/

present

x-frame-options

findings

missing HSTS
missing Content Security Policy
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN