indexo.dev

simplek12.com

.com crawl

First seen 2026-05-30 · Last seen 2026-05-31 · ok HTTP/1.1 200 1544 ms crawled 2026-05-31

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 94/100 dmarc monitor-only

sector education type landing page

HTML metadata

Title
Professional Development for Teachers | SimpleK12
Description
Earn PD hours on your schedule with 1,000+ practical courses for teachers. Start your free 30-day SimpleK12 membership today. Cancel anytime.
Language
en
Generator
Webflow

Open Graph

title
Professional Development That Fits Your Life
description
Earn PD hours on your schedule with 1,000+ practical courses for teachers. Start your free 30-day SimpleK12 membership today. Cancel anytime.

Technology

CDN
Cloudflare
CMS
Gatsby
jQuery
3.5.1
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (9)
  • cdn.prod.website-files.com×97
  • cdn.jsdelivr.net×2
  • hubspotv2.use1-marketplace-1p-apps-prod-red.if.webflow.services×2
  • ajax.googleapis.com×1
  • d3e54v103j8qbb.cloudfront.net×1
  • fonts.googleapis.com×1
  • fonts.gstatic.com×1
  • js.hs-scripts.com×1
  • www.googletagmanager.com×1

Social

Contact

Address
32765, Oviedo, FL, US

Registration

Registrar
GoDaddy.com, LLC
Created
2008-11-25
Expires
2026-11-25 176 days left
Updated
2025-11-26
Name servers
  • jack.ns.cloudflare.com
  • olga.ns.cloudflare.com

DNS records live

NS
  • jack.ns.cloudflare.com
  • olga.ns.cloudflare.com
MX
  • 0 simplek12-com.mail.protection.outlook.com
TXT
  • spf2.0/pra include:e2ma.net ip4:64.132.127.160/27 ip4:66.192.136.64/28 ip4:209.18.93.0/24 -all
  • 5bik65riajsbat32oke9h46k65
Verified for
  • Google
  • Microsoft
  • Microsoft 365
  • Stripe

Email authentication partial

SPF
v=spf1 mx a ip4:64.132.127.160/27 ip4:66.192.136.64/28 ip4:128.136.37.0/24 ip4:66.179.147.160/27 ip4:64.132.127.165 ip4:64.132.127.166 ip4:64.132.127.167 ip4:64.132.127.168 ip4:64.132.127.169 ip4:64.132.127.170 ip4:64.132.127.173 ip4:64.132.127.178 ip4:64.132.127.185 ip4:64.132.127.187 ip4:64.132.127.188 ip4:66.192.136.66 ip4:66.192.136.67 ip4:66.192.136.68 ip4:66.192.136.69 ip4:66.192.136.70 include:e2ma.net include:spf.protection.outlook.com include:spf.dynect.net include:mail.zendesk.com include:serve.rs.mcsv.net include:21057360.spf05.hubspotemail.net include:spfa.mailendo.com -all
strict (-all)
DMARC
v=DMARC1; p=none; sp=none; rua=mailto:dd5091c8@mxtoolbox.dmarc-report.com,mailto:postmaster@simplek12.com; ruf=mailto:dd5091c8@forensics.dmarc-report.com,mailto:postmaster@simplek12.com; rf=afrf; pct=100; ri=86400
policy: none (monitoring only) · sp=none
DKIM
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu3q07CM55nUQU8NZnjYhRM35jIfBsrXf+tZQYCuc6h9KIxFFhZe2F8LcvXyqhMKJvPjcNS/uY1RIxPqhOt…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA327I42kz07f4Ffa1Ccao025AjFMG08USy9JyrEDstqWaR8ozWHBK4u7fQbY2oqbwRhUkE15VD25Guqh6Qs…
selectors probed

Certificate (current)

WE1
from 2026-05-26 to 2026-08-24
Expires in 83 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.simplek12.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (6)

Linked from (1)