montessori-pierson.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-11 · ok HTTP/1.1 200 996 ms crawled 2026-05-14

CA · 23.227.38.65 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

ecommerce

HTML metadata

Title: Montessori Pierson Publishing Company
Description: Montessori Books and ebooks, Child development, absorbent mind, planes of development, Books for educators and parents, education for a new world
Language: nl
Canonical: https://montessori-pierson.com/

Open Graph

url: https://montessori-pierson.com/
title: Montessori Pierson Publishing Company
site name: Montessori Pierson Publishing Company
description: Montessori Books and ebooks, Child development, absorbent mind, planes of development, Books for educators and parents, education for a new world

Technology

CDN: Cloudflare
CMS: Shopify

Analytics

Google Tag Manager

Third-party hosts loaded (3)

www.googletagmanager.com×2
fonts.shopifycdn.com×1
monorail-edge.shopifysvc.com×1

Social

Contact

Email

Phone

Registration

Registrar

Tucows Domains Inc.

Created

2007-05-11

Expires

2027-05-11 355 days left

Updated

2026-04-12

Name servers

ns01.hostnet.nl
ns02.hostnet.nl

DNS records live

NS

ns01.hostnet.nl
ns02.hostnet.nl

MX

10 mx1.mailpod13-cph3.g1i.hostnet.nl
10 mx2.mailpod13-cph3.g1i.hostnet.nl
10 mx3.mailpod13-cph3.g1i.hostnet.nl
10 mx4.mailpod13-cph3.g1i.hostnet.nl

Email authentication partial

SPF

v=spf1 a mx include:_spf.hostnet.nl include:spf.example.hypernode.io ~all

softfail (~all)

DMARC

v=DMARC1; p=none

policy: none (monitoring only)

DKIM

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxSzNboMyDBXxtdApYK2+SBwQXW90/toAhs7GV2+uBSdAxapON466AK/O0lWoRIjmd1xdhVxgI7iRhN…

selectors probed

Certificate (current)

from 2026-04-14 to 2026-07-13

Expires in 53 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://montessori-pierson.com/

present

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

findings

short HSTS max-age
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: DENY
x-content-type-options: nosniff
content-security-policy: block-all-mixed-content; frame-ancestors 'none'; upgrade-insecure-requests;
strict-transport-security: max-age=7889238

Links to (4)

Linked from (1)

backlinker.eu×2