cambridgeone.org

.org crawl

First seen 2026-04-17 · Last seen 2026-05-14 · ok HTTP/1.1 200 1271 ms crawled 2026-05-12

US · 104.17.195.120 · AS13335 Cloudflare, Inc.

Reputation 100/100

sector education type homepage

HTML metadata

Title: Cambridge One | Cambridge University Press
Language: en

Technology

CDN: Cloudflare

Analytics

Cloudflare Insights

Third-party hosts loaded (1)

static.cloudflareinsights.com×1

Social

Registration

Registrar

IP Twins SAS

Created

2018-05-31

Expires

2026-05-31 10 days left

Updated

2025-11-24

Name servers

hugh.ns.cloudflare.com
rachel.ns.cloudflare.com

DNS records live

NS

hugh.ns.cloudflare.com
rachel.ns.cloudflare.com

MX

10 inbound-smtp.us-west-2.amazonaws.com

TXT

_jvk6cjgz3rnvmzkicfn5i1yuun6owle
ELT - cambridgeone.org

Verified for

Google
Meta

Email authentication strong

SPF: v=spf1 include:amazonses.com -all
strict (-all)
DMARC: v=DMARC1; p=quarantine; rua=mailto:644b4767adf94d2a9f33fbe1b9072971@dmarc-reports.cloudflare.net,mailto:047acbdc29a7625@rep.dmarcanalyzer.com,mailto:dmarc-admin@cambridge.org; ruf=mailto:047acbdc29a7625@for.dmarcanalyzer.com,mailto:dmarc-admin@cambridge.org; fo=1;
policy: quarantine
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-03-15 to 2026-06-13

Expires in 23 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy
cross-origin-resource-policy

findings

missing Permissions Policy

Header values

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