harrissixthform.org.uk

.uk crawl

First seen 2026-04-20 · Last seen 2026-05-13 · ok HTTP/1.1 200 2092 ms crawled 2026-05-13

IE · 34.249.92.134 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Welcome to Harris Sixth Form
Description: The Harris Sixth Form is where adult life begins and where you begin to take the first steps towards a successful career. Whatever study or career path you want to follow, we have the right choices fo..
Language: en

Technology

Server: nginx

Social widgets

Vimeo Embed

Third-party hosts loaded (9)

pbs.twimg.com×15
4905753ff3cea231a868-376d75cd2890937de6f542499f88a819.ssl.cf3.rackcdn.com×4
fonts.cleverbox.co.uk×3
ajax.googleapis.com×1
c1008054.ssl.cf3.rackcdn.com×1
maps.google.com×1
maxcdn.bootstrapcdn.com×1
player.vimeo.com×1
translate.google.com×1

Social

Contact

Email

info@harrissixthform.org.uk

Phone

020 8253 7777

Address

Interchange, 81-85 Station Road, Croydon, CR0 2RD

Registration

Registrar

123-Reg Limited t/a 123-reg

Created

2013-06-14

Expires

2028-06-14 755 days left

Updated

2024-08-06

Name servers

ns53.domaincontrol.com.
ns54.domaincontrol.com.

DNS records live

NS

ns53.domaincontrol.com
ns54.domaincontrol.com

MX

10 harrissixthform-org-uk.mail.protection.outlook.com

Email authentication strong

SPF

v=spf1 ip4:171.33.205.205 ip4:171.33.205.204 ip4:171.33.197.204 ip4:171.33.197.205 ip4:171.33.213.204 ip4:171.33.213.205 ip4:109.234.207.166 ip4:109.234.195.2 include:spf.protection.outlook.com include:recruitmail.com include:recruitmentplace.net -all

strict (-all)

DMARC

v=DMARC1; p=reject; rua=mailto:dmarc@harrissixthform.org.uk; ruf=mailto:dmarc@harrissixthform.org.uk; fo=1

policy: reject (enforced)

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDpBvw1GkHPpfblFbg24gsjzplcGUX3ukTU04QK3BiogxrIdvL7DkwM0KxqNKxGvJOvX7rr1pGMM/8GDbTKvl…

selectors probed

Certificate (current)

R12

from 2026-03-16 to 2026-06-14

Expires in 24 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.harrissixthform.org.uk/

present

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

findings

missing Content Security Policy
weak frame protection
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN, SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31536000;, max-age=63072000; includeSubDomains; preload