sheffcol.ac.uk

.uk crawl

First seen 2026-04-14 · Last seen 2026-05-18 · ok HTTP/1.1 200 2569 ms crawled 2026-05-08

GB · 194.83.24.247 · AS786 Jisc Services Limited

Reputation 95/100 weak security headers

sector education type homepage

HTML metadata

Title: Home || The Sheffield College
Description: The Sheffield College is a further education college in Sheffield.
Language: en

Technology

Server: Microsoft-IIS

Analytics

Google Tag Manager

Fonts

Adobe Fonts

Third-party hosts loaded (4)

cdnjs.cloudflare.com×3
www.googletagmanager.com×2
use.typekit.net×1
www.facebook.com×1

Social

Contact

Phone

01142602600

DNS records live

NS

ns1.sheffcol.ac.uk
ns4.ja.net

MX

5 d215463.a.ess.uk.barracudanetworks.com
5 d215463.b.ess.uk.barracudanetworks.com

TXT

Show 10 TXT records

MS=ms16264962
adobe-idp-site-verification=dc579b3401e0f3982c8f2c8ea309ab658dd928b24e4607aa9a1eabc3f8f7d883
openai-domain-verification=dv-Qp4HTlEk7eWgEypBrHcS6XlF
google-site-verification=hNcnEvcjkt6LQB9h2bonI19LwYvlTBAXAV-8Umb9Amw
work-accounts-domain-verification=vgL6dXogLA4lgHPbLVek8vqeT1WxqF
7390AA62-46EB-4686-B60A-768A345B10F3
google-site-verification=TiJE5J8Mt8WTkrlvMqPoXK5abZ1nzwBArGD_eDq2vLE
google-site-verification=A9QA5oO109TN6w6J-hmOqpo7u-eggxeLEYWkNQo-wCk
apple-domain-verification=YJgiNf6JxXLkGPok
autodesk-domain-verification=D5Ku5Njiqr6rpe1cqMZn

Email authentication strong

SPF

v=spf1 ip4:194.83.25.14 ip4:194.83.24.240 ip4:198.15.116.21 ip4:184.95.37.11 ip4:81.19.183.183 include:cirqahosting.com include:spf.protection.outlook.com include:servers.mcsv.net include:spf.ess.uk.barracudanetworks.com -all

strict (-all)

DMARC

v=DMARC1;p=reject;pct=100;fo=1;rua=mailto:MK9i5CR5WbX@dmarc-rua.mailcheck.service.ncsc.gov.uk,mailto:rua+sheffcol.ac.uk@dmarc.barracudanetworks.com,mailto:ab9ada23f3@rua.easydmarc.eu;ruf=mailto:ruf+sheffcol.ac.uk@dmarc.barracudanetworks.com,mailto:ab9ada23f3@ruf.easydmarc.eu

policy: reject (enforced)

DKIM

Show 4 DKIM selectors

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3HdhRBwEjnGngHhv5zb5jaDpHMULkFwMljgWnd/fhgkdYk6ZAYqZM6CCNOuwllbKjaEWOWoAONBv3L…
selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDMbvmMVfsusMYFZdjDVZ/2hM+2HZXtyZRSOa0fvKiFObp5fRG+jtek6UdOtyBOqZ2QZwTI0F2/DltASBVPfV…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAugKk26gm/xL5hFN8EL/ujdSJFKRdtqQLgVv5QUcxHi9m/KZPSR/w5B/WuKrCkUPBaAtS6zlK9dtGUk…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

Sectigo Public Server Authentication CA OV R36

from 2026-03-10 to 2027-03-11

Expires in 296 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sheffcol.ac.uk/

findings

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