🛡 Security Posture — 4/7 checks passing
HTTPS
✓ Yes
HSTS
✓ Yes
SPF
soft-fail
DMARC
✗ No
robots.txt
✓ Yes
security.txt
✗ No
sitemap.xml
✗ No
🌐 DNS Records
| A | 18.172.153.39 |
| 18.172.153.109 | |
| 18.172.153.85 | |
| 18.172.153.128 | |
| MX | 0 mi5-gov-uk.mail.protection.outlook.com. |
| NS | ns-1487.awsdns-57.org. |
| ns-1898.awsdns-45.co.uk. | |
| ns-488.awsdns-61.com. | |
| ns-984.awsdns-59.net. | |
| TXT | "854j78hqqj9pqz48blbfrnjhx4gwmbbw" |
| "MS=ms75295039" (Microsoft MS Verification) | |
| "_65ckeqv9mq0eiq25y1whu7ak8im8s7f" | |
| "__9irn36x8fztadb92worj93o195bguuc" | |
| "apple-domain-verification=thJj1Idtrz79bAzF" (Apple Domain Verification) | |
| "h776q6drn6d2ys3pbblz80km9rdnr05m" | |
| "v=spf1 include:spf.protection.outlook.com ip4:91.186.2.0/24 mx:mi5.gov.uk ~all" (SPF) | |
| SOA | ns-1487.awsdns-57.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 |
📋 WHOIS
Registrant UK Cabinet Office
Type UK Government Body
Registered 1996-08-01T00:00:00+00:00
Registrar No registrar listed. This domain is directly registered with Nominet.
⚡ HTTP Details
Status 403
Server cloudflare
DNS Host AWS Route 53
Final URL https://www.mi5.gov.uk/
Content-Type text/html
📧SPF Record — policy: soft-fail
v=spf1 include:spf.protection.outlook.com ip4:91.186.2.0/24 mx:mi5.gov.uk ~all
🤖robots.txt
User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.txt
Di
Data collected: 21 June 2026