📄WHOIS
registered 16 years ago · ⚠ expires in 2 days
🌐DNS
1 A · 3 MX · 3 NS · 1 PTR · 1 SOA
🔒SSL/TLS
DigiCert Inc · TLSv1.3 · ⚠ 1d left · 2 SANs
✉️Email Auth
SPF ✓ · DKIM ✗ · DMARC ✓ (p=reject)
🔐DNSSEC
signed · valid chain of trust
💻Tech Stack
Host: University of Dar es Salaam · Email: Self-hosted · Apache
📡HTTP
HTTP 200 · HSTS ✗ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
C (135/215) · 2 critical · 2 high
📈Deliverability
B (74/90) · 3 MX · 3 IPs · 4 issue(s)
🔍Subdomains
1 found · 109 answered (3 timed out) — www