🌐DNS
1 A · 1 MX · 4 NS · 1 SOA · 11 TXT
🔒SSL/TLS
invalid — DigiCert Inc · TLSv1.3 · expires in 38d · 1 SANs
✉️Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=quarantine)
💻Tech Stack
Host: Dickinson College · Email: Microsoft 365 · Apache
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
B (155/215) · 1 critical · 2 high
📈Deliverability
D (42/100) · 1 MX · 0 IPs · 4 issue(s)
🔍Subdomains
8 found · 112 answered — imap, jobs, remote, smtp, vpn, wiki +2 more
📚Web Archive
first snapshot 1996-12-22 · 29y archived