📄WHOIS
Gandi SAS · registered 28 years ago · expires 4/30/2027
🌐DNS
3 A · 3 MX · 4 NS · 3 PTR · 1 SOA · 3 AAAA
🔒SSL/TLS
invalid — Let's Encrypt · TLSv1.3 · expires in 65d · 1 SANs
✉️Email Auth
SPF ✗ · DKIM ✗ · DMARC ✗
💻Tech Stack
Host: Massachusetts Institute of Technology · Email: Self-hosted · Apache
📡HTTP
1 redirect → 200 · HSTS ✓ · CSP ✗ · X-Frame ✓ · Nosniff ✓
🛡️Security
D (110/225) · 4 critical · 4 high
📈Deliverability
C (55/100) · 3 MX · 6 IPs · 6 issue(s)
🔍Subdomains
7 found · 113 answered — cdn, ci, cloud, meet, sso, translate +1 more
📚Web Archive
no snapshots found