Is columbia.edu secure?

Last scanned April 9, 2026 — view full report

65Fair
A+
SSL
C
Headers
  • !SSL certificate expires in 86 days
  • !No HTTPS redirect — traffic is unencrypted

Related Guides

How to Get an A+ SSL RatingRead guide →Security Headers ExplainedRead guide →SPF, DKIM, DMARC GuideRead guide →DNS Records ExplainedRead guide →
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