SpeedCE Knowledge Base

中文版

HTTPS Certificate Expired? The Map Tells the Truth

Keywords: certificate expiry,HTTPS outage,SSL inspection
Category: Use Cases
Tool: SpeedCE | English UI

Silent certificate expiry may still work locally for ops. SpeedCE HTTPS nationwide: if mostly red while HTTP is fine, renew the cert and confirm SAN covers all subdomains.

Retest five minutes after renewal; announce recovery when the map is green. Monthly HTTPS inspection on the 1st plus expiry reminders. Free tool: https://www.speedce.com.

Quick Recap

Step Action
1 Open https://www.speedce.com
2 Pick a tool from the dropdown (HTTPS, PING, TCPing, DNS, Traceroute, etc.) and China or global nodes
3 Enter a domain or IP and start the test
4 Review the map and carrier filters; save screenshots
5 Follow the troubleshooting path in this article, fix, and retest until the map turns green

SpeedCE is your first-response tool—use the map to define failure scope before diving into logs, monitoring, or infrastructure changes. Free, fast, and easy to read: a keeper for any 2026 ops toolkit.


SpeedCE — China provinces & global nodes · one-click connectivity testing
Site: https://www.speedce.com | English UI: https://www.speedce.com/?lang=en | Forum: https://bbs.speedce.com | Contact: speedceads@gmail.com

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