Website Uptime Monitor
Monitor website availability and server information for any domain
Current Status
Status
Active
Server Type
cloudflare
Page Title
National Security & Door • Security Innovation & Design · Since 1981
Meta Description
NSD sells, installs, and services a vast array of products used in the security integration field and the distribution of architectural door and hardware products used in new and renovation construction projects. We are the pioneers of the Chain Resistant Security Opening Assembly.
Meta Keywords
Not available
Most Recent Data
0 hours, 0 minutes ago
Historical Data
| Date | Status | Server |
|---|---|---|
| 8/27/2025, 8:49:15 PM | Active | cloudflare |
| 6/14/2025, 11:13:49 AM | Active | cloudflare |
About Website Uptime Monitoring
Use the Who.is uptime information to track the availability and server information of websites. This helps track:
- Website availability and response status
- Server software and configuration
- Meta information including titles and descriptions
- Historical uptime patterns
This information is valuable for website owners, system administrators, and anyone interested in monitoring website reliability and performance.
Disclaimer: Who.is is not affiliated with, endorsed by, or connected to any of the domains displayed on this page. We provide this information as a public service for informational purposes only.
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Metrics we monitor
- Uptime Percentage: The percentage of time your website is accessible
- Response Time: How quickly your server responds to requests
- Status Codes: HTTP response codes indicating server status