Website Uptime Monitor
Monitor website availability and server information for any domain
Current Status
Status
Active
Server Type
cloudflare
Page Title
世界领先的 Passive DNS(PDNS) 引擎 - IPBUF
Meta Description
全球领先的PDNS搜索引擎-官方IPBUF、通过ip反查,反向查询域名,支持ipv4和ipv6,致力于让安全研究人员更便捷地免费获取ip反查域名信息
Meta Keywords
IP反查,IP反查域名,IPv4反查域名,IPv6反查域名,威胁情报,Passive
Most Recent Data
0 hours, 0 minutes ago
Historical Data
| Date | Status | Server |
|---|---|---|
| 1/7/2026, 11:11:16 PM | Active | cloudflare |
| 1/4/2026, 4:23:49 AM | Inactive | Unknown |
| 12/21/2025, 2:33:28 AM | Inactive | Unknown |
| 12/11/2025, 2:45:05 PM | Inactive | Unknown |
| 10/27/2025, 5:19:34 PM | Active | cloudflare |
| 10/10/2025, 7:40:36 PM | Active | cloudflare |
| 8/10/2025, 6:44:42 PM | Inactive | Unknown |
| 6/10/2025, 11:38:35 PM | Active | cloudflare |
Want to reliably monitor your website's status?
We provide 24/7 monitoring with instant alerts, detailed statistics, and customizable checks. Perfect for keeping your website reliable and your users happy.
Try Free Website MonitoringOne website free. No credit card required.
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
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.