cloudflare
tcp/443
Open service 104.21.66.20:443 · courses.nrgtennis.com
2026-01-08 22:23
HTTP/1.1 400 Bad Request Server: cloudflare Date: Thu, 08 Jan 2026 22:23:54 GMT Content-Type: text/html Content-Length: 253 Connection: close CF-RAY: - Page title: 400 The plain HTTP request was sent to HTTPS port <html> <head><title>400 The plain HTTP request was sent to HTTPS port</title></head> <body> <center><h1>400 Bad Request</h1></center> <center>The plain HTTP request was sent to HTTPS port</center> <hr><center>cloudflare</center> </body> </html>
Open service 104.21.66.20:443 · courses.nrgtennis.com
2026-01-02 00:21
HTTP/1.1 400 Bad Request Server: cloudflare Date: Fri, 02 Jan 2026 00:21:20 GMT Content-Type: text/html Content-Length: 253 Connection: close CF-RAY: - Page title: 400 The plain HTTP request was sent to HTTPS port <html> <head><title>400 The plain HTTP request was sent to HTTPS port</title></head> <body> <center><h1>400 Bad Request</h1></center> <center>The plain HTTP request was sent to HTTPS port</center> <hr><center>cloudflare</center> </body> </html>
Open service 104.21.66.20:443 · courses.nrgtennis.com
2025-12-30 07:57
HTTP/1.1 400 Bad Request Server: cloudflare Date: Tue, 30 Dec 2025 07:57:57 GMT Content-Type: text/html Content-Length: 253 Connection: close CF-RAY: - Page title: 400 The plain HTTP request was sent to HTTPS port <html> <head><title>400 The plain HTTP request was sent to HTTPS port</title></head> <body> <center><h1>400 Bad Request</h1></center> <center>The plain HTTP request was sent to HTTPS port</center> <hr><center>cloudflare</center> </body> </html>
Open service 104.21.66.20:443 · courses.nrgtennis.com
2025-12-22 14:01
HTTP/1.1 400 Bad Request Server: cloudflare Date: Mon, 22 Dec 2025 14:01:53 GMT Content-Type: text/html Content-Length: 253 Connection: close CF-RAY: - Page title: 400 The plain HTTP request was sent to HTTPS port <html> <head><title>400 The plain HTTP request was sent to HTTPS port</title></head> <body> <center><h1>400 Bad Request</h1></center> <center>The plain HTTP request was sent to HTTPS port</center> <hr><center>cloudflare</center> </body> </html>
Open service 104.21.66.20:443 · courses.nrgtennis.com
2025-12-20 14:21
HTTP/1.1 400 Bad Request Server: cloudflare Date: Sat, 20 Dec 2025 14:21:27 GMT Content-Type: text/html Content-Length: 253 Connection: close CF-RAY: - Page title: 400 The plain HTTP request was sent to HTTPS port <html> <head><title>400 The plain HTTP request was sent to HTTPS port</title></head> <body> <center><h1>400 Bad Request</h1></center> <center>The plain HTTP request was sent to HTTPS port</center> <hr><center>cloudflare</center> </body> </html>