443/tcp
TLS
first 2026-05-20 · last 2026-05-20
- TLS
- TLSv1.2
- Certificate for
- covidvaccine.hse.ie, www.covidvaccine.hse.ie
- Issued by
- Go Daddy Secure Certificate Authority - G2
- Valid
- 2025-10-31 → 2026-10-30
Raw response
HTTP/1.1 400 Bad Request Date: Wed, 20 May 2026 13:11:31 GMT Content-Type: text/html Content-Length: 622 Connection: close Strict-Transport-Security: max-age=31536000; includeSubdomains; <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> </body> </html> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page -->