Fork me on GitHub
cert-checker
Last update: 2026-04-15 15:33:22
3 Errors
5 Warnings
14 All Goods
Errors
-
No valid issuer fould
Expires: 0001-01-01,
Unknown
Error
- remote error: tls: internal error
-
Fireware web CA
Expires: 2035-07-29,
Unknown
Error
- x509: certificate is not valid for any names, but wanted to match server1.cosmo-hotel.de
-
No valid issuer fould
Expires: 0001-01-01,
Unknown
Error
- remote error: tls: unrecognized name
Warnings
-
R12
Expires: 2026-05-03,
TLS 1.2
Warning
- Certificate is about to expire
-
GoGetSSL RSA DV CA
Expires: 2026-10-30,
TLS 1.0
Warning
- TLS version deprecated
-
GoGetSSL RSA DV CA
Expires: 2026-06-19,
TLS 1.0
Warning
- TLS version deprecated
-
E8
Expires: 2026-05-15,
TLS 1.2
Warning
- Certificate is about to expire
-
E7
Expires: 2026-05-15,
TLS 1.2
Warning
- Certificate is about to expire
All Goods
-
Sectigo Public Server Authentication CA DV R36
Expires: 2026-09-27,
TLS 1.2
All Good!
-
R12
Expires: 2026-06-09,
TLS 1.2
All Good!
-
R13
Expires: 2026-06-09,
TLS 1.2
All Good!
-
R13
Expires: 2026-05-23,
TLS 1.2
All Good!
-
R13
Expires: 2026-06-13,
TLS 1.2
All Good!
-
Sectigo Public Server Authentication CA DV R36
Expires: 2027-02-05,
TLS 1.2
All Good!
-
Sectigo Public Server Authentication CA DV R36
Expires: 2026-10-16,
TLS 1.2
All Good!
-
R12
Expires: 2026-07-04,
TLS 1.2
All Good!
-
GoGetSSL RSA DV CA
Expires: 2026-09-01,
TLS 1.2
All Good!
-
E7
Expires: 2026-06-25,
TLS 1.2
All Good!
-
E7
Expires: 2026-06-25,
TLS 1.2
All Good!
-
R12
Expires: 2026-06-29,
TLS 1.2
All Good!
-
Amazon RSA 2048 M04
Expires: 2026-08-21,
TLS 1.2
All Good!
-
R12
Expires: 2026-07-03,
TLS 1.2
All Good!