SSL Installation Checker

Verify that your SSL certificate is installed correctly on your server.


SSL Server Certificate

Common Name: www.ser-stiftung.de

Issuing CA: Sectigo Public Server Authentication CA DV R36

Organization:

Valid: June 18, 2025 to July 09, 2026

Key Size: 2048 bits

Subject Alternative Names (SANs)

www.ser-stiftung.de

ser-stiftung.de

Certificate Expiration

This certificate will expire in 364 days.

Certificate Common Name (CN) and Hostname Match?

The hostname (www.ser-stiftung.de) matches the certificate and the certificate is valid.

DNS, etc.

www.ser-stiftung.de resolves to ser-stiftung.de, 81.169.145.162.
Server type: Apache/2.4.63 (Unix)

Certificate Chain Complete?

All of the correct Intermediate CA Certificates are installed. Your SSL certificate is installed correctly and should be supported in all the major web browsers without problems.

Common Name: AAA Certificate Services

Organization: Comodo CA Limited

Valid: January 01, 2004 to December 31, 2028

Issuer: AAA Certificate Services

Serial Number: 01

Common Name: USERTrust RSA Certification Authority

Organization: The USERTRUST Network

Valid: March 12, 2019 to December 31, 2028

Issuer: AAA Certificate Services

Serial Number: 3972443AF922B751D7D36C10DD313595

Common Name: Sectigo Public Server Authentication Root R46

Organization: Sectigo Limited

Valid: March 22, 2021 to January 18, 2038

Issuer: USERTrust RSA Certification Authority

Serial Number: D27FBBC1DE359E5216AD6149586099C4

Common Name: Sectigo Public Server Authentication CA DV R36

Organization: Sectigo Limited

Valid: March 22, 2021 to March 21, 2036

Issuer: Sectigo Public Server Authentication Root R46

Serial Number: 397A66CC2756362E0DAA87CA6EABE3B1

Common Name: www.ser-stiftung.de

Organization:

Valid: June 18, 2025 to July 09, 2026

Issuer: Sectigo Public Server Authentication CA DV R36

Serial Number: 5981D0B5186536867003D674E0324B8B