1of21.ch

Issued by Let's Encrypt Authority X1

About this certificate

This digital certificate with serial number 01:81:03:29:4e:7e:32:33:5a:da:67:d5:5d:b0:26:2c:d1:fe was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:

  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

1of21.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:81:03:29:4e:7e:32:33:5a:da:67:d5:5d:b0:26:2c:d1:fe
Serial Number (int): 131012913424746097005328027892661221118462
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 37:83:6c:5d:06:63:74:3b:1e:2f:be:1a:b7:6c:90:f0:c3:48:97:63
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 36:db:bc:4f:a9:c8:ea:d3:1b:67:16:83:34:e2:67:9a:63:dc:bb:98
Fingerprint (sha256): 00:00:86:d9:d7:67:48:9d:10:f0:8b:26:39:51:9d:01:c2:5a:e3:4c:91:a9:73:b8:ad:60:a9:ed:66:f5:3e:41

Issuing Certificate URL: http://cert.int-x1.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x1.letsencrypt.org/

Check the revocation status for the current certificate on 1of21.ch
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

1of21.ch
www.1of21.ch

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFAjCCA+qgAwIBAgISAYEDKU5+MjNa2mfVXbAmLNH+MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMTAeFw0xNjAxMTIxNzAwMDBaFw0x NjA0MTExNzAwMDBaMBMxETAPBgNVBAMTCDFvZjIxLmNoMIIBIjANBgkqhkiG9w0B AQEFAAOCAQ8AMIIBCgKCAQEAwfAlIZCg+I3JshsM5JtFKWsevyh8CTUIR02ynV7W fEQFUJXhuxnpUn2EqeVHk/VTZuMJhupD3THheftn+QZnNxckVqjGTWJ1XVfHtoFK KqmrAfxKVp09DQJbDxDLNDKQ73Kdeae8KVMqrh7qQd/dQLrOQS3aOBUdIDIQ+JTY hGv/qnvrjHNzE5CHAb+bSV38ISads5HdwHY/MCmfjWsCAQ4daAV/mxouRHKywriD cGYs/FksK2VbW3NmseWjwj6S2b+3HRv4Z/hn2VLoDCzN2nMPG2AzYZfEcWhCbiBv d4dw5Gg6985qa7EEIOVrYS2hZHsfl5MpbgYSJM/vyqtKUwIDAQABo4ICFzCCAhMw DgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAM BgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQ3g2xdBmN0Ox4vvhq3bJDww0iXYzAfBgNV HSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBwBggrBgEFBQcBAQRkMGIwLwYI KwYBBQUHMAGGI2h0dHA6Ly9vY3NwLmludC14MS5sZXRzZW5jcnlwdC5vcmcvMC8G CCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDEubGV0c2VuY3J5cHQub3JnLzAh BgNVHREEGjAYgggxb2YyMS5jaIIMd3d3LjFvZjIxLmNoMIH+BgNVHSAEgfYwgfMw CAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDov L2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0 aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRp ZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQ b2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9y eS8wDQYJKoZIhvcNAQELBQADggEBAJO9NhLdzaBTaWsOcZdYjIxNQIVL8IqoqBcR 8MuvMFRudFAMA+jgF5PzXmHTkAhUk/elH9f9GmlwIkKFFEP6wpEWbtjyDF2VVEe+ eLgw+8TOdmvfT9wAndFTvxw58ong8ehz+XzzvtotCU/FMgK/mNlL9neQaIOPqefF 2yKGij4RuYR9YW28a9+qh4nyqyC5m3erYwb2gQe6OvxEaInglWp5B/Yi82XtEqar 1KeGPqCK7cYl+ZI7LWRRUCAQJ5+DSlu7XTMP80ylPg9n4pQArNzEA28SoRSUjBiR cUvwM9w7yi9sJQmcYSNhvRs1H5qNpr+lRr6QFLP8KLia2XiY7qg= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwfAlIZCg+I3JshsM5JtF KWsevyh8CTUIR02ynV7WfEQFUJXhuxnpUn2EqeVHk/VTZuMJhupD3THheftn+QZn NxckVqjGTWJ1XVfHtoFKKqmrAfxKVp09DQJbDxDLNDKQ73Kdeae8KVMqrh7qQd/d QLrOQS3aOBUdIDIQ+JTYhGv/qnvrjHNzE5CHAb+bSV38ISads5HdwHY/MCmfjWsC AQ4daAV/mxouRHKywriDcGYs/FksK2VbW3NmseWjwj6S2b+3HRv4Z/hn2VLoDCzN 2nMPG2AzYZfEcWhCbiBvd4dw5Gg6985qa7EEIOVrYS2hZHsfl5MpbgYSJM/vyqtK UwIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded