readingsapp.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:01:31:f0:b7:66:bb:7b:68:45:23:e2:e2:3d:61:55:31:ef was issued on by Let's Encrypt.

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)

readingsapp.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 03:01:31:f0:b7:66:bb:7b:68:45:23:e2:e2:3d:61:55:31:ef
Serial Number (int): 261743522205061440571562786561649374736879
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 01:41:a7:46:4d:0e:2c:21:6f:d2:cc:a7:d6:d4:48:dc:cd:40:85:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f3:dc:b6:fa:2c:3f:79:11:44:45:02:30:e9:04:9a:c9:cd:91:28:81
Fingerprint (sha256): 00:00:4e:47:09:60:b9:9b:a6:07:b8:24:12:85:e9:da:d8:1b:77:8a:b6:4f:d2:4d:01:4c:93:87:16:d5:ca:b6

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org/

Check the revocation status for the current certificate on readingsapp.io
1
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

readingsapp.io

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFADCCA+igAwIBAgISAwEx8Ldmu3toRSPi4j1hVTHvMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNjEwMTYwMzE0MDBaFw0x NzAxMTQwMzE0MDBaMBkxFzAVBgNVBAMTDnJlYWRpbmdzYXBwLmlvMIIBIjANBgkq hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAubiOS0n+0rmjHGHaW3YhCplzH8UzQWu3 jIFz3lntmU4QlfLJLnFa2ItjqFrgJhUH6Ui2rjataRf8YQRSIMEGwq2WsG+yzHDW myKxoLgx/bwndqEkHPKkq3DUMgaJ40YkPOOzICqUyXJRVyyRWDynZyfGf0b3eWyZ EpxJi0QYwcXEXR54hoYw3K+NECgIqe+n0Puv7IIhuXuEaYoBz2raHiz+SgGNVesB juuO7NA+IVMHEZZmS2s3a3vkfYKgKIrt03R4NoUMcbaLemka9XpUBj5QaOvA7Ceg 9FU/n2/lPnD5uZ1fYgEhSC+ubQDWMRcHlf4SK6ayJ3qvlvlQBdKP9QIDAQABo4IC DzCCAgswDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEF BQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQBQadGTQ4sIW/SzKfW1EjczUCF pTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBwBggrBgEFBQcBAQRk MGIwLwYIKwYBBQUHMAGGI2h0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5v cmcvMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQu b3JnLzAZBgNVHREEEjAQgg5yZWFkaW5nc2FwcC5pbzCB/gYDVR0gBIH2MIHzMAgG BmeBDAECATCB5gYLKwYBBAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIGrBggrBgEFBQcCAjCBngyBm1RoaXMgQ2VydGlm aWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVwb24gYnkgUmVseWluZyBQYXJ0aWVz IGFuZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9s aWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkv MA0GCSqGSIb3DQEBCwUAA4IBAQBrwIt9I/DhC2heIHgkFLPAUSlmxtRm2p1ndp5n 2NxJM/iQa5J6F+FrVYdtqtWiRJtatmTNDPe7doAFx3K7je5va9T3yLeYZ5ruFQUA 6dtsz+qR2VH1AKRYC4Q3uN/wOcDqQS7IPr53lHvZWCH5i5mEjYzy4XyNm99la48/ nXQ+Lu05q8iV3+fzb1e4+ZUu4ifod6BtWTEyeH/RPngekV3YCNAUUMJyNEBsvw1T uEhr0o84wZK5oOOBy+XFt4TXqWnTKoBvKzdRu/q9sXCmocaqmUa3sUlVtp+nA5e7 AhBupcVWnxfBSs/odtnnM6bztLWgcUNdlcS7tiRZdoAAjtwc -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAubiOS0n+0rmjHGHaW3Yh CplzH8UzQWu3jIFz3lntmU4QlfLJLnFa2ItjqFrgJhUH6Ui2rjataRf8YQRSIMEG wq2WsG+yzHDWmyKxoLgx/bwndqEkHPKkq3DUMgaJ40YkPOOzICqUyXJRVyyRWDyn ZyfGf0b3eWyZEpxJi0QYwcXEXR54hoYw3K+NECgIqe+n0Puv7IIhuXuEaYoBz2ra Hiz+SgGNVesBjuuO7NA+IVMHEZZmS2s3a3vkfYKgKIrt03R4NoUMcbaLemka9XpU Bj5QaOvA7Ceg9FU/n2/lPnD5uZ1fYgEhSC+ubQDWMRcHlf4SK6ayJ3qvlvlQBdKP 9QIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded