www.themountainsarecalling.org
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:65:9d:0a:1e:5c:21:ef:56:1e:6e:d5:4f:e4:a8:69:2a:15 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)
Certificate Subject
CN=www.themountainsarecalling.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:65:9d:0a:1e:5c:21:ef:56:1e:6e:d5:4f:e4:a8:69:2a:15Serial Number (int): 295914118188374123296137047158656619588117
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8e:2e:4c:94:e0:d0:08:c3:6d:fd:c2:04:d9:c6:1c:e2:60:a2:26:08
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 80:c1:3d:56:42:86:e4:a9:e4:eb:d7:d3:c2:67:b0:32:41:96:9c:04
Fingerprint (sha256): d5:23:d5:83:43:38:3d:63:62:60:53:58:22:b1:e8:51:9f:c4:25:df:9c:e0:af:7d:59:da:13:0e:5e:08:72:89
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.themountainsarecalling.org
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.themountainsarecalling.org
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
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
www.themountainsarecalling.org
Other certificates including the domain name themountainsarecalling.org
(limited to 100 certificates)
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
themountainsarecalling.org
www.themountainsarecalling.org
Certificate
The complete raw certificate details for www.themountainsarecalling.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFcjCCBFqgAwIBAgISA2WdCh5cIe9WHm7VT+SoaSoVMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMjAxNzU3NDRaFw0y MDA1MjAxNzU3NDRaMCkxJzAlBgNVBAMTHnd3dy50aGVtb3VudGFpbnNhcmVjYWxs aW5nLm9yZzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAJKpRosOh352 6tDATBNnybHiNBwqtnYY7KSa/2vxjAm6TXZoZ13qhDOWeV43lmbFK7kDkNt8NxUc DMKChlGqsp23jfvEMEkuIdF5MBhGGGIsm4V3DgZDl2B7FLlXVizxDCfrvSGcwhz8 GcWWSHsqKWGs3TrKzjlnXU471s0sUEHuSHEVmzlPocsXl7xUODHK8i6NqYPCAlR8 EvltoV8hNhBnN5WrjjM5fhidWCkYHDcMJdamHamNaeiuHJTHw5fl9l4tIjU2MdFY 1i6lwSvHlINalxBNVt7nRPXhr1gW3Nyf7xK+BBcRg+R9KxnNILY6Kp57wPrz7Dnf UNiOycLqBukCAwEAAaOCAnEwggJtMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUji5M lODQCMNt/cIE2cYc4mCiJggwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo 7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQt eDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQt eDMubGV0c2VuY3J5cHQub3JnLzApBgNVHREEIjAggh53d3cudGhlbW91bnRhaW5z YXJlY2FsbGluZy5vcmcwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMB AQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEC BgorBgEEAdZ5AgQCBIHzBIHwAO4AdQDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0 prCoqo6ycwAAAXBj9oNbAAAEAwBGMEQCIAJ6UxJHY4qP1RTeG8I3FahEyeyn4wm4 ygFyYzk77sNdAiAY464leOHssJ7WVT3kzvwqY/gnYf7L2ZiSdkzgDqCcuQB1ALIe BcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAABcGP2g00AAAQDAEYwRAIg FF3FZ6zrxYNqwk56AtrgqHhjDem7Ne9uyVLv3gFlLzUCIDEV6InuTjqVeZd6oA58 Dw30K1w7JvKKewmGmu7vXJCAMA0GCSqGSIb3DQEBCwUAA4IBAQAtExk9znZ1kgbr kwrsRAxY/2WadiQAv34P4ryvuNBj2vRYm0NDuinu4z8f+9EeQtdXXdLWbR1n8N/V Xlos4QFAENhnFdOo9wjtZ8LuYVGw0xwLKVfk50anKHtyhu0mwlDUyidsRRetw5a/ YroquuOCv8SJ4ZIo2LIaHpM/wb64sNMlfs+wY3HDM1zUEJszqF6WMXFtIBUEystd x6/RgAKEFIDofmpGubeicAOCHVxUXv0pbGADTDV6MVergVsTA61cCORhb6IEw/+n ii/amOSz1DIjEQ7CL8dx2x54nLDVk4+jYSliDZnkQWzlXxjTP76P8A/cwBMvlI7t 9PaXt0ns -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAkqlGiw6Hfnbq0MBME2fJ seI0HCq2dhjspJr/a/GMCbpNdmhnXeqEM5Z5XjeWZsUruQOQ23w3FRwMwoKGUaqy nbeN+8QwSS4h0XkwGEYYYiybhXcOBkOXYHsUuVdWLPEMJ+u9IZzCHPwZxZZIeyop YazdOsrOOWddTjvWzSxQQe5IcRWbOU+hyxeXvFQ4McryLo2pg8ICVHwS+W2hXyE2 EGc3lauOMzl+GJ1YKRgcNwwl1qYdqY1p6K4clMfDl+X2Xi0iNTYx0VjWLqXBK8eU g1qXEE1W3udE9eGvWBbc3J/vEr4EFxGD5H0rGc0gtjoqnnvA+vPsOd9Q2I7JwuoG 6QIDAQAB -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 295914118188374123296137047158656619588117 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-20 17:57:44 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-20 17:57:44 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.themountainsarecalling.org' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 18514265414431167048800130594715414954870459381323579481476706418852918198229620215611010476184051107550216515763081095210261513437777502531891837069042104150986603442197651845397693806157786080447164201711098797363736340111712880755688247681757809582772204029118227313848756648873332971025956818895744944967425204349515613485427914397137712251819129979770944115830585119214860450855784042413477296358522459842714749875012217242355567729754070373926392955549429142425324797515123280609037954317343336007477185296608367039228040861921495005311383535366348301541123657972264418871987727232361000632708836950098156586729 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 8e2e4c94e0d008c36dfdc204d9c61ce260a22608 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (34 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.themountainsarecalling.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017063f6835b00000403004630440220027a531247638a8fd514de1bc23715a844c9eca7e309b8ca017263393beec35d022018e3ae2578e1ecb09ed6553de4cefc2a63f82761fecbd99892764ce00ea09cb9007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017063f6834d00000403004630440220145dc567acebc5836ac24e7a02dae0a878630de9bb35ef6ec952efde01652f3502203115e889ee4e3a9579977aa00e7c0f0df42b5c3b26f28a7b09869aeeef5c9080 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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