massa.co
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:3b:93:9a:a7:3b:b3:22:74:46:cc:d9:f9:9d:e7:d7:b3:02 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=massa.co
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:3b:93:9a:a7:3b:b3:22:74:46:cc:d9:f9:9d:e7:d7:b3:02Serial Number (int): 281609716964605011148489443264020746842882
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 77:a3:90:68:96:c7:29:8e:8f:cb:32:40:39:99:82:28:3d:8e:8a:7e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 46:b5:41:37:f6:ca:09:91:c2:8b:c5:90:74:3f:ca:19:3e:e1:d4:66
Fingerprint (sha256): 7b:cc:d4:7e:37:ea:45:26:36:f1:d9:69:40:e5:44:88:7c:34:48:d3:59:6c:9c:4f:16:9c:10:82:66:35:3d:69
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate massa.co
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for massa.co
Public Key Algorithm
RSA
Key Size
4096
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
massa.co
Other certificates including the domain name massa.co
(limited to 100 certificates)
Certificate
The complete raw certificate details for massa.co in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSDCCBTCgAwIBAgISAzuTmqc7syJ0RszZ+Z3n17MCMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA1MjgxNTUwMzZaFw0x OTA4MjYxNTUwMzZaMBMxETAPBgNVBAMTCG1hc3NhLmNvMIICIjANBgkqhkiG9w0B AQEFAAOCAg8AMIICCgKCAgEA0naQf2qaVV4J6Bkr5xzFLRLm29+3oM1VDqZrTyJU +zl5HdGdf7t8hH+Iq/NpXj/7Qsu2ha6ChgELK15HpqcW55Dayl7a3AUXFCAqF/8E gwFscebHkdr6qOexzZd/DtTdkolFXLEsD40j+l6pjAHHNDg/k7y8kyz3+rsNnf1g 0+5gfiqHAlVsKghsrnf012LKp985U/6V0H7PbYiCvCRI+r9XKoBJc2dAaEWrkYpY ODafy+0GWZLhBNE3VApiHbGYPgxNSRIwIZ0tDq16XSf5T9rvvGpB5+uCYxsP0LVX yApVSazOUlgpJstNpLFgFT8OMJklYQAhXdSUJ3yKDdEQA6PT1Kxxm4mE/m7aprJD W6sYcWbawg6f3vA9R8+85rJB1Mk5rPFJmUxI5Uyw1OFrrczuaZt0loQFFm/TX7e3 8iKjK+vyXzHOks+DqlBEHiPF4xyt78nI9uP35AAquYqZrRzj8uOqbiBIkCJiHESV fslidgOenI54DCS62a8PWAYp05z7U7x6yJKstmGY1xh6u9vgnC3KtHkLgGaZddjB r0fPrCwXcHTmPSR2cC5NW904/7tDega+uR65viaQ1u4Abo+DZBWBRv4R7sc7NzCf JPuhy2VtQFQNjb3ABclJSkYDkYiHgvhJOqIyoN4hHEQQzZO8h8Ccj6h1WOf1d6Kp 08kCAwEAAaOCAl0wggJZMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUd6OQaJbHKY6P yzJAOZmCKD2Oin4wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYI KwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0 c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0 c2VuY3J5cHQub3JnLzATBgNVHREEDDAKgghtYXNzYS5jbzBMBgNVHSAERTBDMAgG BmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3Bz LmxldHNlbmNyeXB0Lm9yZzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2AHR+2oMx rTMQkSGcziVPQnDCv/1eQiAIxjc1eeYQe8xWAAABav9ZzqUAAAQDAEcwRQIhAO/W eOenAZKh4cssrBpW2UpKih1hedHA26z5vzqkkHW4AiA+soWJzh5e0Kth9+fdVzpA MZ7VYLs0aHMaiYt8hA4rKgB2AGPy283oO8wszwtyhCdXazOkjWF3j711pjixx2hU S9iNAAABav9ZzskAAAQDAEcwRQIhALDbbIKSvr10OXnBwqWxYThvjz2M+DnGmIQe x8cqgXubAiAeet5ZX/cZKX58pclQvKCOWX2q3e9rHyCC7NWy7w/1CzANBgkqhkiG 9w0BAQsFAAOCAQEAG5/+X1KJDW1jKm1yI0cdmn/h5JnxkZNkDzzUyOnHTNzMbxue a8mCglaX8UvWTCEZvVGLoXbuC9Im2n6EsJ3nkvqFcaB86iaXdUDuZljmeD5BoN1l 78wiefxQZRoSMSHxW4l21pDDkGFE4jN82ijSUCQMtgY++m0DeGudPygXvrznIgp/ 75am4fe7oJ39Md6D3+dDIgIpSU0BkxVi4Ca6ARRbB0K9zxbL7EEbeIWqVyHPQWB8 sKet4OzC9RUV64bxKvmy1d4z/LXXvLNUuqqyTFLflJGMw/yL15RyAKNRti2zt3Jj +CoBySonr2narLwP+6LmsrvbDp+dey1Wnz95YA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0naQf2qaVV4J6Bkr5xzF LRLm29+3oM1VDqZrTyJU+zl5HdGdf7t8hH+Iq/NpXj/7Qsu2ha6ChgELK15HpqcW 55Dayl7a3AUXFCAqF/8EgwFscebHkdr6qOexzZd/DtTdkolFXLEsD40j+l6pjAHH NDg/k7y8kyz3+rsNnf1g0+5gfiqHAlVsKghsrnf012LKp985U/6V0H7PbYiCvCRI +r9XKoBJc2dAaEWrkYpYODafy+0GWZLhBNE3VApiHbGYPgxNSRIwIZ0tDq16XSf5 T9rvvGpB5+uCYxsP0LVXyApVSazOUlgpJstNpLFgFT8OMJklYQAhXdSUJ3yKDdEQ A6PT1Kxxm4mE/m7aprJDW6sYcWbawg6f3vA9R8+85rJB1Mk5rPFJmUxI5Uyw1OFr rczuaZt0loQFFm/TX7e38iKjK+vyXzHOks+DqlBEHiPF4xyt78nI9uP35AAquYqZ rRzj8uOqbiBIkCJiHESVfslidgOenI54DCS62a8PWAYp05z7U7x6yJKstmGY1xh6 u9vgnC3KtHkLgGaZddjBr0fPrCwXcHTmPSR2cC5NW904/7tDega+uR65viaQ1u4A bo+DZBWBRv4R7sc7NzCfJPuhy2VtQFQNjb3ABclJSkYDkYiHgvhJOqIyoN4hHEQQ zZO8h8Ccj6h1WOf1d6Kp08kCAwEAAQ== -----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 281609716964605011148489443264020746842882 . . . . . . . . [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 2019-05-28 15:50:36 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 15:50:36 +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 'massa.co' . . . . . . . . [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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 858614710266809448731952585017704857079183870171507320139789495425834399941185211091210050084493510458227227257754992226472755449210799256702750175623896546702099226095804754056162088956381205307774949449870792932649751713172475964227474361749984346186358945754545848060901976328512883031901135124483964402562538853880745936766185580872621072069972389470958255264338705423019803720118614354511995374093434823161925679740530276863165466703248199686337095261768683735627630483831051499006117096654931559890597074342803694851720194437380407336998359863338677477626490737252370517885196727096228026172966409814981413877620554160421548178994981011712733919210474621833761698440966305494045267727194141729570332288993369329801501241683363551409256037276328536317703261456226848052392146044985594121166665764088902444138569197533207344619426832267319478677382521566878203730633486101012126975802439775017531497576199783181684275843360820312431396750407194974890271182672915953338884420174651150667091698556225347508479852305973881409884038736750613712789889898125259895331108080323867692424195937620920861935349286611970952912085229789684917895438917958135638693838083106854844712324576942832091198828958654940931691513553579881778077357001 . . . . . . . . . . . . . . . . . . . . [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) 77a3906896c7298e8fcb3240399982283d8e8a7e . . . . . . . . . . . . . . . . [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 (12 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'massa.co' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016aff59cea50000040300473045022100efd678e7a70192a1e1cb2cac1a56d94a4a8a1d6179d1c0dbacf9bf3aa49075b802203eb28589ce1e5ed0ab61f7e7dd573a40319ed560bb3468731a898b7c840e2b2a00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016aff59cec90000040300473045022100b0db6c8292bebd743979c1c2a5b161386f8f3d8cf839c698841ec7c72a817b9b02201e7ade595ff719297e7ca5c950bca08e597daaddef6b1f2082ecd5b2ef0ff50b . . . . [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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