dynafirst.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:e9:7f:4f:fc:4f:a1:8e:e6:85:3b:74:fe:ab:24:34:2c:ce 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=dynafirst.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:e9:7f:4f:fc:4f:a1:8e:e6:85:3b:74:fe:ab:24:34:2c:ceSerial Number (int): 427904162484012401942200762636581354089678
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 31:26:e1:65:72:12:25:53:44:c0:b2:15:34:0b:ae:94:2f:f2:8e:ca
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 4b:a1:b8:53:3a:e4:91:33:b6:d0:35:9f:8d:a8:39:a4:71:59:43:80
Fingerprint (sha256): ea:33:f4:a7:b4:ed:47:28:54:e4:f7:a7:7b:2c:64:5a:fa:6e:49:f5:2f:3e:44:38:8d:87:be:e7:82:78:47:0c
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate dynafirst.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for dynafirst.com
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
dynafirst.com
Other certificates including the domain name dynafirst.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for dynafirst.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUTCCBTmgAwIBAgISBOl/T/xPoY7mhTt0/qskNCzOMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTUwNDI1MzVaFw0y MDA1MTUwNDI1MzVaMBgxFjAUBgNVBAMTDWR5bmFmaXJzdC5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDmlBICv7iahUE+SlkmbGJLrad0mQnrfIVu ph9UgAgRVt0It0pCgB0DgRqquWffd6xk2dGaC2xvOBKTyrv7tepB/TnT7YPVtIDu aMXtkSqbf3b3U8ftOY2KwWiSI1GofSHVTPpWBf25GxCWCu2F1YhoaEvMRdYOZL+E 6g66HSw9kIJ4WxZV7RVjyqBejBBen0A8KQh3Dpew13GLd0rsseGz4FMAdK3HMAQu wyu/ixeQZQbBgH8qahCQwnQ2x5fDxwNQMdpJwddsidb5PXG83rGl62qzNX+v4nWT wM+bZ2C0AVs/ErmJoGB9kW3Pqi4fVE0Yu2qhpIApPx6bF1IBjgqH/qpfwbwbfkws lo4Hz92OehjxDR6mnU12yEXcFcMgSN2jX9EhYv5Ltxp1J1tBNWP845E3oDgVstLo odzA7C73otPcieMTqxeOWxaFpBPIlSD6TNhbFsglVtXMxc4AA5gtll1ufSr47cYg ixMHRE7lt0zg3jEsbt0442E1VRk6Qx5w7w6Ethhx1aHWpImy91vTfP+oB1MNTl4i riSBK7sbNZBwdPlH5h2zCogwjihlXTLBnxkF54MT6woCo6g4S6/cLGp/LnibL4Be 0on5tIK+AQca7DDlFYyw1vhhJBC0p6yW6gwyLMp7GZOgYF4/Ozw28CD7srVEn+Sb xUBNG1xlbwIDAQABo4ICYTCCAl0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQxJuFl chIlU0TAshU0C66UL/KOyjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDWR5bmFmaXJzdC5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHx AO8AdQBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAXBHTyxWAAAE AwBGMEQCICWR7bhXMDqE1QKhTCOqMQuAf0ChMT/5EsLEj7beew37AiAHeLXuX+QD y/wlWBdyMq0Hu+58xQVuXKqzb+qDvSBoMgB2ALIeBcyLos2KIE6HZvkruYolIGdr 2vpw57JJUy3vi5BeAAABcEdPLEcAAAQDAEcwRQIgfkliXD9Vfq1ytErrloDC6TkG yT2TJzMOH7NAPe0oXHgCIQD8Cl0Y7qL2W6xHkfc+UcIlC2bDsoUoUHHlc+Zd/Ocb 5jANBgkqhkiG9w0BAQsFAAOCAQEAJOqrAeaunSLL46oV8ZIur8htzjjNxER/soBj 7r/3tsxkW7xm3l6h5JGrhaYfAWA6xtTpjPqNn+DKm8wlzsETCUltL6BPmCi6ngIL bFjFfsYgQkHAskgt+yXhpmQKIx8eqPUmUnIs25mKYTO/OlOK9W46Y+S3y7Tw8OR8 ZJOEx0LyNVaWG9tdKCau5Woi4XVl8qa9Vt7yl7TR04wpTLHvzzX9c3fbHPONMWX7 4UOQQ62CrXj1Arz9dguOqpS+KkDASSBXE6UTEwjrHkox+5zSP8zrlu2cM63XdceQ JuBURYTNEdAlExdRo+sTKGaDcwo2pc9/JH4ngzECsYYeXXU9Aw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5pQSAr+4moVBPkpZJmxi S62ndJkJ63yFbqYfVIAIEVbdCLdKQoAdA4Eaqrln33esZNnRmgtsbzgSk8q7+7Xq Qf050+2D1bSA7mjF7ZEqm39291PH7TmNisFokiNRqH0h1Uz6VgX9uRsQlgrthdWI aGhLzEXWDmS/hOoOuh0sPZCCeFsWVe0VY8qgXowQXp9APCkIdw6XsNdxi3dK7LHh s+BTAHStxzAELsMrv4sXkGUGwYB/KmoQkMJ0NseXw8cDUDHaScHXbInW+T1xvN6x petqszV/r+J1k8DPm2dgtAFbPxK5iaBgfZFtz6ouH1RNGLtqoaSAKT8emxdSAY4K h/6qX8G8G35MLJaOB8/djnoY8Q0epp1NdshF3BXDIEjdo1/RIWL+S7cadSdbQTVj /OORN6A4FbLS6KHcwOwu96LT3InjE6sXjlsWhaQTyJUg+kzYWxbIJVbVzMXOAAOY LZZdbn0q+O3GIIsTB0RO5bdM4N4xLG7dOONhNVUZOkMecO8OhLYYcdWh1qSJsvdb 03z/qAdTDU5eIq4kgSu7GzWQcHT5R+YdswqIMI4oZV0ywZ8ZBeeDE+sKAqOoOEuv 3Cxqfy54my+AXtKJ+bSCvgEHGuww5RWMsNb4YSQQtKesluoMMizKexmToGBePzs8 NvAg+7K1RJ/km8VATRtcZW8CAwEAAQ== -----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 427904162484012401942200762636581354089678 . . . . . . . . [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 2020-02-15 04:25:35 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-15 04:25:35 +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 'dynafirst.com' . . . . . . . . [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 940677801047603315430984739186897494039852971902553317126053346281698422273595437863763100264625394025086577254073117894912884056417065189644226498502932299317026702216474163301861562165530802721222011698064798103247755945815569156955662030944145700808662002373460216256615403860870913481370244167125403023447639784383039417674820660445570242435748267767811020984837776628170058252037550503641734152549556288328180233404373233935493369219300163749181608103735799871307054031557048528408606249569470751500827497863599274444628720310288526614085592950211952524694195676084958427020634316205721589255499096395949054541584309816208781882227219182862859105580457657633450216343811892758087632271834886094370874060727226141330593595511214627299315834642402323287032134311783756312926203822308838323892323207756279649547651943183893241334272524767104834109579870413524946558905209958074051583987762096219575194239261987698883253738251263921060411758032712505371005538110033188837023604713044881321049711766211858558604343504967093241764448122802376208609165370654282483731210396273096583045558018185906550329057803676500876855514628135408035736810053026112094992411765071895322935471515968205516872195340410669368924555940531661687754614127 . . . . . . . . . . . . . . . . . . . . [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) 3126e1657212255344c0b215340bae942ff28eca . . . . . . . . . . . . . . . . [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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dynafirst.com' . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170474f2c56000004030046304402202591edb857303a84d502a14c23aa310b807f40a1313ff912c2c48fb6de7b0dfb02200778b5ee5fe403cbfc2558177232ad07bbee7cc5056e5caab36fea83bd206832007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170474f2c47000004030047304502207e49625c3f557ead72b44aeb9680c2e93906c93d9327330e1fb3403ded285c78022100fc0a5d18eea2f65bac4791f73e51c2250b66c3b285285071e573e65dfce71be6 . . . . [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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