www.dynafirst.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:98:8b:6e:56:d2:8d:6c:e8:30:8b:45:ff:16:55:0e:9f:50 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.dynafirst.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:98:8b:6e:56:d2:8d:6c:e8:30:8b:45:ff:16:55:0e:9f:50Serial Number (int): 313245113172300837612574405211062633668432
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 87:07:c3:02:aa:19:da:9d:00:be:07:c8:8d:9f:22:2c:5f:73:29:40
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 47:bb:40:ef:01:f8:77:73:47:4f:dc:5c:35:51:1f:7e:78:76:51:ab
Fingerprint (sha256): 9d:5c:17:c6:99:75:6e:59:a7:b7:5d:da:1e:3d:1e:d4:12:67:3b:e6:a0:86:78:1a:18:28:c3:a3:63:2a:d3:5c
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.dynafirst.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.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
www.dynafirst.com
Other certificates including the domain name dynafirst.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.dynafirst.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWDCCBUCgAwIBAgISA5iLblbSjWzoMItF/xZVDp9QMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwNTMzMjBaFw0y MDAxMTEwNTMzMjBaMBwxGjAYBgNVBAMTEXd3dy5keW5hZmlyc3QuY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2jUnJzSMiBDvRlJnE86qzUGjbw7N YEsMxC5GZr8ayX3q6afoG4Ug4elLbkCMCnTgZ6Mk7KAWPcTuXywTIaS/iDQnWmjm 8sWmoCHl1PEHJqELoCSpeDszCDFzqgCFDqkK2K2sawS26guWxcmWlS5J7zz/JyDR I4XCSaQsYJuzbhzjJddqQE9TrEOiJVCcax2Bl+KXJVlCSXPpJRgpcjBa/ZiefYp9 xjLyscQlboGLdemmfDOteXzDYSAku0SCkfq+zEBUIx0sqRlcNXMpVZwVRt6tcWaa kLey/mzv2p3xW5UdDebJocfDFtdlq79dUsWQ3p4zLhPaT+MmV8sKlcSvNd++Qfu1 1qqIA7oUQx+2yzZhOWeqvrxMnu87Ddyj2Cje0BGaJkE7b6KzWtUJQcZ2nxgIcE2j EWQrQGKCdFKVECxlIgDkt4af5B1T7xvGt+lEyDc99hvJALw05/On6VeENt54tNUO ZjSQkBhATfAdzskStP2wwhRVmNf1RHIvmLYslCSShgKkRFucDXf74wVWaS/TT7Tw DfuUVo+5UbIF0kMVa7fyQKohtzjH23od2+esUJADrRm562TVSveqFBV5RcONkCET mzSZt0FwiDrz2CGs8Ow+cO7LSYqZxp6kSc30rNMJPjkKwkT/SqjuQSzwBgWaT/6/ UGmtt2m3K5jgjekCAwEAAaOCAmQwggJgMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU hwfDAqoZ2p0AvgfIjZ8iLF9zKUAwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghF3d3cuZHluYWZpcnN0 LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQIGCisGAQQB1nkC BAIEgfMEgfAA7gB1ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAAB bcPSRRwAAAQDAEYwRAIgDjFOJK9Yomiuj0wTJPymTNzKydPZIXtb+7oxAQk3jPcC IG125ZARoMmF2txDH3hsSvKozLOTYnmf+7UXF8Lx+p9GAHUAb1N2rDHwMRnYmQCk URX/dxUcEdkCwQApBo2yCJo32RMAAAFtw9JFfwAABAMARjBEAiAuSq2Jhg0DhsMU 6vYCSMDkMGef8W3AQBhLcK4GQaKiAAIgMHMS5j1RGyeXry+yuxOmJ5IDJ2b/wW5D Wvxfq2VK6K4wDQYJKoZIhvcNAQELBQADggEBAJo7ROIf1tnRP318VW7mYDmGnaa9 gFNo63K4VUYlsj5sCgOHuXHFxhrE9e4qz2/cEotFKfM1C4xzpALShBN2r5oxApSc lO2gjDDJuQWE3/8fYJBxJMZkaQC6YPmRrWgD4eJG9QFzB4RZdDt0IsV3xkeTBNFz sc/bFnRUp+a3Op7U/8QDuiBoo04q60FR5xK2M5NEZEiB2lHEeJaBYr8osXjELVb1 Z3oewC5iklj6rIT5JPDP/woVgbF5XuybY2p+NGnRCoN/VHfv9Q/Foi/gbG6hUmAy F6zwr6/WRnjjq+wModjwrl1zf/Rs8cHj3qoB60Y1djz2UBPGFpZ6jQbDSwQ= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2jUnJzSMiBDvRlJnE86q zUGjbw7NYEsMxC5GZr8ayX3q6afoG4Ug4elLbkCMCnTgZ6Mk7KAWPcTuXywTIaS/ iDQnWmjm8sWmoCHl1PEHJqELoCSpeDszCDFzqgCFDqkK2K2sawS26guWxcmWlS5J 7zz/JyDRI4XCSaQsYJuzbhzjJddqQE9TrEOiJVCcax2Bl+KXJVlCSXPpJRgpcjBa /ZiefYp9xjLyscQlboGLdemmfDOteXzDYSAku0SCkfq+zEBUIx0sqRlcNXMpVZwV Rt6tcWaakLey/mzv2p3xW5UdDebJocfDFtdlq79dUsWQ3p4zLhPaT+MmV8sKlcSv Nd++Qfu11qqIA7oUQx+2yzZhOWeqvrxMnu87Ddyj2Cje0BGaJkE7b6KzWtUJQcZ2 nxgIcE2jEWQrQGKCdFKVECxlIgDkt4af5B1T7xvGt+lEyDc99hvJALw05/On6VeE Nt54tNUOZjSQkBhATfAdzskStP2wwhRVmNf1RHIvmLYslCSShgKkRFucDXf74wVW aS/TT7TwDfuUVo+5UbIF0kMVa7fyQKohtzjH23od2+esUJADrRm562TVSveqFBV5 RcONkCETmzSZt0FwiDrz2CGs8Ow+cO7LSYqZxp6kSc30rNMJPjkKwkT/SqjuQSzw BgWaT/6/UGmtt2m3K5jgjekCAwEAAQ== -----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 313245113172300837612574405211062633668432 . . . . . . . . [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 2019-10-13 05:33:20 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 05:33:20 +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.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 890209457939426203415966121329603840467625559248636706641945286878381210136027493799904921735996451255970556790047407647582561660683753864525698751035661086360656226482984372339452987984459812561330605764310226509199941144183332028752098127617175234854936144981723165818826723649638835290682457896417023113362302407127980624675000226178955824975469176602783238155769607941774897166663578928113033101295355579099959507554746576412047488918888751819079884606878075889530037751926797753645177163247429247217110408532114248286451426825711082514261004087256888456731144207220495838775324088874556088879819723771653075722904637003226406031209286900225639172900141274942827865972711551480531253055767723226614647847707597447867447944220447855780039283811584819092047015682298561961890258438576641988619973247967457005458930603522145572654678939991994968976043251628448893385158786182348512516079732444738849717515528755187485483017162345550469203500443371935713917013043561610965545270609449927633600926289223661410067160512976704080409671308084183690761951393186459922194675680543673399787236957064889102269929663044286262129882847113406442533682189354140456279576831255441625382345259353749814945416158620534745225128191115214933972782569 . . . . . . . . . . . . . . . . . . . . [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) 8707c302aa19da9d00be07c88d9f222c5f732940 . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc3d2451c000004030046304402200e314e24af58a268ae8f4c1324fca64cdccac9d3d9217b5bfbba310109378cf702206d76e59011a0c985dadc431f786c4af2a8ccb39362799ffbb51717c2f1fa9f460075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc3d2457f000004030046304402202e4aad89860d0386c314eaf60248c0e430679ff16dc040184b70ae0641a2a2000220307312e63d511b2797af2fb2bb13a62792032766ffc16e435afc5fab654ae8ae . . . . [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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