dynafirst.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a6:70:0d:c7:e7:fe:1a:4e:ff:4e:21:bb:65:91:b7:34:b1 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): 03:a6:70:0d:c7:e7:fe:1a:4e:ff:4e:21:bb:65:91:b7:34:b1Serial Number (int): 317972675794123454070413823995583846102193
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 93:53:05:fe:ee:90:b9:04:5f:29:34:b7:d8:db:58:cc:38:5b:73:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 09:b9:bf:c7:d3:9b:be:c5:98:78:49:4e:d3:86:70:69:04:58:b9:b5
Fingerprint (sha256): 9b:db:20:02:91:e2:a4:e3:14:2b:6e:5f:55:2a:dc:c1:82:87:86:a2:6b:6f:f5:8c:81:58:bd:c4:e1:a4:32:1e
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----- MIIGUTCCBTmgAwIBAgISA6ZwDcfn/hpO/04hu2WRtzSxMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwNTMzMzdaFw0y MDAxMTEwNTMzMzdaMBgxFjAUBgNVBAMTDWR5bmFmaXJzdC5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDATpmUxaL3xO69F5oAH/+JZqurJgve3HYy /eMxtoZBzjh14biHelkSmnliw4d1Ue9pWIBg+AObS2EUAwPbi2z5undymWkXXImN ptQMfoSbl9+j3xcRQfif1qjTcD5kTmxgxPJTzDHtnjXT79so94UhlmmUgasP9iRH IyFDkF+L41BQa2uWrIMqouSyWB8yQIbLfzQOyl5TlaMDkge9kbERIj4L0ybUGda6 gCZ5TOSkgIKIZB8kJNhBE15iWUS+7MBhH38XkHIyWzGsoUyOfRxL/s/nq7FLnVGs 0yzDG5EbLPnCUfFUoUF+gQLK0z2gF3gYKBtHek7IdY5zDJ32JUHyQSMah/K4YypI vXPWmnnh2HM4wY4dcWw0aiM/gLjUNh1VeGCjRgfvg9wm2dLdwTuFdtjkgjIrtmTU ZX1+Mch5hRtTInF+PHDJH3PHDp+T4EkvuvOjzwJ4Yjip/M1s3mfxQ0UFv9pC3x2u /pcv9oPC9aeffTyuPvayPlAWLXhSrVE9EH3N/u2tyb9sfF3EzJg6DJ2/PGOYurFe FEgP4EmhIs7ooChA4zbYY3fY3btZ2lxApgybYZbSEah/liX/HkHpK3vae5iZTGIv BiTwBn8W1AcDypbnIG8RZoMPmWBZSoK7jQ78T+nbIK3V3fnPiWHXJ/0XKcTlx0Um Gn3Kaw+OFQIDAQABo4ICYTCCAl0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSTUwX+ 7pC5BF8pNLfY21jMOFtzEzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDWR5bmFmaXJzdC5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHx AO8AdgBvU3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAW3D0oZSAAAE AwBHMEUCIQDAEaY6uvjzDVLy6zHnOvxF5bJqiRYXgGYGnhn+FJvbMAIgUfczzOC8 WIO0EWz/zAaW3KFHrBAe8vdn4oxLFHyxHbkAdQApPFGWVMg5ZbqqUPxYB9S3b79Y eily3KTDDPTlRUf0eAAAAW3D0oYfAAAEAwBGMEQCIDGD7DPRaZPKn7Dx+tAMwwe5 s68PGMA2USkvO4MHi1H/AiAlsrBmekZgnk4BAyQkC8UZ59if51nx2Dn3ntaXikaF PjANBgkqhkiG9w0BAQsFAAOCAQEAC4bzkp5ZZrbfi6JeQ067iAY7I49jJ4jWt9XJ x4RS1rcGCXi8nk1yM9O6Be2oauKIi3EhO241ycd9dKBHs/86Hfkm4iB3EjosPDOc UQWZrm3/YVcYUasCrkI4SOfypt4h8d1CsSZ7iks2Q1+65Ss4xh29bqwmwIn5IgjE ufG4V2yFWbI4ugYHrkfdwxAfvHW/KdPbwyTrNxKeVjWJ4IHHNg2ygeqK9st2pb1P kS3UKeBbHR+vDGnOGS7vMty5s27K32ei3jmIsB154cBJGVT6EszJiBAMXAYPKKEc cJ1Z+4BtDvRaGRwF7l/m1Trp48VpyIWSNEacFPy6gprd4Hv2MQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwE6ZlMWi98TuvReaAB// iWarqyYL3tx2Mv3jMbaGQc44deG4h3pZEpp5YsOHdVHvaViAYPgDm0thFAMD24ts +bp3cplpF1yJjabUDH6Em5ffo98XEUH4n9ao03A+ZE5sYMTyU8wx7Z410+/bKPeF IZZplIGrD/YkRyMhQ5Bfi+NQUGtrlqyDKqLkslgfMkCGy380DspeU5WjA5IHvZGx ESI+C9Mm1BnWuoAmeUzkpICCiGQfJCTYQRNeYllEvuzAYR9/F5ByMlsxrKFMjn0c S/7P56uxS51RrNMswxuRGyz5wlHxVKFBfoECytM9oBd4GCgbR3pOyHWOcwyd9iVB 8kEjGofyuGMqSL1z1pp54dhzOMGOHXFsNGojP4C41DYdVXhgo0YH74PcJtnS3cE7 hXbY5IIyK7Zk1GV9fjHIeYUbUyJxfjxwyR9zxw6fk+BJL7rzo88CeGI4qfzNbN5n 8UNFBb/aQt8drv6XL/aDwvWnn308rj72sj5QFi14Uq1RPRB9zf7trcm/bHxdxMyY OgydvzxjmLqxXhRID+BJoSLO6KAoQOM22GN32N27WdpcQKYMm2GW0hGof5Yl/x5B 6St72nuYmUxiLwYk8AZ/FtQHA8qW5yBvEWaDD5lgWUqCu40O/E/p2yCt1d35z4lh 1yf9FynE5cdFJhp9ymsPjhUCAwEAAQ== -----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 317972675794123454070413823995583846102193 . . . . . . . . [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 05:33:37 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 05:33:37 +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 784544238103623876598152190288974596715734395551968413700329489430732659538627395125106715371373800983513419554138801966054440122285180549197445651946732206309421112786620526029097410398195009141914542486396285557007642206547585301786405576789648366091092531121038421408606394943291126259052267825039331080607036468793339893065957127329450643414476536657008114675477822329267922492344950174055875474031240085254583155198295148700590570244392237973097273764747750723905613062795566535430873644865479209250386106658640738602572214242799002081240916299456444185263121986892779011682434513163460877337919613378396065920186104287087475899480402353197448378491180082564485599411794863547711780321658317051774775047839786303726757181606077461879112441646330343975042904555299553974728559667925227260155839165433034426436885475233262422083551608197605521353870339327597014265301219756214661414645661643491848392784568975896310975083818720911415057256843149810958808248746192494843074790006654621737273270676591869212276832565537421251209253278604582328147486734964165461929655011042811533278168019397657514137832325982919728969328513087251139588937743571020158180631598109776641544805443401757816933727727416847067732429068511950038815968789 . . . . . . . . . . . . . . . . . . . . [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) 935305feee90b9045f2934b7d8db58cc385b7313 . . . . . . . . . . . . . . . . [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) 00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc3d286520000040300473045022100c011a63abaf8f30d52f2eb31e73afc45e5b26a8916178066069e19fe149bdb30022051f733cce0bc5883b4116cffcc0696dca147ac101ef2f767e28c4b147cb11db9007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc3d2861f000004030046304402203183ec33d16993ca9fb0f1fad00cc307b9b3af0f18c03651292f3b83078b51ff022025b2b0667a46609e4e010324240bc519e7d89fe759f1d839f79ed6978a46853e . . . . [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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