www.dyna-systems.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:a3:f1:15:50:0d:cc:ca:a6:c4:1f:0e:f8:4c:f7:79:44:f5 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.dyna-systems.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:a3:f1:15:50:0d:cc:ca:a6:c4:1f:0e:f8:4c:f7:79:44:f5Serial Number (int): 404235624144058264425144498510951144310005
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 8a:51:b0:ad:ef:3e:c2:cf:72:ef:0d:26:ff:19:91:d4:7f:44:f4:33
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): e4:f0:fa:85:b1:30:64:b6:a2:26:43:07:b9:6d:6a:5c:b5:10:9e:63
Fingerprint (sha256): 25:16:46:35:2d:3a:9f:55:db:a9:d7:d0:20:7c:48:a5:a9:00:db:ca:6d:06:a3:17:ec:85:27:28:1e:0f:69:8c
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.dyna-systems.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.dyna-systems.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.dyna-systems.com
Other certificates including the domain name dyna-systems.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.dyna-systems.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGXzCCBUegAwIBAgISBKPxFVANzMqmxB8O+Ez3eUT1MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTYxMjE2MTJaFw0y MDAzMTUxMjE2MTJaMB8xHTAbBgNVBAMTFHd3dy5keW5hLXN5c3RlbXMuY29tMIIC IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2yqQRVPiVwH2efbekRvNo3h8 iGhLe6WCQq50zaTJfkpG8SyK5dWH5svVXEnd240fKq+PRLga4ibaAX7xD7sH5ToD +HcdhBM/XP6Aw56wdRrYn8Y+AQ2WVotR8wgRY3/lQXfsgJerhwLRXu0EKiMJtrZa QOoYQXVgjTxNhPHe7Ty2b3NjiC5fYVAQbW3khWSnWcuRkbO6pcJfUNo9TpYKdaTY osHhZtkIvStNxQWmUFkVP3EX3ZnXifUduy2p3yF/3P1/zW7nvClYJ3bUsh+BeAPg 519gErZqF4CCFXzMnMjUNjBqta47ZBPpjTzGBrGDhxva6lo//u+Rt8GiGyS9/WIW FORV6/Nn1kPxIGOpWnbhy1wprOUixrKutcbfZbTjJCgvk82DtYcSuY5UBtUTi/uR uPQ6Qbof63m2ZFYVj31iHts90RtNJcPe528s+2LRKl3yABhc5j+ofFmZM+ByLFw+ vbCBtpfnO6m2e99Ot05eqtMgi+vIputnFm+3GbiJQKm8o8zj+XlWV65mEXEUVOAm QiQ0S7sTmniZMRJsi2Pd0pfdEUyvBHodAFVShF3YvrRJs91n2Tjs+UAF6joxok4P mIGcvVlUMx6FJdhJfDNyBG9WN8a1iQ0chZQMAUQHKkT/RxOnggmXZGv4lUJCCWf3 oSq6ZpQwP3et8zN3ytMCAwEAAaOCAmgwggJkMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUilGwre8+ws9y7w0m/xmR1H9E9DMwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3 pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAfBgNVHREEGDAWghR3d3cuZHluYS1z eXN0ZW1zLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisG AQQB1nkCBAIEgfQEgfEA7wB2AF6nc/nfVsDntTZIfdBJ4DJ6kZoMhKESEoQYdZaB cUVYAAABbw7aGxYAAAQDAEcwRQIhAPSMSMLWTh2x2PPhI6ZUpivxaP7N1hGzmd4v Pr8eNnBfAiB0AHAqtw+ALVrUe+r7tVN2p0Z++yREs66+BZXVQCOUtwB1AAe3XBvl fWj/8bDGHSMVx7rmV3xXlLdq7rxhOhpp06IcAAABbw7aGzgAAAQDAEYwRAIgcNFs CJIFbEhNsm00eBrABxy0hrK2y/vOyBmQ0fPeOHkCIDMLw5P1DvTodEpcvQfKycQn OuZ6BMxPkR1flJlI1dWfMA0GCSqGSIb3DQEBCwUAA4IBAQCBOYOjmgnDW4HGrrMu 2+cn4hN8pukf8FvkPFiQIdgvIkRUaA3JS73fE2wSaRKfbdDBDOa40ZYNuB4uJlwP 7zrdOw1yLYlhYggKwk/CaKGhNLki3bYgc9jI10VyGJGIoYCzNbx+eV1MY3Cfjl8M H1VaGBBoZkj5J442K7JafzGAW523IZ1j3yQw90SNm1Jv3c4QV5Bcf8sik8ctAMBh SYq1LY/oJOHPrKV1pJo8j64RauHXgRJwYOt+FZJSIKcCmRHwu+jmxLy5blKk0JG7 Upqpv4Oseq7+2wVEPhL2BcJ7tDk9uRBVHGLM9ihVVWOL1zrJ7xFEgEOMaIUAU6WQ 0K5T -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2yqQRVPiVwH2efbekRvN o3h8iGhLe6WCQq50zaTJfkpG8SyK5dWH5svVXEnd240fKq+PRLga4ibaAX7xD7sH 5ToD+HcdhBM/XP6Aw56wdRrYn8Y+AQ2WVotR8wgRY3/lQXfsgJerhwLRXu0EKiMJ trZaQOoYQXVgjTxNhPHe7Ty2b3NjiC5fYVAQbW3khWSnWcuRkbO6pcJfUNo9TpYK daTYosHhZtkIvStNxQWmUFkVP3EX3ZnXifUduy2p3yF/3P1/zW7nvClYJ3bUsh+B eAPg519gErZqF4CCFXzMnMjUNjBqta47ZBPpjTzGBrGDhxva6lo//u+Rt8GiGyS9 /WIWFORV6/Nn1kPxIGOpWnbhy1wprOUixrKutcbfZbTjJCgvk82DtYcSuY5UBtUT i/uRuPQ6Qbof63m2ZFYVj31iHts90RtNJcPe528s+2LRKl3yABhc5j+ofFmZM+By LFw+vbCBtpfnO6m2e99Ot05eqtMgi+vIputnFm+3GbiJQKm8o8zj+XlWV65mEXEU VOAmQiQ0S7sTmniZMRJsi2Pd0pfdEUyvBHodAFVShF3YvrRJs91n2Tjs+UAF6jox ok4PmIGcvVlUMx6FJdhJfDNyBG9WN8a1iQ0chZQMAUQHKkT/RxOnggmXZGv4lUJC CWf3oSq6ZpQwP3et8zN3ytMCAwEAAQ== -----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 404235624144058264425144498510951144310005 . . . . . . . . [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 2019-12-16 12:16:12 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-15 12:16:12 +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.dyna-systems.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 894120348421104710338011186302761929718107000774306010148621473581102574824889610405238724062772167510161505198883926016376673658030319360999893165387669877871923220836969819953697586423728971429128879628497782296923126549870115625621772664495683065520888214930945243553284993647990182698877842557086777876241374828259517432607557681885953114942566461382753025682009350517706556037670644917353467870420315412723627038603133807417730674977167230135014435640873998116368397934520476483032063632978072825909008647347949045097191791222803675043702155403802955023796229559407561935193635144165173830653423687374568371590117346498566599730551411931196185206929779941297591308033997533744378535896075725168739103564273994689155040059713573828232741407218496086870294778943567455128499386181523897661836854704127721117932192213589770497720764201191083540298047897924158878808496074047355892790407052203548809593634635195403981738971727553966772307109408243174829589835102078950727304811587769138532588169583699123286621699936000981425820619467810753368331640795996065925302847883343554091922787764900498853700869237672422058992238179585397574572879129573976104684540185840151867618744097730324460657195908291032419044905021789632181485161171 . . . . . . . . . . . . . . . . . . . . [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) 8a51b0adef3ec2cf72ef0d26ff1991d47f44f433 . . . . . . . . . . . . . . . . [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 (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dyna-systems.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) 00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f0eda1b160000040300473045022100f48c48c2d64e1db1d8f3e123a654a62bf168fecdd611b399de2f3ebf1e36705f02207400702ab70f802d5ad47beafbb55376a7467efb2444b3aebe0595d5402394b700750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f0eda1b380000040300463044022070d16c0892056c484db26d34781ac0071cb486b2b6cbfbcec81990d1f3de38790220330bc393f50ef4e8744a5cbd07cac9c4273ae67a04cc4f911d5f949948d5d59f . . . . [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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