www.dyna-systems.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f8:3c:f4:5a:16:52:ab:27:91:6d:43:9c:3a:30:40:19:a9 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): 03:f8:3c:f4:5a:16:52:ab:27:91:6d:43:9c:3a:30:40:19:a9
Serial Number (int): 345807907219039524917043793025883896289705
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 20:98:85:4d:a2:2c:c1:f6:c5:b5:51:e7:8c:eb:f8:68:a6:6c:c2:00
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f8:f3:c9:7b:2d:4d:8c:1b:4e:ac:12:8a:a3:ea:87:65:03:14:35:ad
Fingerprint (sha256): 5e:30:48:3c:06:19:ed:4b:e7:8f:ab:33:52:f7:61:2f:f4:42:dd:82:fb:ac:36:01:1f:bb:b1:41:7c:2d:cc:a3

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check 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-----
MIIGYTCCBUmgAwIBAgISA/g89FoWUqsnkW1DnDowQBmpMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMjIxNTEwMTBaFw0y
MDA1MjIxNTEwMTBaMB8xHTAbBgNVBAMTFHd3dy5keW5hLXN5c3RlbXMuY29tMIIC
IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAugE/sVIIhaqhCcNqu8nONwR6
hIHwldTrjSmWQAPtWfz4VGY2tD1K36lka+Tsm+8KvSpuscVQYnAjyGOtbvpoJKXY
Y8qU+EuR84aN+J8rsFfs/aT8ro+q2jtaXEsbXPZWHubGSBEh2nTNZiJh7llhYgaS
VGvQO/DFXGgHo1tvueKgPIh0TZiTMK8ohhwvYiaPNCdkaKxEd9GEXOvi9ZmIE/H3
uaACKnJxvabXeoWyihEDr/jnAW6d5fcsdPVuSb2QW+4952PMmeoXMV0FKNoFTllv
xer32zyKQqsbgCn/5zyrpU902erm6EYy2l0OKD1u6uOO2kTvLM2tZ5OjjH23IjFF
FRq+sXx9EsIlNZdxZT2UuGtNgky3O/2EAE8DFW1CLSxCiQ9xao2HYB5o0YxGqYRF
UKtx+mDK0ySYQwUUSdGz92bpk98a4m5jSIS3gO41XzLCzL3VqalI+Sq08KMBeWaI
TAAFtoRMm0Wl6BuD3j3/njbaZUOmhuY+00uZF64dL1BhTSLa05Q5wqd4UgrLSKKv
y0VzhFZ7Z+it94pKA6HZJIRkh0TmS9RjS41evzRs09QHWSM2bIJhMCT4kr577RWZ
CBFIiYJU/lbP65bzwHskArTw9AHw0PaWAv2VCPQN+V3RtCUXCU7VoZ6VameLGbOa
Awxbe+2S5B42KPdnWB0CAwEAAaOCAmowggJmMA4GA1UdDwEB/wQEAwIFoDAdBgNV
HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E
FgQUIJiFTaIswfbFtVHnjOv4aKZswgAwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3
pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz
cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy
dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAfBgNVHREEGDAWghR3d3cuZHluYS1z
eXN0ZW1zLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo
MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisG
AQQB1nkCBAIEgfYEgfMA8QB2ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3v
i5BeAAABcG2p0c0AAAQDAEcwRQIgS2XqyN79bqHUUoX5ZCekyfO5iCuD7tvGr8LA
W6YJqS8CIQDZNka4PmlWRwuDD6wpmJPAcee1d1+oAoRWiRKl4bN46QB3AG9Tdqwx
8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgiaN9kTAAABcG2p0hIAAAQDAEgwRgIhAL8+
bsgq07qTHKi6+qZgRASD/c20KXwJhTNII+MMz8d7AiEAthYmIjeGk/xMk3tR0vrF
bXnT6rdk9p/TqWKB6zBTngowDQYJKoZIhvcNAQELBQADggEBABsRmlyhK+cisJyC
7ab3k5ZzRRGEDaLGTeAT+15b0FZSSSKDhfZ412ZwsBxO4ZyOvZVvL0bs5D0lKdmj
AX27dmcD4JPjyAvnK6aUm7DhrosuSQ9VzlnR2RjW24nGQzuE+5vzOv7IeOXnCIgp
FnWbC9XZ8DrB1b4Dw2Fxuhibdztptzp8ihM1AVMewcvKZzsyQY5nHnyW7Yi5zTbC
uSGhF4Z0Vtv1AL8zuTk/SPwbKy0orDCANS6Z0KheeuKzjMOwysxp6w/3ia9jtv8a
vY1d5KP0ObDw3WoCVyQ8aoiySq2TPPGsw7ip2RL90fSm5Abr8O3VIm7wo67BMcK7
AqDs9IE=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 345807907219039524917043793025883896289705
 . . . . . . . . [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 2020-02-22 15:10:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-22 15:10:10 +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 758833697656622039705758933502781645447999724348846062285547366844010931827406388522376772977022918056769005620086979942274824072210796360293044113484868301717911731390118440527321396244348672474963987314822457355666538074800264225088855988230943185470222434261744584523654018188997651666681250763232663191551906151906888859961421291349569112595907293230310703292581932049346016505695541327197818320016149971757703676682980623164479034897294731581302523567768574111579120335057962414583514952795379994107532432134486942776146512884518992530128266627164207199322443948936911411739486462290617887872283181931684649697739924084615426364744694903494056493495878563299459582223774542981452806628325015540193147640806407456587104315979916593201064398740320082719043476811073080358830031886611695017055959214250554490192015509673176425266643641518105573783324292699243582018310619038327932042765198730526582805738300430640606414928493714273271717206219193023549470030141945951180792493725542347279118575204056717513183124301264602062447864671776906926222981612994163622344434279339922858483217019736177991123952779070818497372356267390632087028642776139503220407762809328523454352037391550578131668909620280454706385596007819969182977972253
 . . . . . . . . . . . . . . . . . . . . [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)
							2098854da22cc1f6c5b551e78cebf868a66cc200
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001706da9d1cd000004030047304502204b65eac8defd6ea1d45285f96427a4c9f3b9882b83eedbc6afc2c05ba609a92f022100d93646b83e6956470b830fac299893c071e7b5775fa80284568912a5e1b378e90077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001706da9d2120000040300483046022100bf3e6ec82ad3ba931ca8bafaa660440483fdcdb4297c0985334823e30ccfc77b022100b6162622378693fc4c937b51d2fac56d79d3eab764f69fd3a96281eb30539e0a
 . . . . [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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