www.dynafirst.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ae:b9:d4:ee:29:bd:96:f9:c3:11:92:c9:75:06:f5:07:90 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:ae:b9:d4:ee:29:bd:96:f9:c3:11:92:c9:75:06:f5:07:90
Serial Number (int): 320793002416198766919822543750110341564304
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 67:bb:fc:0a:c1:df:97:b4:e2:b7:5c:b7:99:95:89:d4:bf:4c:67:09
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c8:29:d5:10:3e:12:5f:63:86:08:78:65:2f:75:67:4d:68:87:be:aa
Fingerprint (sha256): ea:8e:7c:46:b4:d1:2d:19:5d:53:dc:68:46:e0:84:d7:1c:bf:b7:a7:bf:40:fc:53:43:92:5f:e5:af:c0:13:5d

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.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-----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==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA3sKcpuN1KCvuKQzxZ6IK
OIflaMk7ohtiaejxL37KaTXkGdOqZ0ZAANMrwAQytBGF+yYZJxaUCwIThk+Ov85S
QUeUGS7RUWY3JN4PaPHPQ6Ya/m9gU1QSk9QC3xUSaPXCtRMT5jfI4l77tUtuMocp
pIgBRpb7/u917aEgrGpWV0oq9V5N8B7BtJdxvOGfQ/CbsH91tXqyO/QLYxamSzET
3wJN9PVsuPmgPem8yhUQdLmy3K5gVCTGA4/yOD0JItzAr2E6xQWy5fkqcIfrxrLQ
1Y/QPzlxbrNCaN2TRNtNNepLQqIXJJzVIQ8I/KhsZGvZPanpQCHK+SFrGHLbYQTP
En5z9FcixaeMGREQ4gomYwpfsPKjbgPksqM4eoIt1wA+8GGjEuv/PYCnkafG6bGk
C/ZI9oPaLbqqqLI/CgrSEv7x2zQ85cz257aYFyMcYO9KkMmq1HaGut7oeXfZImWA
DPbEkWViSdaSuNzlIPPi0B90XHsqEJ+RTJhbE9itfiJa6rRZXYZpqrlq3d9IipOd
dYl2KCHL59IuvY1NoUObMXh6dCQUwg7EtYrqov76PqtgU5tM94rJhjqI3niiQuCT
jCL0Wu8I/j2b7adETCCfvcru6pBW2BOYTtmxMxJs30qBsyQurfsTOznTI9ss2CIO
UwH8o5UP8NawmgVP20Vtlo8CAwEAAQ==
-----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 320793002416198766919822543750110341564304
 . . . . . . . . [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 12:16:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-15 12:16:36 +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 908782340019143403814375746543469361789389370053473703755194424624833308833027991628075074105846810342331152644027001970437236370795366260218435556059894448059093441606201304671486900729462378795239903530433168405920947432988342172064418658553929529762048674384222345949818784971313459574424300369443972167816215578517647722465397244166770355582091666127404750374889413396941735260318762023832570798547371378797103553246606347027992112420425651828824444207761026884443690784448827244525521684242658256955734037527310901723070980094957514573990503413593017919743462215791207009196717709438893700755631767660338385817333946935503876895430509154741206257698635008855468560088193211380141155833979116666753376450241241273287425663594607632522522923292432661461572965263450279312470033474265750863508772716614057545669882811897922348062401569145704303999635031889889834720942794328961607060690629982247289892706123441498395305572452079340752370426459141050768345466159307493040212496272301831653977687328286676711918418178664762172223105813683742921123631910241768932731410628506320375324598453969863202176724093495035832501704664344502964857781186804569141208691936571823333502172196300928043175246637071085460282799250389130661977757327
 . . . . . . . . . . . . . . . . . . . . [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)
							67bbfc0ac1df97b4e2b75cb7999589d4bf4c6709
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f0eda7a9b0000040300463044022064c0d6b56f98aa889ff2856ceb52dfe89b90489d09a3a79c153624101003a8500220367d52cb0da0d80cca8ffacc9dfa280c8d541e6d5dcf251fb2a6b9f705c89cee007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f0eda7a710000040300483046022100deb3a55cfe05d23aa514ad3db3d3cdc251c211fd3328de2db73a6988d769b85c0221009136a81ae3cf885acc9b695b49d9fd7f065803c03d8f1928d3f8da7e799802a0
 . . . . [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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