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:b1
Serial 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.org

Check 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-----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-----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 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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