www.dynaback.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a4:a6:1b:df:42:ad:ef:d8:46:ca:4a:11:80:e4:a3:b5:75 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.dynaback.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a4:a6:1b:df:42:ad:ef:d8:46:ca:4a:11:80:e4:a3:b5:75
Serial Number (int): 404476248469650602271307976206413402977653
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 28:4f:01:7e:39:e4:af:02:37:5b:ab:a6:50:d6:36:95:09:b5:2d:1e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d8:19:92:b1:23:d3:04:31:04:97:ee:38:ef:c5:bc:64:ab:b3:29:3c
Fingerprint (sha256): 58:b1:0c:08:7e:b0:86:28:b8:1f:a4:fa:67:c4:a3:89:5e:e6:45:18:08:f2:a1:e8:2a:00:36:c1:29:e9:87:27

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.dynaback.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.dynaback.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.dynaback.com

Other certificates including the domain name dynaback.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.dynaback.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 404476248469650602271307976206413402977653
 . . . . . . . . [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 2020-02-14 12:32:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-14 12:32:59 +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.dynaback.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 819707412434843273216638036436570812589489408933525171739130164978676062464876751371186799736958511018246524133692386668171010916147811957790124019413647790145348273358657106981592310254980749764728958384434252078609617804767041398975164833287231855105594183344690916064684100371413975552021622617424971792809406254935755386455933500064477823068491369574180974373157934537697245012199165233832687837410479232247031894410069669663994367373357041365640273582217382257886244822796015208816125738168533392279677898724286883347136796926070045087756837236281005011296737314885312753742896912030345729274645202905532202717665393489025903301978610962032446665712446534815386067759675940970295825315022663066264657384767934254043275275872754412743414869147643342271371672672767008552174695619878687447306627713097985599725946051994160176047522016666205375577646784145957585323030202276969588392791493636745164667930512908667136216434415461167229721515356866221550013637569681836673874396516210911167686825120419367401942228580372732544122157055208588982887373772675650469227245825867728543341151721852398524928485535510488334769483165708097620436097983066613632224665488818146677540045816374665155104036525794532330554441877806159755670900361
 . . . . . . . . . . . . . . . . . . . . [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)
							284f017e39e4af02375baba650d6369509b52d1e
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dynaback.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)
							00ef0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017043e70ac00000040300463044022053d4d5954ec18a802dc7ca3b5290dfc0e01cb2ccd8ad81b58bb9239005c2562502205eeff7ac5b5e1cdd13959254a17e5a5740261e0b61d5d49470e0346b7deaf42e00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017043e70aa70000040300473045022100d098256c9e8fe8f30888d4701150dac234c03891a06366274f31122b60b7602e02202eb00b94dfa3ed4f6c3fb5a683aa1338919e0a0543b44366c8d283b52826edb0
 . . . . [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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