www.dykco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:be:12:19:62:d3:4f:93:90:b6:d4:41:b2:af:df:bb:3d:91 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.dykco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:be:12:19:62:d3:4f:93:90:b6:d4:41:b2:af:df:bb:3d:91
Serial Number (int): 326014565426022551013954077756035581033873
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:b7:55:b8:1c:85:61:03:ef:e6:7b:3b:9f:e4:83:e7:99:f5:70:50
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cf:ac:a9:16:d2:1e:26:64:24:fc:bc:da:77:d2:62:0b:e9:28:bb:1d
Fingerprint (sha256): 26:6c:c6:52:50:58:f7:3a:4b:fe:78:e7:c3:3c:cc:8f:bb:80:eb:93:45:78:c0:42:2c:7d:63:19:cc:07:14:7e

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.dykco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.dykco.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.dykco.com

Other certificates including the domain name dykco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.dykco.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 326014565426022551013954077756035581033873
 . . . . . . . . [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 2020-02-23 21:48:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-23 21:48:16 +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.dykco.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 690302131801368195036296807543881912123390429891040444619300945625491646410735530607275431675740086023602315993389040504473021472980003867205137322409635345769277081023510551086697125135551364480326378452909453694532559769475775676975646082661058999320192177111843470379050818079646096816983771469541162338388016189498483454930624936557572182873061735523525713383192032708989610554223501337952920449890453340280623270774940256272282714994834258814696313486445602049312168713107801538585921727156195592756145216514702850462758834704605193109448097696898395317976479865131862849850120235545437564417998842799261574302974332446339588353195856634550192521325118418180763695085519735326232439109067056577237097198021942301563216277746715443931810316273016839691044881889713044651841541512212967647811410163129328922255517000228767571830102668292987361843740061848551100589533155725292007950233498357560372576806278472409374352495296978740307014948295301561426231138149189009586959014713849253297981598833768889712876791422857495242507198355510615705310115480677496959767787479660801009940215087161493105321285638801738081374649463314600785247993690756665895634704956004658017223633846802186365226921766863755164102183571368784459138734617
 . . . . . . . . . . . . . . . . . . . . [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)
							71b755b81c856103efe67b3b9fe483e799f57050
 . . . . . . . . . . . . . . . . [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 'www.dykco.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)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170743ca66a00000403004830460221008e180400ff92d141126e00f1fb3f2b887fc152c477cf43b98cd4597613dce0160221009970a04a1e4071a951daff27df2ddb9ff9cefacc263268820bce3e30c420bce3007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170743ca658000004030047304502210095bce620d2a5258a32f5ae37256bc0473231e5280a93c4cff59ca45ab9a75a9e02204ea9fefcdf12f29693b1772a49a1b14b7e3f3f259d147c5ce82c12766ab91d8b
 . . . . [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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