dykco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:73:3d:2d:1c:f3:d7:25:de:14:e9:58:d3:0e:17:a4:b1:1b 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=dykco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:73:3d:2d:1c:f3:d7:25:de:14:e9:58:d3:0e:17:a4:b1:1b
Serial Number (int): 300550647139516674622981223801874450526491
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 93:e6:b5:f2:1b:ad:95:75:8e:bb:20:86:7d:ed:f7:e9:ea:22:1c:32
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 14:1c:5c:32:5e:68:11:ec:67:34:99:61:86:c1:f0:9e:67:7d:69:88
Fingerprint (sha256): 5e:3b:e4:ea:11:9e:5a:e3:0b:6f:1a:03:96:01:a8:6a:6d:28:04:7c:3c:de:1f:79:18:26:84:72:e9:79:69:ed

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 dykco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

dykco.com

Other certificates including the domain name dykco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 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 300550647139516674622981223801874450526491
 . . . . . . . . [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 2019-12-11 19:33:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 19:33:37 +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 '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 874178838282387096402467898627964703446640550173267599722707731729962946268848434353888434901957317321273702846257018725999439518260978627796837966651946264176596626291963054404313245394760675286535086874641405634153522944629528921200030283624508631858742110763945022942038784330458544800562202884294526288142790341865131101540493103949335430405781719557062050281045600466424144509811906417428146735414652367877473958588847890148565281551721729735890518342588853887092330736618535442090362974710224562589756364013509259076213335612955865277710157899587181773708517098945489134221518025050974841787133466545342162940446130257979672424317478308785727222680067029651381934624749772376896867379042543084821623218779852091604429566077577261563741250401100754989303064482805951830482645705168780360853539763022705261305067511713493133694763647343004348363855924489870243636551717208277539232033658842414661741046741453631506440330128556595230604923115948111645775826709844995113378811621413114118040165771591440494915962257486813611618954130085868733782323368918015357961105889140283967728667762024415795887124057888781634332372352013045273197877032914854807130568607735431047752901227711304274416552097761906530909118747430339774387115211
 . . . . . . . . . . . . . . . . . . . . [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)
							93e6b5f21bad95758ebb20867dedf7e9ea221c32
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef6aac64d000004030046304402201e14fcdb24cb3d1783ea35802f5fc841ed330aeb923200cb7cba269ea9c9f14102207df4be04d499173b964a74a65a5b74e252470adb4c9aa92ce8175e5ae0d62ad80075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ef6aac612000004030046304402207b0d993416a71cbcc91051d6b7f238cb6ebbf3c213f55225b5c4dfd42d5e6d33022036c78f7778c890422bc90df05b4a5b5d0dd71d89f4512bfebe9ad31f44640ff2
 . . . . [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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