www.utkj.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:51:1e:c7:f6:1d:d0:7f:24:3e:6c:3b:c1:cc:4f:52:b3:80 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.utkj.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:51:1e:c7:f6:1d:d0:7f:24:3e:6c:3b:c1:cc:4f:52:b3:80
Serial Number (int): 376052930546420303831917344462258522207104
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9b:ee:d9:d7:70:dc:0a:28:f4:ca:aa:5f:3d:b1:9d:79:76:59:0b:93
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 07:55:b8:84:ea:49:b5:3c:92:d2:79:d8:b0:83:ea:28:6d:9c:d0:f1
Fingerprint (sha256): 1c:dd:10:04:76:31:f7:f8:22:8d:fa:92:71:1b:ae:57:c2:2c:a3:40:97:2d:63:89:75:03:e4:7e:62:e7:55:bc

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.utkj.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.utkj.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.utkj.com

Other certificates including the domain name utkj.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.utkj.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 376052930546420303831917344462258522207104
 . . . . . . . . [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 2020-02-19 21:24:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-19 21:24:54 +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.utkj.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 844518001542127706619306031562287477751530831331804146741101805236946868795046673468218973773130936789125660122088901093410910026497064342885938020820988594277718477527072903297175848491654966189230245777407979701785179904733052309791598464046412134279559846365593295607871180856562433849123385302804091404822119005028517341741927196783786742800989170925645332855658212845500999176057830026013647297293337902552551330655289501220785982983063167483321932407457612178579797791417170059691167608147900049425340249379411266269797046539078534159453574775041958473726122189897561709967087130698212718957009709049825979338142139983808523906559771851944505348034791009154381045036349544367406467714570313878725719446856356191597575985596641515980795306487225011985116183895016432307471346122583930936513944088628963069338796487717380299026253289666042216456654932176026701379767042280138400193093756425783563788482153253300423288842637507241743752622057145429376340988122505842939124015468730003845378792248868036464947207096365853343026734742048111419264480959704204985331455911690563239099142305828784662168235368156716331337862459508657573443347560784957700864578614131129798249356849110182394089954746071503188043887337887483472669157611
 . . . . . . . . . . . . . . . . . . . . [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)
							9beed9d770dc0a28f4caaa5f3db19d7976590b93
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.utkj.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)
							00f1007700e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001705f8dd1a10000040300483046022100f9168d212fd59ab3e83c6ab197ef93a96bc3afb714e054459e6298c9d1bb7d85022100cecbe141f9e65b1ea3fc64bd4e061d77f00df311e6dbc20bcdc9071821fa8cc000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001705f8dd1cf000004030047304502207a03cb1402687dc6a7435abd2fe94df26fe6dcc30730e7c148b27d401997f66a022100c4d4fd479ad80425a48b0bcaf184282c993f0158164923bf8e9552b8bfb0440f
 . . . . [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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