www.utkj.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:bf:f4:a0:ad:d4:fd:07:3e:03:90:77:10:97:e5:2e:f8:ac 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): 03:bf:f4:a0:ad:d4:fd:07:3e:03:90:77:10:97:e5:2e:f8:ac
Serial Number (int): 326655955801380411854366374824131569842348
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 52:55:9b:be:81:e3:72:92:e8:f5:3f:dc:69:34:e4:bd:8b:39:78:02
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a7:dd:08:fc:f7:ec:7b:17:5e:a1:11:b3:61:41:d9:0b:40:80:67:ea
Fingerprint (sha256): 21:54:79:47:a9:63:e6:14:12:c4:4b:b2:5c:e9:cb:72:8d:25:57:a0:42:86:f5:4d:c7:b7:18:56:49:81:51:46

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 326655955801380411854366374824131569842348
 . . . . . . . . [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 2019-12-12 11:13:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 11:13:01 +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 916615266963302366136624728990038448934871682443068672784588591171575195014539611562220952440394251133741598326321265088796141438286319153500805353868680118966204373980805261336917790448656756714659401612620600914327511798399088512286152503437831974329011524139629925154285743038765249053013433952734373693607040286525105221631266050903442785517299955959878666544472526584394968578851133355073510921194854834976609300533770913704583834338469945593007282236729076213329349122508482917960606797176018857034739713455427797594473620999843179098619774440427470968505782523514296150740285997298832995593011282972931396497119072196799729228376595140180103833553065755075316778876277056480850585787646357665000660327744083082081276468739758119524965945664732864938495864135652805129697701181612527263062044655178805879003239267861474052151198488577735465412470659963123493839456510125108722790878136636206809846459863634192417171580482806304831532952562560521343037133151271212104580686209429303952403522178808337188031390332038849208200606342325762962454737381030865866068530886215071819734672828306853255116595373636577833426707272413117254007745624161210114054249715667218689678257220301008883145160406528745392093688004972233566094836389
 . . . . . . . . . . . . . . . . . . . . [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)
							52559bbe81e37292e8f53fdc6934e4bd8b397802
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016efa06d2860000040300463044022026bcfa0386f055846813c7fa705e06e2e72d814eda6894af2cc0cef10d1e6aea02202cc63171930484305fa3d490688fa1fa3030dea555cb62388e93a05e30f9cfe5007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016efa06d26f00000403004730450220206dbf9321608728e322057c86a23e5dcaa93ba576197eb1a9e273328bb06955022100a3755aebc81e60a3ac79a10d8f4c0c89eee671ec92fa638d9e07764ba51b8922
 . . . . [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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