dev.vu.city

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6d:00:c9:e2:d6:84:1c:00:25:c0:92:e2:22:82:7f:7d:03 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=dev.vu.city

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6d:00:c9:e2:d6:84:1c:00:25:c0:92:e2:22:82:7f:7d:03
Serial Number (int): 298428684042151881032978722095975635057923
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ca:b3:56:07:97:e3:07:57:b0:b9:a9:28:2f:c4:5d:a4:1f:4c:29:30
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f5:c4:5d:50:e9:4d:f1:e3:dc:b3:fd:ce:69:b6:80:c7:70:86:c1:72
Fingerprint (sha256): a0:40:3f:22:6a:fc:31:7f:4e:1b:47:a1:79:75:b2:cf:40:7e:32:1d:e7:c7:be:4f:62:a3:77:b3:9f:55:3e:54

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 dev.vu.city

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dev.vu.city

Public Key Algorithm

RSA

Key Size

2048

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

dev.vu.city

Other certificates including the domain name vu.city

(limited to 100 certificates)

Certificate

The complete raw certificate details for dev.vu.city in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtTkweOHRK3x0DUMTxT2G
/wteaug4KBLtLPrce8sEvtTU0u41lqIwC7DExDwFbSK7qMK5rXUgySP+UYBpGVEe
TWdiMKgIh7n8xlQR+aGKmlxMuFwwWHw/RTixgQ9iLyKrcJgp1JvFUJH4HklSiZiH
yZQlvUyJXY4dpGVYOEFy1ip1Mq67pwNXLbbOjc9ocf7kOKLPQO75qVNbyZZthUWS
NfgkQ8hjZ+VxC2VOhvqQ1QdSSzzMJSoEIpK7omkhH9IXWmqXtiZSghTFx1QIi4/p
EWTwNBikcjakkwJUJnVC1uwV2DY8SbE7C0EE3HdFXfrM44Es4iUcf1DGe1IXNUk3
IQIDAQAB
-----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 298428684042151881032978722095975635057923
 . . . . . . . . [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 2018-05-17 10:56:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-08-15 10:56:25 +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 'dev.vu.city'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22877334315706696868437574207354131590225149030832082878445273095764341629167392233655605226025292424805324747162252710617717845299281651887610356006599264721602830180684406331167877501687437972888230992191361141080008518446143687736973229667519866847219453812138772156571974495023396508957971145652002146638938278938080875667040819222654283619592520600898944493429880269336206717040394985194744251530356087794561198391877460396445336254133734354215049251264510596656191277649265658676372618203033287320814244622139061492222008096314525731941434733588987081509382876073080138461143224564985827164549098070707079296801
 . . . . . . . . . . . . . . . . . . . . [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)
							cab3560797e30757b0b9a9282fc45da41f4c2930
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.vu.city'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf64000001636df557cf0000040300483046022100ce20c034a56f9d8a847ead49f33f72c3e8cbbbe1fe696f49ac8db3d6ee948709022100ca1c140a7611024063200878cbfe08c06c69d9f4fea606b249b3c8da41a1413d007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001636df558bd0000040300483046022100a61d27b42f7a59f9ec957d1157cc7918b41ce81e0b2b1be42f1f13f2b6731da8022100eaee9c1b5f96adf693d90eef36c6db899cbe3ef02e5f2db3054ae040a37642be
 . . . . [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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