*.supernova.com.sg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:40:cb:9b:43:0e:38:12:e3:34:24:2d:3c:7a:e1:a9:18:cb was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=*.supernova.com.sg

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:40:cb:9b:43:0e:38:12:e3:34:24:2d:3c:7a:e1:a9:18:cb
Serial Number (int): 283385568727426204136024965070848422123723
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 01:25:9f:79:1f:63:76:97:5a:c7:41:ff:a3:7f:54:53:e5:01:28:bc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 74:22:6e:54:b6:e7:13:8b:4f:74:eb:13:b8:fe:4e:3a:e2:0c:e8:7e
Fingerprint (sha256): 75:a9:21:c6:b3:32:01:fc:1a:0f:bf:83:78:d0:06:77:4d:82:71:11:1d:8a:26:ad:c2:58:e0:4f:69:2d:61:0c

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 *.supernova.com.sg

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.supernova.com.sg

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

*.supernova.com.sg
supernova.com.sg

Other certificates including the domain name supernova.com.sg

(limited to 100 certificates)
supernova.com.sg
supernova.com.sg
supernova.com.sg
supernova.com.sg
supernova.com.sg
supernova.com.sg
*.supernova.com.sg
supernova.com.sg
*.supernova.com.sg
supernova.com.sg
supernova.com.sg
*.supernova.com.sg
supernova.com.sg
web.supernova.com.sg
*.supernova.com.sg
supernova.com.sg
supernova.com.sg
supernova.com.sg
*.supernova.com.sg
supernova.com.sg
supernova.com.sg
supernova.com.sg
supernova.com.sg
supernova.com.sg
*.supernova.com.sg
supernova.com.sg
supernova.com.sg

Certificate

The complete raw certificate details for *.supernova.com.sg in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0DKPAyQvX01bfJfUAGZP
2j8HL+9LabvEjesnYWUg52t2GR42i449XsPxrpJ5tTLTidBwcu1SS8fkAhxz42Hg
wXyq25EVW8iEhP3H+kXT+rc6r2Y54kKhgscEr+LdAiUY17QpeKrxNIEeh0MyejjC
2c82ZaK2YLGO03nDKCAQX9k13VmLdungUBW07kM5fcZfd3CHfqbp/uUnqiGYjcWo
FjBntrNrKD99fxHhskwSchI+ZKlFNtjfx5wiyCjtBVuWbmDYkDSHzoEbK4vKkZ+7
qPvFvftr6fQacKSGbzz5Tff4m1Pl4HaimPzSeY/gA29HPxr0515+N//efrjQD749
PQIDAQAB
-----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 283385568727426204136024965070848422123723
 . . . . . . . . [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 2019-11-23 12:22:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-21 12:22:35 +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:12|false] UTF8String '*.supernova.com.sg'
 . . . . . . . . [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 26282498828359994037876495758078567214066505636966802066055339911421478572737570755176985280562382897578084726203571261639184135140682841616444314845376891729769030412950220529366909893809607733238303518455715235164755764565057138305824548610317138316921674838091711859736460016705545788251469528297002823044969903101105416877989031175409313566986168358644654070023161642166771909046012951267368182212517650185979064581705292031266598640876232871798717952393532320676069580139690325021367739467204855583691975461569117076889201686692538800000346052276640109638929631690587626354937095510739946401881437227100005088573
 . . . . . . . . . . . . . . . . . . . . [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)
							01259f791f6376975ac741ffa37f5453e50128bc
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.supernova.com.sg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'supernova.com.sg'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e986dae3a0000040300473045022100d5716283d3df65b12a0470716312ec24a503838a6b73168f91964bfa3e56ea1a02201c9ca06b8717b0cb976f51c00d767f8dfe52a9671b733892293ea1bd141439b300760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e986dae830000040300473045022037a0986e963604fd67a5a466d61f52a6238b3941e88ee508bf2c3d687e3d803c022100b8402d4b3371fd360df4745afa54f8e90c72ea3a5468e309d5ee4eca5ff46495
 . . . . [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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