*.supernova.com.sg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4c:79:7c:bd:2f:2d:12:96:74:9d:a9:e9:e8:9e:c4:06:68 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): 03:4c:79:7c:bd:2f:2d:12:96:74:9d:a9:e9:e8:9e:c4:06:68
Serial Number (int): 287359801950685584327284470304313348195944
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1f:f2:ab:ff:1f:e7:02:7f:56:2f:e8:ee:04:ea:c0:46:32:87:77:f5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f8:82:64:14:34:3e:43:1f:d7:bd:e6:89:cb:11:67:78:ca:3b:49:88
Fingerprint (sha256): d1:2b:05:e4:b1:73:71:e4:d0:d5:ea:e9:11:df:c0:56:ab:0e:ca:55:82:ab:b0:72:d1:0e:cb:30:ee:da:22:6f

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsoTTHPtx89XfCbHjSeYz
5cyrWXsRbvzCkVXGwiGH9kjHcuq33glfD9pf50AqJq24ZqmGFVvUuwzxjXfG0fCP
pAbpnMEtOF6qAAPtaxKRjbsCJ8aLbEfpGO3myYgrOPBx3wRQRNUuoW8pdNJ46I6j
0bXuFwqBcy2I2UN3nEkKcXBvi40eTv5q5Jg9NyG1FKvvkjrYFePkFDyDnGehKt5f
iVuanB7rtfQpCOoNTqgs+FAayTijrE79K8a50erGu55mjdZR0WLVyp7oZqwcDDVh
vBbN9kJIDOYDmOCRW/MgX4++Q+6RT9qKjTOvxzMB11loWqebHfaKMMOmSAgIc9m0
HwIDAQAB
-----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 287359801950685584327284470304313348195944
 . . . . . . . . [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 2020-03-22 11:04:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-20 11:04:59 +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 22535916565443726516009378222699030184233864123789916761485119119258513859378739315606782262842803558893251685322814146112841231615502819611843702083803528334657887185827959835587462810086660464940415327875593002120355386844443809364453387728384534013482043503396845667993808820103448020037368127653158592690987069394458588520460904722418190762130501185140952755583852302788704350952421363984319392877574066515022098933423371601948889059195504186488818718334181242021147603180316936850550548000703029316945915529807240802280923662098036787802156487960200863038256556154071208562729207782021643383859507756796688839711
 . . . . . . . . . . . . . . . . . . . . [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)
							1ff2abff1fe7027f562fe8ee04eac046328777f5
 . . . . . . . . . . . . . . . . [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)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001710221c5f50000040300463044022074be068183067d1c341c0ce01aecc083d44f4a6193b077edb1661244517c36dd022069cdd6826514443f023c41ea36a50b7dbcc3b0f2be2a040d17c258a692f03982007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001710221c5f50000040300483046022100e0027ca6e91652b2b1c11b9cbbb2829d5450ea65cae1ea7df637e70096643eb302210085153a7f9543d2d81f72845daa39078ab3e15e592b487d246f34023ca856b328
 . . . . [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)
		001b443796c1f2ad3fd8ea23eb06899f06a2f9a4ea1b24490f00f99ecfa715376f024f2955d0344a1d87ed8108d842894ea451576c050785fa79aeac44913fec1915319f75b13d6faf31bac8f278a9438e175040a31b6a3721911943b627e9452b5271ce00b37fc06b903f6e8855fc7812be2d43f059d0228414c0528b95975214b5ce70f8d702559c3f5698c9a67f5a331f9ac23e9536f84dbe62e27557b5adf0ec0f16d5fe56ab1803787307c063eb462730a1c8452a368e14c51c76ae158d49999f4e75734c8a8bb0403ed5aa305e2c9f15ff71667f72fc64f19365f2f232854f79abc911d450791ba3143bbba85fa60d8dafcb9ca8317f5a4b76ff5467a77b