user.api.um2c.sisgroup.sg
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:69:5b:52:46:9a:7d:0f:d8:26:13:b9:ff:81:a1:2c:99:88 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=user.api.um2c.sisgroup.sg
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:69:5b:52:46:9a:7d:0f:d8:26:13:b9:ff:81:a1:2c:99:88Serial Number (int): 384300179201706866514111875775126355876232
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 47:c8:ab:f4:19:e2:25:83:9f:b2:5c:09:7d:7c:57:64:a9:95:5b:5d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 8d:a9:11:61:a3:f1:3b:99:5b:4a:b5:60:76:a6:44:21:3e:3c:1a:61
Fingerprint (sha256): 2d:84:a3:bb:bd:8d:9c:15:fd:35:f9:e5:3d:2e:fc:2b:d5:be:cc:43:85:05:40:e9:38:3e:84:1a:b9:b8:e8:08
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate user.api.um2c.sisgroup.sg
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for user.api.um2c.sisgroup.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
user.api.um2c.sisgroup.sg
www.user.api.um2c.sisgroup.sg
www.user.api.um2c.sisgroup.sg
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Certificate
The complete raw certificate details for user.api.um2c.sisgroup.sg in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFiTCCBHGgAwIBAgISBGlbUkaafQ/YJhO5/4GhLJmIMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjAxOTIwMzJaFw0x OTEyMTkxOTIwMzJaMCQxIjAgBgNVBAMTGXVzZXIuYXBpLnVtMmMuc2lzZ3JvdXAu c2cwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC5OCDJ9HzrGSQYJbyR b6i1GREmN8pZRKFqwWpoRZ6LeB8qlkiEq+s5QInpRZ/8WxYQO/LjrWYYbV7rVv/0 s3T6g5bHmgiXHjRhL3GtNoIQJPVf7JfYheUhAe0UfP5w5VFlJbUQw8OCAiF75JCp sI/W7gj6jfIBInVAl3vbYk6+wY4SdDneiW/wFq49mi37V3RoS2U6wNzmry4+ntgd LF3DgDp4tkk1DLHDYfYMw4GGAQr3cVpXmm6UO/KiWO8Pg5fA6kDtcG10AuZFoLa8 lk55sbf+IwzWD1LXHlSY8hHDZY+vA0IWlhZ74hTapAqCMQjKkgCdXktJqUuSTCJp 3xpVAgMBAAGjggKNMIICiTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFEfIq/QZ4iWD n7JcCX18V2SplVtdMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wQwYDVR0RBDwwOoIZdXNlci5hcGkudW0yYy5zaXNncm91 cC5zZ4Idd3d3LnVzZXIuYXBpLnVtMmMuc2lzZ3JvdXAuc2cwTAYDVR0gBEUwQzAI BgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nw cy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdwB0ftqD Ma0zEJEhnM4lT0Jwwr/9XkIgCMY3NXnmEHvMVgAAAW1QVVQ+AAAEAwBIMEYCIQDw 6hYrK3uEd2X/3DF9i1JJch3lLrnLZhcfY9lcJKkDdwIhAOEmgQfQsdlBTutHM4lm 07wlfB+XiIl5+uzuyB1qo5xZAHUAY/Lbzeg7zCzPC3KEJ1drM6SNYXePvXWmOLHH aFRL2I0AAAFtUFVUMwAABAMARjBEAiBORscyKOcnKaRQCX/WnhZFPXSQavMUhvHE V/XPbni9oAIgT4hR4btg2Zrn4PmtPZVWDyHUQmyQVa3o+NXQVoTGe+4wDQYJKoZI hvcNAQELBQADggEBADHDwQyJBdV6YD4SrA21J6R5GO5z1V6RiJzRiiYXjy5kovUJ F4Ymy4EjhsTkUPS4dmKi2NHsJvsEeRVIz4uzvy8pIZ9zWLFkwcS9uk28Um5XdQKn DCc6jy0ioPqDthAF4iG9blYeXIDs4Ah80/JDZQ+XkcamlIQgNS3aJEw8tDR3pw7V EgwDjGb5TRi9DFAojmBCRAjpel7r+dg4xGjxpVDs1ZTkcReu2aEedZYy0BOWwcO6 9zxD9+/gdjL9QSQZGmsJo0NFJA2jN9lRrcEpZ8XJkg/IWnCPCNCjXC8U5x/O6eUl /rV6gx6mKWMTll16v66kw0C6VJIUf7GDZNQODHQ= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuTggyfR86xkkGCW8kW+o tRkRJjfKWUShasFqaEWei3gfKpZIhKvrOUCJ6UWf/FsWEDvy461mGG1e61b/9LN0 +oOWx5oIlx40YS9xrTaCECT1X+yX2IXlIQHtFHz+cOVRZSW1EMPDggIhe+SQqbCP 1u4I+o3yASJ1QJd722JOvsGOEnQ53olv8BauPZot+1d0aEtlOsDc5q8uPp7YHSxd w4A6eLZJNQyxw2H2DMOBhgEK93FaV5pulDvyoljvD4OXwOpA7XBtdALmRaC2vJZO ebG3/iMM1g9S1x5UmPIRw2WPrwNCFpYWe+IU2qQKgjEIypIAnV5LSalLkkwiad8a VQIDAQAB -----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 384300179201706866514111875775126355876232 . . . . . . . . [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 2019-09-20 19:20:32 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-19 19:20:32 +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 'user.api.um2c.sisgroup.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 23381764207317797220447490222707978136088678405726953400112295612058939341405538658163382031483838859755224894761988030659695968474754365148209745559054093423472354373198524773235115732918999070713795033966006232561996639556985624742809741494675197123316908645628473972604739990234107953929922768251068238023482290826041967026442197496400348905512873734737059419664482990340558452114597217446375199786324966157729642397836893490574031549196522511192915313282378294138176983544015711242784278009042783552615161242082646656928750176243408740234801792633493184012233321316115574590591289764545555304982720959528191334997 . . . . . . . . . . . . . . . . . . . . [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) 47c8abf419e225839fb25c097d7c5764a9955b5d . . . . . . . . . . . . . . . . [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 (60 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'user.api.um2c.sisgroup.sg' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.user.api.um2c.sisgroup.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) 00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d5055543e0000040300483046022100f0ea162b2b7b847765ffdc317d8b5249721de52eb9cb66171f63d95c24a90377022100e1268107d0b1d9414eeb47338966d3bc257c1f97888979faeceec81d6aa39c5900750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d50555433000004030046304402204e46c73228e72729a450097fd69e16453d74906af31486f1c457f5cf6e78bda002204f8851e1bb60d99ae7e0f9ad3d95560f21d4426c9055ade8f8d5d05684c67bee . . . . [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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