www.3ecpa.com.sg

Issued by R3

About this certificate

This digital certificate with serial number 04:b0:3f:5b:ed:c1:6e:b5:bc:29:a2:67:8c:1c:ef:6f:7d:b9 was issued on by Let's Encrypt.

With 3 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.3ecpa.com.sg

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b0:3f:5b:ed:c1:6e:b5:bc:29:a2:67:8c:1c:ef:6f:7d:b9
Serial Number (int): 408423058990131107011282188637306400767417
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a4:1e:54:b6:67:f1:af:94:56:bb:a9:74:fa:e9:31:84:63:82:54:a6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e9:2a:10:0a:00:49:a2:d0:4e:39:9c:dd:d4:42:cf:3e:1e:49:0d:97
Fingerprint (sha256): f2:ab:fe:3c:ec:c8:a6:8e:17:4a:a4:3c:42:72:5e:0e:7c:5b:8c:d7:1c:e7:fb:df:f9:7c:23:c6:e1:be:bd:6e

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.3ecpa.com.sg

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.3ecpa.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

3ecpa.com.sg
staging.3ecpa.com.sg
www.3ecpa.com.sg

Other certificates including the domain name 3ecpa.com.sg

(limited to 100 certificates)
www.3ecpa.com.sg
www.3ecpa.com.sg
www.3ecpa.com.sg
www.3ecpa.com.sg
www.3ecpa.com.sg
3ecpa.com.sg
sni178682.cloudflaressl.com
www.3ecpa.com.sg
3ecpa.com.sg
sni178682.cloudflaressl.com
www.3ecpa.com.sg
3ecpa.com.sg
3ecpa.com.sg
sni178682.cloudflaressl.com
sni178682.cloudflaressl.com
www.3ecpa.com.sg
www.3ecpa.com.sg
ssl390932.cloudflaressl.com
3ecpa.com.sg
sni178682.cloudflaressl.com
3ecpa.com.sg
3ecpa.com.sg
www.3ecpa.com.sg
sni178682.cloudflaressl.com
3ecpa.com.sg
www.3ecpa.com.sg
www.3ecpa.com.sg
sni178682.cloudflaressl.com
www.3ecpa.com.sg
3ecpa.com.sg
www.3ecpa.com.sg
3ecpa.com.sg
3ecpa.com.sg
3ecpa.com.sg
www.3ecpa.com.sg
www.3ecpa.com.sg
sni178682.cloudflaressl.com
www.3ecpa.com.sg
www.3ecpa.com.sg
www.3ecpa.com.sg
www.3ecpa.com.sg
sni178682.cloudflaressl.com
www.3ecpa.com.sg
www.3ecpa.com.sg

Certificate

The complete raw certificate details for www.3ecpa.com.sg in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyfGRDh1vnNswUatJ/a90
2fq5wzSZRPrRh0E37EUMV7TFEbxbRzY+IznX3BfyVedcj4dj5xZTxOKOQVU6sU9b
crcB5z3qg12VmGEnRZWNxSoQ4skIurMHFnVWcY+dnVQTuL0Umb7PFG1/B3QRk2w1
ABAKEGnKVeGGmA9U+zqkFZRluKvLsgWok+lW8ZCeI9V5dTXhZ5wHOs9/zFgiViKk
1YWCBtwcgXwThVptqg+AHOtz77qWCueDx9RhBTEJDykZBbpoB8BHAXBXf4E7bjff
5Ybp1c11HzcJpUBBqRgywWRgchFSeIlPxLHUCT9u2lkXKcoEnvOjCrbWK0CJ6KBC
UQIDAQAB
-----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 408423058990131107011282188637306400767417
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-12 02:08:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-11 02:08:45 +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.3ecpa.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 25493020239000601343651940809315834927115333966362591573788959225143230186956416782449371959410944249865540627851610384206840591715424791339661655700452721855244497415330865809876137888434095977323622035782105232345978901826112538737210315654707080212795335669812276355635424414429821439672034194700385674631446304697080407595751420973086765348825978865251987947410271327256612775958157339641362420545480279486694265103373897791176771927552621117046455589793924225515007905783979581441026317906123638903854440503062369017411694097255207592911588068694632198583281740152207237761624647047210266551923870126305930396241
 . . . . . . . . . . . . . . . . . . . . [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)
							a41e54b667f1af9456bba974fae93184638254a6
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (56 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '3ecpa.com.sg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'staging.3ecpa.com.sg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.3ecpa.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c5bff98a6000004030046304402201de59b9fa9e344504e8adcce007f3df908d50ca5cce42b3a61540052b9c8809102203522399511ddefa00939218fa6f65168ec9169032767eca419f1537d564eaae2007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c5bff98b5000004030047304502206e93c43dae3d31888314dffae7b222c565b8d5428f23eea8360fa55585ef7fdb022100e076a9086f8099e4692357f3f6fd89673aad129a85802d21413eb8253f64c913
 . . . . [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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