DV SSL/TLS Certificate for www.pattis.com.tw

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the www.pattis.com.tw DV SSL/TLS Certificate

This certificate with serial number 06:1d:af:c0:1d:65:86:9a:dd:25:4f:34:12:e0:6d:ee:7a:5f for www.pattis.com.tw was issued on by Let's Encrypt.

This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for www.pattis.com.tw provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:1d:af:c0:1d:65:86:9a:dd:25:4f:34:12:e0:6d:ee:7a:5f
Serial Number (int): 532775516647761475414906755457383530396255
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: df:91:cf:93:dd:b4:77:25:32:03:3b:ca:9a:45:e7:d2:46:78:7f:4a
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 11:73:97:fd:94:92:6f:ff:95:cb:1a:85:be:1d:1f:9d:96:ee:e7:6a
Fingerprint (SHA-256): 5f:96:92:d8:90:a5:f3:dd:f8:e9:f9:ca:4f:1f:6f:3a:df:db:c3:e4:62:95:46:7c:e0:18:83:5d:78:7a:52:ea

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/96.crl

Check the revocation status for certificate www.pattis.com.tw
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.pattis.com.tw

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

www.pattis.com.tw

X.509 Certificate

The complete raw X.509 certificate details for www.pattis.com.tw in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzW6E1yPMG5b+yFbbo2h9
ufHsAXZWH86iUaHU3yNcwKYLL5nNXBJEVcB8tdrfdOC51ttc86ghxcJFT1oSLmz+
ds4ubXWQmV1+NN346jVNyPTW0Q8bfSx/2X/1mJfvjh+mDNCon3dSJgmOrg+xpkZL
qn3QcUDZrKsNcisnRJ/PWxzHxmlb7FuxLShAXdU5bfXmRrNYryl7rO8PSj2TcFmh
FlKgJy9OQuqR87YoRgPNPKZHii9ZQlJ09gxWg1cKq3WvKqEDjbDUeZqtZ2Hq1n5v
t9AozZQjerD8WZbfJp3S4eaivTTXvXLq5s5BG3yA2HL+7ZA9QSNt4wENOUb8Y3nX
JwIDAQAB
-----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 532775516647761475414906755457383530396255
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-14 09:58:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-12 09:58:51 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.pattis.com.tw'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 25933351422667040172048419147825694863006852074844404144190705726967251615441720573366238023534123527339929511607073233987895286429569091871740429149120535640324367679016089190052563653139917493762927442515476082809002581151444336360521800560131374870623745282364329506505897465194464465706496684675137886519132228283176439730157331258782009990802350073920159488799227972378375546400359499700497116753589733774794360299028113892596459642996846854975091955408655457524159923774304381941171073176739419615478146956978483076074292595777801317792642605091728371020443063273411279352273293644912089422575771731715111376679
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							df91cf93ddb4772532033bca9a45e7d246787f4a
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pattis.com.tw'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/96.crl'
 . . . . . . . . . . . . . . . . [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)
							00ef007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001976e16447d00000403004630440220613b7a71ec44a0e46843391ca567f7c3c7814d776201baf37063086abeb2f2130220124f38ce66e6399bd1ae6d5eff11d714178659c9e2b150cc6b7702a799fc1f8f00760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a000001976e1644840000040300473045022100d5ac30541692ca9eab204283fc6830c398b975483d8cbee730946fb1aa7fbc4702201b1f8c43ea8f9d6691774aa5108f8dc09b4c5e0d1d49d99e6d8e61a28537d342
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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