DV SSL/TLS Certificate for txwin.org

Certificate is witin its validity period

Issued by Sectigo Limited (Sectigo RSA Domain Validation Secure Server CA)

About the txwin.org DV SSL/TLS Certificate

This certificate with serial number b3:07:27:b5:0c:c5:73:a5:54:34:a4:8d:04:ea:bc:82 for txwin.org was issued on by Sectigo Limited.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. 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 txwin.org 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)

Sectigo Limited

Organization: Sectigo Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): b3:07:27:b5:0c:c5:73:a5:54:34:a4:8d:04:ea:bc:82
Serial Number (int): 237968962681734167166418996105686203522
Serial Number Length: 128 bits, 16 octets

Subject Key Identifier: 20:f8:12:c7:2d:e0:cc:58:83:13:a2:98:b4:3b:32:f7:10:5e:04:9c
Authority Key Identifier: 8d:8c:5e:c4:54:ad:8a:e1:77:e9:9b:f9:9b:05:e1:b8:01:8d:61:e1

Fingerprint (SHA-1): e1:9e:3f:47:7b:c4:5a:66:a4:62:fc:29:80:4e:fe:c9:14:b8:b7:40
Fingerprint (SHA-256): 46:e3:c1:b0:87:e1:07:03:db:84:0c:76:ee:f9:62:bc:df:67:64:63:03:bc:e6:f6:22:5b:e5:37:4a:71:b5:45

Issuing Certificate URL: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt

Revocation Information

OCSP Server: http://ocsp.sectigo.com

Check the revocation status for certificate txwin.org
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for txwin.org

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
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for txwin.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1KmGPzdwNnyh0RkUVaVl
lYCld+lZUugNfHZa4OsFwrSfsdJQ5PUANAnfPTruMgd4uaD1MYIeMp25JQU2g299
9d+s7iurW4QhxK25prg1aXT6nQEgslf4LFFg9ac+DqXF4fVTHO8Fr+jaCpu7xitZ
4a/y35HerB00ih10fRCZj64U1I4b/Vap5oUggHNoV9m4Tel+gYMamSzgI7mnVCiu
vA581tM/6uWqYFyFdQJtzzACWLEt1aUDA4iSBL6VZs0d37sbN3Dn6/fzTGjUPCJd
/qS7lnJJKkmwII94PYtxVyRR3f60fnwLCLnfSqTfqKBEx6Wb+xyBhMBzSzZ6MFV6
BwIDAQAB
-----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 237968962681734167166418996105686203522
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'Sectigo Limited'
 . . . . . . . . . . . . [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 'Sectigo RSA Domain Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-21 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-10-06 23:59:59 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'txwin.org'
 . . . . . . . . [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 26846116251134545865384869811977585951095331839200347409549481599290566115345343047779611657989640794426487391386892138800632634293658980621633300236473918498752865686040354813726013503078342795251453203344823372910470333318346616062584674887740345901476606956928950523390604054401120935768390319388495045542221237562624417534326488863941074019968648024929935521431812575497453102457221609068226506648632012497891870144172724644897791853149743708191444780096332869438398968029304108577727345090950498908251041146918002067931703649729064529006570794517600574547702781512996837105636260947049170167997042086362983266823
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 8d8c5ec454ad8ae177e99bf99b05e1b8018d61e1
 . . . . . . . . . . . . . . . . [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)
							20f812c72de0cc588313a298b43b32f7105e049c
 . . . . . . . . . . . . . . . . [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 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.37
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://sectigo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (120 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://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.sectigo.com'
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'txwin.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.txwin.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 (365 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (361 bytes)
							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
 . . . . [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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