DV SSL/TLS Certificate for *.pragmalist.org

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the *.pragmalist.org DV SSL/TLS Certificate

This certificate with serial number 05:ea:92:4a:43:5c:ca:e5:9b:86:db:9e:a0:18:54:93:52:da for *.pragmalist.org was issued on by Let's Encrypt.

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 *.pragmalist.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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:ea:92:4a:43:5c:ca:e5:9b:86:db:9e:a0:18:54:93:52:da
Serial Number (int): 515381956401926190924662957469100730962650
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: d8:4b:e2:fb:ea:b8:51:4e:c9:7a:21:68:60:4a:a1:81:3d:89:99:dd
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): 23:8f:c7:51:3f:77:d5:f7:c9:c8:eb:d8:f0:55:d1:ef:8b:ff:2b:14
Fingerprint (SHA-256): e7:ee:e4:cb:bf:c0:6f:17:f3:a2:b2:d7:65:e7:18:09:1c:ad:d0:c9:47:dd:0c:3c:b0:30:4e:d7:7d:1c:3c:43

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

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/91.crl

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

Advanced Certificate Properties

Technical details of the X.509 certificate for *.pragmalist.org

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

X.509 Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwJjCjqNk07Oq/pJOtcr8
1WuL5kcFVqHHJXfCiMeGDsMFtDJa/yuIhWpj0m++hHZNShOJ+sms4lALeOBZQsji
hsOW4S0jeWcnjn3HNlx82NlNwDdqxJ0hzjCggjmg0AIZONrPL8zIEI+2cvgftPoN
rO2WHRXu1Zeuae+THZTDAIdL/VcgZzyxXwDELlnXM7ZBZO5A2e4w9Jd08AQAmGvr
cKEclAT58LXVD5kDsPAkjKGdqaUAx+JZj7ssmigqA+zPF/dqsjT8aTcC4TAFS6Ev
RS4weADF/ErAHSGMlbbmrboxW5sw7F3Il1VN4ZQNQZZfK7gfh2cqTP1RvyicNMVZ
QQIDAQAB
-----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 515381956401926190924662957469100730962650
 . . . . . . . . [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 2025-06-19 11:47:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-17 11:47:57 +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:12|false] UTF8String '*.pragmalist.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 24313083311594047305695356284781335760026793734025038100594616846575219116283486344063348602531011271717967254097917887058692240224132147949910736060353526459637814509097919853279291776818789797368365683838549788592376085505928801190898633458807999882315570622896105756804987959887973032614520584055525297451604367375374893710220322166370796176790275490448261389112176697211014819894510622462186924352318661804282081934846741686882550893859406916237416022941575543468451769872280190151267202424357773239850013812755248354004606754321584752645669363138511077646402886580108460359920774127721208246614606832041587988801
 . . . . . . . . . . . . . . . . . . . . [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)
							d84be2fbeab8514ec97a2168604aa1813d8999dd
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.pragmalist.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pragmalist.org'
 . . . . . . . . . . . . . . . . [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/91.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)
							00ef007600dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a000001978839f2d600000403004730450220291c99284f86d941136b167c3e0066f5d6f3004b8d11ff06a48efbb4ef9ea700022100983c178da80bb9817caa9c4df75f8bf720af155e6054c025b483636245475329007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000197883a022900000403004630440220768dae104b4c18e7c7fb015b2c8f699aef49b19e5dd8130844cc758e37d5de5302204f02a835c2869d17375defa1eaf9c7844077a3810c06a3a561c42702bfc07cc8
 . . . . [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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