expo-congres.com

Issued by R3

About this certificate

This digital certificate with serial number 03:73:1d:bf:34:49:a1:d5:1d:33:c2:42:ac:57:54:15:ef:e0 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:
  • 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=expo-congres.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:73:1d:bf:34:49:a1:d5:1d:33:c2:42:ac:57:54:15:ef:e0
Serial Number (int): 300508870392285445929663421144524811268064
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f4:b4:d0:47:14:f9:f8:44:84:87:3f:eb:ea:d5:b9:d6:d9:0f:7e:fa
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0f:38:c1:04:6a:9d:e7:ce:a0:0b:0e:02:83:ce:91:fb:2e:44:01:d7
Fingerprint (sha256): 05:64:94:f3:d1:19:cf:1a:19:fe:eb:d0:26:47:56:85:7e:bd:96:33:8d:3b:8d:b5:55:ff:8a:c9:e2:f0:8e:b7

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

Revocation information

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

Check the revocation status for certificate expo-congres.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for expo-congres.com

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

expo-congres.com
www.expo-congres.com

Other certificates including the domain name expo-congres.com

(limited to 100 certificates)
expo-congres.com
www.expo-congres.com
expo-congres.com
expocongres.lamourduweb.com
expo-congres.com
www.expo-congres.com
expo-congres.com
expo-congres.com
www.expo-congres.com
www.expo-congres.com
expo-congres.com
expo-congres.com
www.expo-congres.com
www.expo-congres.com
expo-congres.com
www.expo-congres.com
www.gellik-surgeles.bzh
www.expo-congres.com
www.expo-congres.com
www.expo-congres.com
expo-congres.com
expocongres.lamourduweb.com
expo-congres.com
expo-congres.com
expo-congres.com
www.expo-congres.com
expocongres.lamourduweb.com
www.expo-congres.com
gellik-surgeles.bzh

Certificate

The complete raw certificate details for expo-congres.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuknRMIZP2R91TWfFp+Dr
IG3uchq8NMCo44Hb+uikmLiGRPy9kwbeFXugZUkbnr4IlVtJ60utbOmbcDn7xgBW
TLV0JYlJWUQMAKIR1/UwFQeqKOsFfMcOS3ihBsX/9f5Za4Ne5q+S8/AjpvTwuMgZ
t6sRfJC4AqJ4P+OOJo0C7+Wg9SQCF9ysc9ElOxA3jlYwn+3XqS5KoJMll+owF7Al
Ef331jpWSRu7zyFQD9hO/XNaQz1jW5SUct+KqGnq6qY9JeaLBp/p7jhXYihTs7bV
7bx7bAwKa1BsotrZvNDx+JUJjU82igM3FvyBxS296hnigwmul8R3W2YUyBO7z0IA
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 300508870392285445929663421144524811268064
 . . . . . . . . [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 2023-11-05 14:23:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-03 14:23:19 +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 'expo-congres.com'
 . . . . . . . . [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 23516725315382204809650730800107965416873735767280139808937898952732827472568600710608484919231953919636210747179988993555798015674818711195241732365725090494177187041880342905491190742523997478828985124631993787275093019454955150050436406838273912366272993879878726190206381451696126591172182933220461435143744017586292246910139759815820886339554903685134408993930496086658591454811342539928621000006925257091308948217659223004633665863562758506680015983417704842566733456382547879272899604985807922169427264378268847362503520551972864291249475501515254923077182130434756146929398012805712064765971366985941133688913
 . . . . . . . . . . . . . . . . . . . . [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)
							f4b4d04714f9f84484873febead5b9d6d90f7efa
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'expo-congres.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.expo-congres.com'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ba014d0ae00000403004730450220272ad3c3bcfe1b413445685588ac09a3b14632c9748c38b23e7b83d26ec56eb7022100c61b8bb22b6131479066b14181933e51e9f08abce9bc870ecd33144e2b1f5be3007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ba014d0d70000040300473045022100f61cc41e0decdcc27a2f90e75c0d31e0e48aa848cb98aea67d1d08d0a012c0770220172f1e7fecbd9465442835be7029222d74810237e67f55d9acaba353265e732f
 . . . . [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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