www.expo-congres.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:47:ed:67:bf:0b:4c:e2:83:02:fb:c1:40:54:48:a9:a0:67 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.expo-congres.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:47:ed:67:bf:0b:4c:e2:83:02:fb:c1:40:54:48:a9:a0:67
Serial Number (int): 285812471563080363776687893964108134457447
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a1:05:f7:57:c8:65:61:b5:a8:1d:9b:b2:3f:17:33:97:a8:a9:7a:f4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c2:66:85:27:d4:83:e5:42:5a:22:be:32:4a:00:d1:3b:f8:a1:2d:e2
Fingerprint (sha256): 62:8f:13:e3:69:10:93:b1:7b:1d:b2:10:cb:89:72:23:9e:01:a6:0c:7e:94:ae:50:a9:7d:c3:90:53:be:a1:21

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.expo-congres.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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 www.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs4Fck5+y1FXFgxEhQ0bl
Z+8EXRAw6WtNFk7r/uQ6QHJYcsQYGBFvpdY1bJIwyQ5FzIKgnGDI21vaR/aPABAf
/bAAOJ4S/WzhPaRj7S9BvRNWcgzyIK8gaCag7thMAI6LgZunadoBd4rAtEUlfo/d
3xVZuUWY8U7xKskMiyxbpaq5deb5PaNt1Dy+V/eYvnPIYoKNVGEInrYKRwP5J4im
6qnMKIrz3cJZKpGOWGF7sxC2FkL9hv2uH3CYWyCD+38GZWG5rjqLKh+dQWjnmKXT
YZVmwXSi1NgRoGhPNkul1znZ6v0dRM5aenEqxTrNDRmx3VY6QZIfI/f7gCgOPxI0
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 285812471563080363776687893964108134457447
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-13 05:00:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-12 05:00:55 +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.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 22660447184982781997082562280351398524547938864097768192171671221529357224142019177035449428887834835082149993586032441486923494351842622227186469472902236647562537797767868022626657503671721900108882535472951249319473687799897534463777027876406172980931702993366361167497974266456948064307974251176582777727659386311622768167702304314045960121387251784357738851248752704357372059149488529209374146710241277400394665824696582800554290072544945386555171730476719425147599060159126130163666797155599306574279966469949103550824222344011850294545779949864253574720644703998971278839181602503570083724126776544143409820679
 . . . . . . . . . . . . . . . . . . . . [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)
							a105f757c86561b5a81d9bb23f173397a8a97af4
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016a1548d3760000040300473045022100a9cd84445cb7c79f62238b454ee9ec4450cbd71add8ae030cccba7e8a9ff61e502202d49cd1d60a6e10bef485d4869ef3521c39267ecba833e48176bcb40a692844900760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a1548d3920000040300473045022100f750dc2b0d076cdddae3d36143bf094b69bd3e0c1b83cc81ef7df221d50e5683022039e4cb4f7b28f9f92d262df0118d391cff015c3c9daf1eca20c08ea872951455
 . . . . [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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