www.expo-congres.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:71:c6:22:db:f3:e7:88:9e:85:89:df:54:5f:89:aa:7c:cc 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): 03:71:c6:22:db:f3:e7:88:9e:85:89:df:54:5f:89:aa:7c:cc
Serial Number (int): 300052133399777192728666864169600517045452
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): ea:73:5c:44:28:3d:43:05:48:34:7b:77:70:f6:40:85:c9:96:1a:29
Fingerprint (sha256): 91:02:3d:09:db:7e:8c:19:d5:25:1b:dd:2e:9b:e5:07:51:02:f2:13:db:66:5b:3c:1a:5f:f3:ba:22:1a:f1:1f

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 300052133399777192728666864169600517045452
 . . . . . . . . [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 2019-06-13 05:00:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-11 05:00:44 +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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b4f6c967500000403004630440220382d53755daf449d2e6794122635a4e4d93c4b1aaea43f24e12af0f6ece29658022020e4b02341cd708b8dff8a8af7f24988449ba5851eab3738ff0780bc45e1e3e5007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016b4f6c9849000004030047304502206b10730e943f623270716307ec44edd441820d64a628dcc80d7d92f8903a50b7022100f29b73ace335d6e05634907ab0c4891e2f74a9093aa9220b30b199ef020e3cee
 . . . . [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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