mail.atwell.lu

Issued by RapidSSL TLS RSA CA G1

About this certificate

This digital certificate with serial number 04:fb:a0:02:79:a5:62:f9:73:b7:af:ff:7e:7b:cd:10 was issued on by DigiCert Inc.

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=mail.atwell.lu

DigiCert Inc

Organization: DigiCert Inc
Organization unit: www.digicert.com
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:fb:a0:02:79:a5:62:f9:73:b7:af:ff:7e:7b:cd:10
Serial Number (int): 6623423876272440864284979022456933648
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: fa:b0:0a:0a:6d:f0:32:c6:93:46:2d:75:b7:4d:f1:4e:b7:db:29:29
AuthorityKeyId: 0c:db:6c:82:49:0f:4a:67:0a:b8:14:ee:7a:c4:48:52:88:eb:56:38

Fingerprint (sha1): 05:d4:9f:fc:51:7f:e1:7d:22:47:9c:d4:71:0a:d7:53:fb:9a:74:59
Fingerprint (sha256): c4:ba:7a:6e:22:49:77:0a:9f:e6:cc:c6:74:74:e7:89:3e:b6:fa:16:70:8d:3a:9c:8d:4c:eb:e5:e3:83:c1:c3

Issuing Certificate URL: http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt

Revocation information

OCSP Server: http://status.rapidssl.com
CRL Distribution Point: http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl

Check the revocation status for certificate mail.atwell.lu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.atwell.lu

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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

mail.atwell.lu

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Certificate

The complete raw certificate details for mail.atwell.lu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArr0KMJhZcO4eJ5dEhOnO
QJx5/9aICMoh1kGIs2EDVUGvQUm7husTTuaoW98e9WG+BF4TD/h8LyJwIjAai6Gc
nPjsbJ6MQvE+7/FTvHFrR1cEQhfSeAWIwcmeKl+LOnn/x3bZ/+R0+qgw33VgPNfG
B+EmpTQYdBchNJ8wx2psG26yKqojOJmGzPAIxs0KjxgDTEweUMv+cnd/khZhlZD3
pkaGBwcBoBZN//EsHuNJahD/P1D1YhcWLzzGXC5P3RDQ9knzJtUPuBkbUCGR4tPb
IBX/ahMzTBDEejvh9b782IP2HzRAFbrI9sEyR9eHBQ8+5nKHqTcTzrWVNwzRHQ4P
RwIDAQAB
-----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 6623423876272440864284979022456933648
 . . . . . . . . [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 'DigiCert Inc'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.digicert.com'
 . . . . . . . . . . . . [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 'RapidSSL TLS RSA CA G1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-12-04 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-04 12:00:00 +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 'mail.atwell.lu'
 . . . . . . . . [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 22058684065767656839160253378132319795667432464864792343991058719165408366000045092890536601039929908670280672466230664645660014701840879311550983142451043002682646270488136091185141884605531980977016275279215890183007690407189096204980425039353884889523811808652429942271200331928650746591161350376221108409199975076536047135675739991162169817921524179652805168552419478023833432863746833779762464640198679652568571860930414964410507482783946133969601685874071730161848047742849486706743409655587701155884475370247075855425083303079422752670829429590986947277811298364003973458408115897176166980554810129867464380231
 . . . . . . . . . . . . . . . . . . . . [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 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 0cdb6c82490f4a670ab814ee7ac4485288eb5638
 . . . . . . . . . . . . . . . . [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)
							fab00a0a6df032c693462d75b74df14eb7db2929
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.atwell.lu'
 . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (56 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://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl'
 . . . . . . . . . . . . . . . . [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 2.16.840.1.114412.1.2 (digiCertDVCert)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://www.digicert.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (106 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://status.rapidssl.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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