*.dnsystem.com

Issued by EssentialSSL CA

About this certificate

This digital certificate with serial number b5:e5:76:55:09:5c:27:1d:90:54:b5:ae:11:a9:56:0f was issued on by COMODO CA Limited.

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)
  • Subscriber Certificate: extKeyUsage values other than id-kp-serverAuth, id-kp-clientAuth, and id-kp-emailProtection SHOULD NOT be present. (BRs: 7.1.2.3)

Certificate Subject

CN=*.dnsystem.com,OU=Domain Control Validated+OU=EssentialSSL Wildcard

COMODO CA Limited

Organization: COMODO CA Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate has expire since

Certificate Details

Serial Number (hex): b5:e5:76:55:09:5c:27:1d:90:54:b5:ae:11:a9:56:0f
Serial Number (int): 241781703279298064113546481552088192527
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 69:75:6f:af:13:7c:2e:c9:a1:0f:63:ef:38:10:df:e9:6a:d4:f0:2f
AuthorityKeyId: da:cb:ea:ad:5b:08:5d:cc:ff:fc:26:54:ce:49:e5:55:c6:38:f4:f8

Fingerprint (sha1): f3:77:ff:54:2b:4a:a3:26:b7:7a:2f:a7:e7:0a:74:b6:91:d2:00:9d
Fingerprint (sha256): a6:33:e9:2f:e6:77:b5:ea:90:42:2a:68:7c:91:9b:78:e1:89:fd:64:a8:db:12:90:1c:36:85:21:07:15:a4:06

Issuing Certificate URL: http://crt.comodoca.com/EssentialSSLCA_2.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/EssentialSSLCA.crl

Check the revocation status for certificate *.dnsystem.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.dnsystem.com

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication
Microsoft Server-Gated Cryptography
Netscape Server-Gated Cryptography

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.dnsystem.com
dnsystem.com

Other certificates including the domain name dnsystem.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for *.dnsystem.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyWFXg5L+64jLKgK76Uj7
Li37jYaiORfoxZGvPXjZLWo6LO0g9mZmvlX5X7TpfRysRWbGsdObpGOcGnx3ntig
KgM0Bd+AVRCJ2h0u7/YrdBnHfBRFwiYpCJeJ3MvNpDTIXwd1/CE/u0+etyqRNk85
QNdfHe/5j/l4aya4O8431peHL8RTezc8mll8kBivgymOt7YqNNjR+gvOh+C2F9uS
0q3iUWFSOt3ARL+EKqAWPy7K6gDPHTmX35GEqBJiBaT2Y4aYXfh1D5LltY2aQJmn
iRJgnKduXux8Cgds0SKlf7LwMG0TszNmnHlHqpcNuU/I3IiXmPITDXNMjj17Mtcp
OQIDAQAB
-----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 241781703279298064113546481552088192527
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'COMODO CA Limited'
 . . . . . . . . . . . . [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 'EssentialSSL CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-10-09 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-10-09 23:59:59 +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 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Control Validated'
 . . . . . . . . . . . . [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 'EssentialSSL Wildcard'
 . . . . . . . . . . . . [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:20|false] TeletexString, T61String '*.dnsystem.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 25421900354133388045760363965732338705896059961770488811080425936998702266321172795960454776537944789806053464554086419162400092529406778351861751864927769520568021477023759204342536076446640803691114442692538095392502177382577858995902215994043098990538065277955131075138489374080323546512325496991542735436544893788228120731971219202818156121827304957883196982116908007386933703573346308918465350584072272588041604359171622894877165491277640326383752356108031250511910448217557006404517542499990498021546698345552360840188170835808557510397973362472957594788866697369435953145781493205629555798033963743439486396729
 . . . . . . . . . . . . . . . . . . . . [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 dacbeaad5b085dccfffc2654ce49e555c638f4f8
 . . . . . . . . . . . . . . . . [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)
							69756faf137c2ec9a10f63ef3810dfe96ad4f02f
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (45 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:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.311.10.3.3 (serverGatedCrypto)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113730.4.1 (serverGatedCrypto)
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://secure.comodo.com/CPS'
 . . . . . . . . . . . . . . . . [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 (52 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://crl.comodoca.com/EssentialSSLCA.crl'
 . . . . . . . . . . . . . . . . [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 (98 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 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.comodoca.com/EssentialSSLCA_2.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.comodoca.com'
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.dnsystem.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dnsystem.com'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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