ieltsteachers.org

Issued by Certum Domain Validation CA SHA2

About this certificate

This digital certificate with serial number 49:f6:56:af:a6:55:df:08:29:4f:9a:fa:c4:98:6e:6a was issued on by Unizeto Technologies S.A..

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=ieltsteachers.org

Unizeto Technologies S.A.

Organization: Unizeto Technologies S.A.
Organization unit: Certum Certification Authority
Country: PL

This certificate has expire since

Certificate Details

Serial Number (hex): 49:f6:56:af:a6:55:df:08:29:4f:9a:fa:c4:98:6e:6a
Serial Number (int): 98312706923131103921798881520523964010
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 54:17:34:49:41:e7:38:e2:cf:d4:e1:3d:a0:2c:f9:6c:56:36:5d:03
AuthorityKeyId: e5:31:ad:bf:3a:11:96:f4:83:bc:50:3c:d4:b7:90:9b:90:ee:de:25

Fingerprint (sha1): 8d:4e:58:02:5b:b8:a0:87:cc:48:59:a1:14:bb:d9:80:16:b9:af:33
Fingerprint (sha256): 49:81:87:c7:e5:37:a1:80:8f:22:04:7d:62:21:5c:f2:78:18:c0:d4:fa:f9:0c:57:09:61:21:4e:a6:04:d2:55

Issuing Certificate URL: http://repository.certum.pl/dvcasha2.cer

Revocation information

OCSP Server: http://dvcasha2.ocsp-certum.com
CRL Distribution Point: http://crl.certum.pl/dvcasha2.crl

Check the revocation status for certificate ieltsteachers.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ieltsteachers.org

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

11 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ieltsteachers.org
www.ieltsteachers.org

Other certificates including the domain name ieltsteachers.org

(limited to 100 certificates)
ieltsteachers.org
ieltsteachers.org
ieltsteachers.org
ieltsteachers.org
ieltsteachers.org
ieltsteachers.org
ieltsteachers.org
ieltsteachers.org
mock.ieltsteachers.org
ieltsteachers.org

Certificate

The complete raw certificate details for ieltsteachers.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 98312706923131103921798881520523964010
 . . . . . . . . [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 'PL'
 . . . . . . . . . . . . [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 'Unizeto Technologies S.A.'
 . . . . . . . . . . . . [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 'Certum Certification Authority'
 . . . . . . . . . . . . [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 'Certum Domain Validation CA SHA2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-12-01 01:36:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-01 01:36:27 +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:12|false] UTF8String 'ieltsteachers.org'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 704494250281542498034906607985166044217980383004042922900838673830968955259028784205070066438834721345468855237721071269079640122290761552164432831830868944193576766679318798122504277596938421671576611139330781023449906397951093187614318232453827210207039011855575563674102733858341572980842813099270282915828062160627879812283424744447045844433769502109170625151385240010849724280534994289022329198319565163457037382626671251895897553513591587710973538181872742161456342600848505885007127328852320729429742196025563593422888995610006013388603611707762861534335113390640754452203181275425048586288716772879845452915861922071801488575332404536086240438695780317817037083908271782484284063763928124204879031948281186152254435945934717164235835768439671984160041510300128059426149551153420108351045235262053631118939406740367972067703745463627575522460896037757190767681723299061270760912428265574295812706580576171375485954148738052102066123537320584891852051953949189046086151081048819777474484929466117560042054388166486169188311104805542042646798393319718495999954466323418853570906877309290157194385590766071984495474067334610945390484267799314685548012354392348365003175718061264257777416725723379822449090788794790528215188171819
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (43 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.certum.pl/dvcasha2.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 (101 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://dvcasha2.ocsp-certum.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://repository.certum.pl/dvcasha2.cer'
 . . . . . . . . . . . . . . . . [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 e531adbf3a1196f483bc503cd4b7909b90eede25
 . . . . . . . . . . . . . . . . [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)
							5417344941e738e2cfd4e13da02cf96c56365d03
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.18 (issuerAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:1|false] IA5String '[email protected]'
 . . . . . . . . . . . . . . . . [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 (68 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 1.2.616.1.113527.2.5.1.3
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.certum.pl/CPS'
 . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ieltsteachers.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ieltsteachers.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 (366 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (362 bytes)
							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
 . . . . [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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