thinkingschoolnigeria.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:2c:5d:75:e6:7f:d9:99:b5:8a:cf:d7:95:c3:99:45:1d:83 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=thinkingschoolnigeria.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2c:5d:75:e6:7f:d9:99:b5:8a:cf:d7:95:c3:99:45:1d:83
Serial Number (int): 276433512317226007632559135345028131790211
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 79:f1:56:ba:b1:a5:e1:91:42:f5:e5:23:2f:c7:95:05:bf:d2:73:36
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a1:26:64:4a:a2:b1:ca:d2:02:2c:c1:93:35:d6:73:3e:1c:58:1e:fa
Fingerprint (sha256): 0d:07:3d:14:17:df:9a:02:18:76:f3:c1:06:0a:5d:fe:59:eb:a7:5f:c6:ff:bf:05:e1:6c:a2:02:02:ef:41:14

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 thinkingschoolnigeria.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for thinkingschoolnigeria.org

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

admin.thinkingschoolnigeria.org
thinkingschoolnigeria.org

Other certificates including the domain name thinkingschoolnigeria.org

(limited to 100 certificates)
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org
thinkingschoolnigeria.org

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnMwBQyyo6nyAkLbm4/DP
YaJTy1DFnP62LF4mrii6xTQE0B7eAHW6kN4zT33oYKvvKfUDp7vEifZxuqHUdbwJ
YuSsrrplahrVhrR83A/YCDXSPly9dLA0ZNN1cmMM8ASOQPN6mJLSNo1opczmVW+4
hnOwwdazk2aKP9TSBBLvN7kM+ZWp/6EIYC5Ku4o13JgPxyoPd7S9kpcWcsejPByw
QBw4JYuUonpaymTE1mlsVUTt/XKibEOF7XK6zmJHhrohWNWpk8cTPDHJaewsTvFa
SYjsT5kvhV6AJ/FPM9LXB1r+Hd1dvZS5dUJUECdnoGn7BxyMyXTlHyFUUC5EHmlN
1wIDAQAB
-----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 276433512317226007632559135345028131790211
 . . . . . . . . [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 2019-09-11 22:08:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-10 22:08:06 +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 'thinkingschoolnigeria.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19793774155665373043210118700026244068649515396382629012642260897355418460786299288700873429099516136646831155100145172590102887802917491268830852313154505039709285380625609778716228553306461079621139227505085846815481408212295893454891554391818524824541170949231623383525707067969190194933521181615781980397842835860475915784644537978896308111064784646303444194218717129850420740005241921111639164487330081067220709832700599736759415521294358892855244786504861682366422407232120413729595988808343375187632765755559690855131272805518988272727576755303673396118923594099212845131977458079662341483063022824717856361943
 . . . . . . . . . . . . . . . . . . . . [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)
							79f156bab1a5e19142f5e5232fc79505bfd27336
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'admin.thinkingschoolnigeria.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'thinkingschoolnigeria.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d229582230000040300473045022062e9a2c256c83f90105ab21bd630273cea83c9084a1d990819290e398f40e9be022100eb60d89c17326b0521666b788cb1f4a8fe1c4bf6c688d50fb870ef512cb63f2700760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d229581f50000040300473045022034319c8b4bdd37e50c010965c1b134f953f424f52aef4e126a8b9cfbaee745c3022100acaa761ecc4e5e975c19adbc72dcb7dffc3e2314961c7fe4bdf0e52d1cbade50
 . . . . [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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