iamschools.com.ng

Issued by R3

About this certificate

This digital certificate with serial number 04:7c:15:c2:97:ae:a9:9f:03:c2:c7:23:85:b5:a6:5f:47:fe was issued on by Let's Encrypt.

With 11 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=iamschools.com.ng

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:7c:15:c2:97:ae:a9:9f:03:c2:c7:23:85:b5:a6:5f:47:fe
Serial Number (int): 390673081395221440678354436254950068537342
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 4e:95:01:5f:39:cc:a7:fc:8f:48:c7:fd:b9:e3:77:e2:34:f6:94:1e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a0:36:ad:be:dd:13:3a:b5:d6:69:eb:4b:6b:87:60:bf:b4:5d:c7:7f
Fingerprint (sha256): 48:5c:ae:35:bb:70:76:32:9c:b3:5f:eb:e6:ff:ed:6b:42:c0:ca:1d:ee:69:6f:2a:39:8b:5c:e0:b3:c8:36:ae

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate iamschools.com.ng

11

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for iamschools.com.ng

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

*.iamh.com.ng
*.iamschools.com.ng
*.lamh.com.ng
*.stresertintegrated.com
iamh.com.ng
iamschools.com.ng
lamh.com.ng
www.iamh.stresertintegrated.com
www.iamschools.stresertintegrated.com
www.lamh.stresertintegrated.com
www.northstarschools.stresertintegrated.com

Other certificates including the domain name iamschools.com.ng

(limited to 100 certificates)
iamschools.com.ng
*.lamh.com.ng
*.lamh.com.ng

Certificate

The complete raw certificate details for iamschools.com.ng in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmjMbWhFZBH6l0Z4VSC0S
A5IXZ0BzuEKTLlnAJnGOKnBpK8uP38UoxpYuo/ctG8mlMFPpFDXBC+yWma7xqs9s
TiaZE1dSLLEW6mrfrnbIHNLW6rx73Wi3LGleCkQX0rKQ9bJA9D57xlW6Ap3HnEeX
q6vU1WoVqEqmJoJlathocjnecH+J+5LaeagscatfgYAncxQE65kcEpmctGNfE58J
fwe2hhmJxxKzc2Obd9hLiSBL+MWUsdtsws2VRDspGYEmLN/vFjniP5/s15cbpQXq
akwELubkyUPG9W5UhoJWpufWOWUWVCrJ7yVTRU+Fp8O42XkzOh3klKFHh/Ac9z53
swIDAQAB
-----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 390673081395221440678354436254950068537342
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-22 03:28:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-21 03:28:35 +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 'iamschools.com.ng'
 . . . . . . . . [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 19465900688374422172671918904892223901035524867390590537184747949844505652343994495939046787662009745902567966909175733317288744868214275638919492566638045450398040507160856365556979912351333866257467369770475465164832023836356635643217920941782278761342752886631828695893813050762871419158570960061429504266635139259840202293840016429303505669983009338046145912513427864677171345560554630673391201563086810451416450640527570314605839177401280546882838806624995669076099324544715842251158448775095274603544344415738536000639552499555906087178910946586876005768511848119433170515108531778279572726948881267875433576371
 . . . . . . . . . . . . . . . . . . . . [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)
							4e95015f39cca7fc8f48c7fdb9e377e234f6941e
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (276 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.iamh.com.ng'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.iamschools.com.ng'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.lamh.com.ng'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.stresertintegrated.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iamh.com.ng'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iamschools.com.ng'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lamh.com.ng'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.iamh.stresertintegrated.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.iamschools.stresertintegrated.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.lamh.stresertintegrated.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.northstarschools.stresertintegrated.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d2f6d6f0b0000040300483046022100f2f1c543dd2b72bc70b24e0bf5e41fe581af4c49060f82c42343f54abb4cd993022100f45f3728116fc83dfba2b6446d656119178bf973212231963c8b199720080c4500760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d2f6d704b000004030047304502204cf528b9a574b9731042da569fbb7197f4fc844d405d63128aeb7d716f9b04c5022100973c065e8585cfb93efdd8bea86aaf33ec8308438fe6f77d1f9c472e95b4a706
 . . . . [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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