school.hirez.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1b:9f:6e:79:5b:bb:19:60:bf:90:a5:2d:b7:4a:05:49:1e was issued on by Let's Encrypt.

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=school.hirez.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1b:9f:6e:79:5b:bb:19:60:bf:90:a5:2d:b7:4a:05:49:1e
Serial Number (int): 270736402567569548115726847758389651786014
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: bd:92:ab:d9:b5:38:41:33:f0:45:64:9d:96:39:c9:10:a8:2e:5c:c2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 66:a3:3a:c8:28:b9:46:74:98:be:73:b2:04:b8:c0:49:9e:dc:8e:1e
Fingerprint (sha256): c2:db:3d:f3:8c:9a:04:eb:de:fc:3d:51:61:be:88:5f:10:73:c1:70:03:17:6e:5e:07:aa:40:88:a1:a2:8c:38

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 school.hirez.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for school.hirez.io

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

school.hirez.io

Other certificates including the domain name hirez.io

(limited to 100 certificates)

Certificate

The complete raw certificate details for school.hirez.io 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 270736402567569548115726847758389651786014
 . . . . . . . . [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 2020-02-02 01:44:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-02 01:44:55 +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 'school.hirez.io'
 . . . . . . . . [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 741385201776160031215577240291674300317826144482870344327111401846860347255556416965066304414102174780598892967003642647846894258230429827794762180427661757638080635614135800041239135686729552335340273107972228537070639648048920928375502463188504178865906114536860525258904595772973815814517991631762155334060433750011383223530593386844167765700396285790803354275370446907892591588255567213312973695104439996444398216482206981165945846105533848402046874552004092301046914224187240102721249684330543582871701819229332213976293125476537404717928933346049561181721357095402914836789556738561239777557118151371094831958278312173988380141757730576103939193884696821961174905833765143546721410529736589333033019179794122260703903858644165118944150683987471149329517718849249897134811539506956264526240406115150275212005357078443630236401843650290582231454195392503441648694043964212957403049306200299674941405042732636512606478902162997577309836088837005161714718643729856491327952737355463240721675607872058915899254543472589442874109427218608143022434946752188950988181482078030291860154046281402778175326320712927536587965756525119720424771047675523899855615960400294698004059456773813461372976917252013620064451981628555179407216471609
 . . . . . . . . . . . . . . . . . . . . [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)
							bd92abd9b5384133f045649d9639c910a82e5cc2
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'school.hirez.io'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017003c965bc0000040300483046022100c6a8df2a12b6d70f4ff47a00d7c688c02fbdc46d05a6f792a0b5ccf68189db3802210083fe53ea13b957433b66fdce259d12ff3b3bc9fb560cd4d85cd1a0cf41b095e7007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017003c965b300000403004730450220679f883635c835c9e7afeb57a19823ae4736bfde0728652231ccb22b081c9091022100dde674a34171a610272fed13daf040b2d8d0de244a6186ddd26acc67395e18e5
 . . . . [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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