ataui.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a9:a9:89:25:47:90:5c:5f:89:22:fb:87:ca:07:da:4d:1b 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=ataui.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a9:a9:89:25:47:90:5c:5f:89:22:fb:87:ca:07:da:4d:1b
Serial Number (int): 406182215368755889353080551196687049837851
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: e9:92:06:82:50:44:21:d0:46:6c:b0:a4:31:0d:c4:1d:9a:93:89:87
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9c:c8:db:6d:0e:a5:74:d9:08:d2:c9:c6:3c:b4:79:13:c1:27:2b:ce
Fingerprint (sha256): 36:d9:43:08:71:84:92:ed:e4:a1:a3:59:80:fb:e1:a7:76:14:9d:ff:79:3b:bd:71:31:2c:96:b9:a5:39:62:ed

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 ataui.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ataui.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ataui.org

Other certificates including the domain name ataui.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for ataui.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 406182215368755889353080551196687049837851
 . . . . . . . . [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 2019-09-29 18:15:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-28 18:15:45 +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 'ataui.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 764992480704605295376850982597338571340363032432882671362317496403019682347016827052554682078303982228724180593218301844483999033714672331936831868900738671341168622857710529318813247485492805676742473154077186073595040798056141129512201192389294199325958604226678678121934788457544205782684447387954525727105224955240648884958558270966836311535446325664552126085353129715829757463218301881557408709562049337886644384780287119181723436246743739176549112614051147041449303579566661192335022206886588681376294412931351436792395412736316470591813988865468517463771181657621661267167484531457820837039995461264973351934623510039221126340183556034373448197409930964400281515498321397497360103794364404128795960912517991263490496197815140225632177486387357324795842802829747431558312070201535369746027878056282336594344255795423897199469755313614807787628840992192969617305622142803153691308050521453806649611058653799469663598719938545675329974723427174263572803963291797967432663924095050692855210516040467074781259229744007208119977657159963972743983396684819799338557920574591633606125686779747309579739159809857400148075150248349365661113239692420632217313303479996338406105117528476675618880961447881248285327170664387548687318585211
 . . . . . . . . . . . . . . . . . . . . [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)
							e9920682504421d0466cb0a4310dc41d9a938987
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ataui.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d7e733f940000040300473045022032689ebc48ff7e0391f9d6cada852249e3f06636b7886cdd677d6276d36ed32c022100f55cd412c0d806a916b8ed0ba151309f1a00eecfd78d813a5e41a84afb87af1400750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d7e733f5e000004030046304402206a15be28fe3db97e91b7975a0d5c7b56ca651d833f2362a5f18ce94512e36bbf02205483e7f10e29e4835757d3e98c952902f30a4fe7c7df4737c44da51bcf1942ec
 . . . . [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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