downstair.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:18:4a:2e:9c:08:f7:a4:c4:18:21:59:62:a1:ab:82:7b:ae 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=downstair.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:18:4a:2e:9c:08:f7:a4:c4:18:21:59:62:a1:ab:82:7b:ae
Serial Number (int): 356714525415253451543346328142006376889262
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 96:83:26:12:26:7d:44:71:af:20:6c:3b:14:c3:f4:bf:56:e1:09:2b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6f:dd:35:90:b3:dd:b0:eb:ec:59:9a:95:93:e7:70:fd:37:28:89:5b
Fingerprint (sha256): 57:37:c9:b6:66:b9:e3:0c:a3:10:15:43:95:85:1b:ba:dc:15:33:60:73:ff:06:45:14:07:cf:6a:63:90:60:08

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 downstair.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for downstair.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

downstair.org

Other certificates including the domain name downstair.org

(limited to 100 certificates)
downstair.org
downstair.org
downstair.org
downstair.org
www.downstair.org
www.downstair.org
www.downstair.org
nomiliberi.com
downstair.org
www.risolto.com
downstair.org
downstair.org
www.downstair.org
www.downstair.org
downstair.org
www.downstair.org
downstair.org
downstair.org

Certificate

The complete raw certificate details for downstair.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 356714525415253451543346328142006376889262
 . . . . . . . . [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 2020-02-25 14:45:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-25 14:45:30 +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 'downstair.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 759027171173041836000339084671283830744858194817789370140379021285514243800501956704353856049603066835955531985287988298764237484816850874207199129539567877407037498871267214922603186194454884085966370382084189360470869909483030028494933790211440664357823390013129806142398760481085799875382061770174817703498472000895556804427416805946363654257343067804994821335346365560988322990506138562806549745003499266488917252525890942677973765776765573048762014346264024785326086554531700542830182956708633341335530381000014301373045487845558358998593206550906668476200873671837829009701062349290497269238907972180309898236429282895121027401674635460802230875782296769810744714563867839921690850531360119103520679719196875363854319645514325193119994085835123562071815958552044589975911201396540501931003573015415658660513109100478355005670683486920785317464315474049000845713777874687806738475767009076895734918577705565080034079079495521101845107769239305327659430032357508055911478742590833135480086944840626810216738294736054554638983767846742115216746289751756700663107021097827421911441348573054853107404401162700604167748036669686376167144004248737924018909019030066989534066798498936901147933383350937314170923715858103427550090058881
 . . . . . . . . . . . . . . . . . . . . [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)
							96832612267d4471af206c3b14c3f4bf56e1092b
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'downstair.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)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001707d06519c000004030046304402203abc105d6e58501eabf2d72f4a2702d1b0c1c2cd909a0db8966fd5c8b54750520220253b7818c11f0df39292a75540b0822674762c3502663ff83513ec0a8e510fea0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001707d0651d30000040300473045022065ce2090d8ad8eb06c3788627eabe2ab52160ddb8d71180192e9948a02fac9ab022100a7666127040a1dce2a3e9afa2b8438637551db8f827762b802848030183f3dff
 . . . . [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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