www.ot10.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:cf:38:a2:ea:4b:05:f1:ad:68:80:8b:1a:7d:3a:4a:1c:39 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=www.ot10.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:cf:38:a2:ea:4b:05:f1:ad:68:80:8b:1a:7d:3a:4a:1c:39
Serial Number (int): 418962876351558085492502040704733210614841
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d6:40:42:a7:86:47:f8:50:2a:07:08:e9:dc:11:f7:68:0f:f2:60:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 54:99:c6:9e:d4:c1:24:35:cd:38:af:ed:2f:a9:76:6e:e4:6b:5e:dd
Fingerprint (sha256): a7:2f:d8:5e:b5:6a:0c:a3:a0:fd:6e:3f:8a:27:8a:4d:21:b1:3a:da:66:7b:07:47:d1:47:fb:cd:cf:75:39:d5

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 www.ot10.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ot10.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

www.ot10.org

Other certificates including the domain name ot10.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.ot10.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 418962876351558085492502040704733210614841
 . . . . . . . . [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 2019-12-10 05:57:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-09 05:57:30 +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 'www.ot10.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 751915463185360050482080850041381723639351882889015428194148852229328203588058660578430060570897358795108106206679779116381788510900878186134319034801897483810942921154053765308855766951436941215691233854738374630775660388976430881182145106049153279125434364577221736043031029025183740471538220841554371851791724295323179812548188167215751189210392072288350791306298009034994414187895219755401906391045394245839674368658367944131285842618290039982835090602924527950878685087231947449315794709705778313391049662287773255170381652191095823800998311241066544231026820068158382947683203316532073418725315013873844453549429490822938208911639019688481810414710330643729961857151764633505591433393902244348699664970626190830560605475206992158676373671001848556180709774213775785068816189411497685763283379936094000008520395516445022754119342492565951529592764048908669681896919168229166855552571057342175548213346999303126896151884901502672793250591971282413305327585242046903057862014493853568846990054183272841722337627133931108473471188471968892466606718672300545142869700009240515369761902113159909972238449429158040839143494992871808075256441433405772465217630362849074415368242729522601534331681956170667097808773140965848916340477203
 . . . . . . . . . . . . . . . . . . . . [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)
							d64042a78647f8502a0708e9dc11f7680ff26058
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ot10.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)
							00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016eee993e34000004030046304402207d06d946f6e1a4e563e96642da8dab117e670b9bd74cbaa717121c8ff11a4efe02206310771d276db161daedff82b3d5264ebde8fda1f86d92b8b272f1b4d29ef16c007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016eee993e260000040300483046022100ed26ddd76f5043c830f1683d8a99436ff4231d49ec05f755cd68e678ed7c90f8022100cc68bc42d562e1a14871534a61e34312c0c6d398a243aa71150bd37da1258737
 . . . . [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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