learnsailing.com

Issued by R3

About this certificate

This digital certificate with serial number 03:24:da:9c:26:ea:ae:1c:70:22:6d:e6:78:9f:7f:f1:27:aa was issued on by Let's Encrypt.

With 4 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=learnsailing.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:24:da:9c:26:ea:ae:1c:70:22:6d:e6:78:9f:7f:f1:27:aa
Serial Number (int): 273877605495150407456229613959697560315818
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e6:d6:51:fb:90:f2:ea:78:bd:d3:73:2b:89:af:1f:f1:0b:af:08:66
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c1:d6:e1:43:3a:ea:85:b4:6a:64:6f:59:dc:a3:91:6b:c9:87:f9:44
Fingerprint (sha256): 6c:db:c2:20:9b:bb:f0:d9:7d:70:4a:41:a6:5d:22:66:04:0c:85:94:10:a9:4e:a4:c6:ee:50:30:3c:c1:f8:89

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

Revocation information

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

Check the revocation status for certificate learnsailing.com

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for learnsailing.com

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

*.bowtosternboating.com
*.learnsailing.com
bowtosternboating.com
learnsailing.com

Other certificates including the domain name learnsailing.com

(limited to 100 certificates)
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
learnsailing.com
bowtosternboating.com
bowtosternboating.com
bowtosternboating.com
*.bowtosternboating.com
learnsailing.com
bowtosternboating.com
learnsailing.com
bowtosternboating.com
learnsailing.com
bowtosternboating.com
bowtosternboating.com
*.learnsailing.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEdg9DewxaTWlMF6B7pCW86Qor9Otx
JjYiFbQkOHQoDrCHmQCkAHuZ5ca6EhFefEHEEJ62VVTXPncUmHQc0S9VBA==
-----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 273877605495150407456229613959697560315818
 . . . . . . . . [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 2024-02-03 11:43:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-03 11:43:33 +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 'learnsailing.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004760f437b0c5a4d694c17a07ba425bce90a2bf4eb7126362215b4243874280eb0879900a4007b99e5c6ba12115e7c41c4109eb65554d73e771498741cd12f5504
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							e6d651fb90f2ea78bdd3732b89af1ff10baf0866
 . . . . . . . . . . . . . . . . [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 (88 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.bowtosternboating.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.learnsailing.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bowtosternboating.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'learnsailing.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d6efee213000004030047304502201c3dc8412f9a5c53456de335a452a4c66ae47bae603baa6e30eb761282ae6fe1022100ab30bfc0258373eaadd9e22d11b903d63ce53ccc1c5dbc4379e733d1cadc1186007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d6efee2520000040300473045022100ddb0aa6ae616e35862803aaab35fa7e1cc4f5936ecad11306c95b011f285682b02201dcba35a54f22ef0d56de705351e3a9b676872389de18191a705778124d7866d
 . . . . [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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