medfordkarate.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e5:37:7c:3d:80:96:58:d0:c6:d3:de:7b:88:85:7b:ef:c4 was issued on by Let's Encrypt.

With 6 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=medfordkarate.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e5:37:7c:3d:80:96:58:d0:c6:d3:de:7b:88:85:7b:ef:c4
Serial Number (int): 339335272452168997512063140238859007946692
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f1:32:67:fe:ad:25:e4:33:31:1c:70:e1:30:bd:f7:ac:ce:72:a0:07
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0b:8f:5a:6e:d5:46:e0:10:d9:e3:6e:e0:ae:b5:18:df:fa:7c:09:c4
Fingerprint (sha256): a0:74:1d:20:c1:6d:f3:a1:ef:1d:d6:c7:ee:46:05:89:10:dc:09:83:0b:60:3d:5d:09:fb:46:d5:1b:50:10:1c

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 medfordkarate.com

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for medfordkarate.com

Public Key Algorithm

RSA

Key Size

2048

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

mail.medfordkarate.com
mail.ryukyushorinkan.com
medfordkarate.com
ryukyushorinkan.com
www.medfordkarate.com
www.ryukyushorinkan.com

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sni.cloudflaressl.com
medfordkarate.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAseeVbZx/+UAev57p/CfA
niAK2VNGzJA1sxOKcarYn5kJeK/1prlwjaPWloMfL+HVygMWVpgaZDf/DoY108Yj
jV7fMPdXfzF+gAxw0PXz18RKLvNhPGmTIXIZHmFJIeBdulPrFH063mEzClRerghv
U48PprMPdmLqveIpowy2T9CYwJiqH5FjzuJysoyuCu2vWKuq/ouuXX1SVLn09jZ9
AUYxB/821nUjhW/ZySHWsQ+fLCLLeZqCpnxhmUjLC6bxz27QgJts96txf3ukWBVk
qC3D7/sVKIezaeZDGE04hnVJhTQeE2i+bWhyUQ17e9OnEV2fUtY82aonEaZK+irk
WwIDAQAB
-----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 339335272452168997512063140238859007946692
 . . . . . . . . [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 2018-11-23 11:07:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-21 11:07:37 +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 'medfordkarate.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22458378159553792878362654691448018212469034863648582841858539191098307216866595635852259890633378139797436179787970483681477700618049595420647384067281902089326631132864984661778074608913050088607980997837023090174913388664272234244815145888042908402030668862442358655002710622019059844275568417592294178507241490859728534959599056589728447474506454503010381770913309864843984415892731695037567800929444755112658504547059922046305058324482600204753104709924977460563799752722779206490783136133687860158224952109648813329443297106757973335446727628564157212196559789898969075229973020047620266325054393456581518484571
 . . . . . . . . . . . . . . . . . . . . [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)
							f13267fead25e433311c70e130bdf7acce72a007
 . . . . . . . . . . . . . . . . [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 (141 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.medfordkarate.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.ryukyushorinkan.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'medfordkarate.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ryukyushorinkan.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.medfordkarate.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ryukyushorinkan.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 (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)
							00f00076005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c000001674077e1d500000403004730450220521a278ca879492e419d34b2144d0159a41035bd6d91babc5cdf05ce519e34660221009f85dd699edae23808b5da458cac4f9c2c153da3b56f200a43e7a2801a6bb1b4007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001674077e0d90000040300473045022100fa4b97b045af27126fd70a8bb3a99845c8b1f83a78a0da5734348c7147d10f7e022061dba851fc23b48855fa796a03be813119921180b9c9d6fcae1f4f12a7e75181
 . . . . [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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