www.ybuco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:30:03:89:f1:fb:46:2d:c6:90:39:5f:34:c5:e6:8a:62:6d 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.ybuco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:30:03:89:f1:fb:46:2d:c6:90:39:5f:34:c5:e6:8a:62:6d
Serial Number (int): 277675115344111462766288826319702950830701
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0f:b5:53:c0:21:46:78:90:18:d4:6a:d0:af:e5:70:c6:21:58:64:96
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 36:7c:98:57:9c:c6:29:f2:47:4a:4f:51:b0:01:a0:7e:1e:54:f8:17
Fingerprint (sha256): c3:b6:97:a8:f5:44:c5:10:10:4f:8b:b4:65:dc:aa:eb:4c:55:cb:8c:cb:6e:e0:ff:7d:3b:89:5a:b3:48:9d:74

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.ybuco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ybuco.com

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.ybuco.com

Other certificates including the domain name ybuco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.ybuco.com 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 277675115344111462766288826319702950830701
 . . . . . . . . [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 2019-12-11 15:17:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 15:17:23 +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.ybuco.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 827238556601848093710763050560388158098066540494133322518860471559957974332136193997305169393139004554366882201871120087872722606961190137262105670525044890398312571787432510160163203106179469689881287197897191156833171746261063987765244721781279344667687464319309817232131071152875551285381432481124491104875834627724640433722934163983421232356221583907527010605736411090015326436415030886936905497100671919347057948170089577188779696817927486147690518821774329942057015174538235363211274376542160891898011406120921681330399041514997707949127778132112301670212657852736700901190234238765098307964504800193743217097942468367598536674385482618341064351304731969409855024627295700231219332842609826970981667649023752604112520020683254051470854484831164225240169848292227569511821257118849051643996407809378978237036060120689834449114806614040679332086383776714679706232865025884361107908146521139183698258982392210076606458446528078307441373566303942937958173114264012274339004054210163670631139246345308747078015830736105429557755380924087218043639576303972631106742425865037547162539690264246014226208449383014881779696501480039914691498327663263129096518427318458805365580796537370120091980315308321367005411236156573804032416692331
 . . . . . . . . . . . . . . . . . . . . [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)
							0fb553c02146789018d46ad0afe570c621586496
 . . . . . . . . . . . . . . . . [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 'www.ybuco.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ef5c02e9a00000403004730450221008cda4e581ebd42e568574bdd67986921ff915e79dbc78696e5693bbc9da5980802201a6fda09a1668be9a996933451466564eab56483e1688828cd3457880ee6b8f4007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef5c02e8f000004030046304402207eea9db2621b748d075860f0fc920e45b10b27f56b5844bf0b3e62c79807e095022071fb002f9a1ec3e52e20f33493eb58d9e6d4afce072bb621ebf374dc0beecc2c
 . . . . [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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