www.valerio.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:51:8f:ea:f6:2a:31:5c:dd:f0:43:bf:6b:f1:79:71:a6:35 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.valerio.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:51:8f:ea:f6:2a:31:5c:dd:f0:43:bf:6b:f1:79:71:a6:35
Serial Number (int): 289091029109554517958537132210624434120245
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 43:b3:50:7b:19:47:cb:f7:b6:5a:f7:9f:09:0b:89:df:e6:2a:7d:40
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 46:23:87:2a:8d:23:f8:e5:43:a7:8f:14:ff:29:83:62:a6:2f:ab:b5
Fingerprint (sha256): 8c:58:08:5b:df:b3:2b:d1:6d:8a:f8:31:7b:33:fd:59:3c:d4:c8:8d:df:71:af:29:4a:56:37:1b:53:46:ff:42

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.valerio.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.valerio.co

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.valerio.co

Other certificates including the domain name valerio.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.valerio.co 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 289091029109554517958537132210624434120245
 . . . . . . . . [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 2019-05-28 18:06:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 18:06:04 +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.valerio.co'
 . . . . . . . . [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 979509988606677474703331009735534710185036079168917360811036113824160927345168958832088208480761873915013733834902438038038391913273675827600141382122434114262425921734899541470636701237417839232072342317002565461009240776734091959421102163074977763416367586574291020477954152935367821999077993421592379436298285155761281147773518311321999075641846886855295496643837184927273905690514804790124727118350744465219927659587603429404313327942339925314702902721411342047993569670285324012578328657378445698113155780827071603512301017261035876067200464792017503798374759422599608145689553725605309218947931245342641224497781071353000661786137501048021985171143441243256541853656856734275501210853915098078656132584587475964572863090721877899196462374822146120281110669543988449910821617730907428150482661877741532868592337098008660803963570495208713423893162911709830279057894609671210349691045089912719892498444425977235517227600550073536748063673339712961002128940410810533386061615871662820869549184992181364572255917732275541344989402429160861650568209996717918165226297501444398996466708379822379830221194614137365086782276460978739833832449858220878728122946206731456706458524162755499433095905054478337792798510228810188938994371191
 . . . . . . . . . . . . . . . . . . . . [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)
							43b3507b1947cbf7b65af79f090b89dfe62a7d40
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.valerio.co'
 . . . . . . . . . . . . . . . . [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)
							00ef007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016affd5d19e00000403004630440220584c9db336690513f194a6fc48a90ec23779be5cf40605a934633e71377db63d02202109bb6097e61e9cdcf5659862cd853e122e3297ab85de23e58166950d84e4c7007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016affd5d3b40000040300473045022074d633d211273bfc021004322211409d3ad61af4239a9212620da06a23f0b297022100fbc66a2eab225232d502f74a0427f61ce5f6407a71e98908f6f2be29bf3de25f
 . . . . [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)
		0021d7b83ef1d1ffee0f900c88e7d6be2419ee8095e22c17488d5957fd6cfdc3cdb70fc47d8f82cad44fffd5d99dba9229b52eafbae3fad7e0f795875c720ff4de1b44888891b5d91eca8b13b17d9dd41576e6f656f7415b97f39ae78585c6207a808a30233ac3127dec9ace2cc2b65e9d116b2e344d9649839e030cbbb17cfe541cd029f64912edbec68398cd9f5838b69e2d7a6d58a07c8539019d7b007e030759f2bd5cd7f2e933d4cc6093214bde44c0976a41e5954292881549980429852641da24e60266cdcbc4ac4ede4fb0df6efa6a315d26207993b3e19c9cfa6fa901ea799095af48057457dfe4fb2651bc33beacd66d227e066b370cf6c64026c49f