www.viterbo.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a8:d9:b3:93:64:2a:22:5d:df:00:52:17:2d:2a:e0:e2:fa 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.viterbo.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a8:d9:b3:93:64:2a:22:5d:df:00:52:17:2d:2a:e0:e2:fa
Serial Number (int): 405905956255431720832314244561215273624314
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ba:c0:e1:f8:3c:66:80:bf:d0:04:2c:07:37:79:e8:7e:ce:a6:bb:8a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 94:7d:06:9d:a2:83:88:f1:f0:1d:0c:75:94:89:2a:35:9d:6b:9e:0d
Fingerprint (sha256): 2c:68:df:28:9e:58:4b:0c:2e:62:06:19:d7:f8:1f:60:a6:7c:e8:6c:07:60:ae:0a:30:24:8e:3b:84:c5:e0:63

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.viterbo.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.viterbo.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.viterbo.co

Other certificates including the domain name viterbo.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.viterbo.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 405905956255431720832314244561215273624314
 . . . . . . . . [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 2019-12-04 07:18:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-03 07:18:27 +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.viterbo.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 787651138429300362548101326328222802124846148909407255733169929863655833947826895097892671056615121011151106096646935153102710806099634052674451299857935612982545100964528213693356063418842783575407481666864477090497556834862082435623686551752991035408994906436017626561220081747603361955489238064301549095320874555918905550970243733323127386462150321246757463726934937746909744756488346079213605290684159188776254305933697653490212713662241730146279613924078982410091441927802192974421640668350503935409794480512614846051379112557189149328066364127800158673624954802937453707479531384060350094689469720620129255795866927257336256158410781423517508418272922729155832622301465548528407673563818629963404635978175034400770413627750975867738390607781163419241786052005968453041823189895817165274539892858232440726740518038146124806919891951279296096759997388750059304438836078778038811422212973590095315984272518882023930034639603009705687310231924866412322753030065155975982117757089487757320640463830574689564622310865236588106928106602919325339264321521667191400509784629585420953984833888490131228289309686056736239072685176864045971866004063503870991943074856444365429563178438987685277077580501682213114110367341161459047309730033
 . . . . . . . . . . . . . . . . . . . . [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)
							bac0e1f83c6680bfd0042c073779e87ecea6bb8a
 . . . . . . . . . . . . . . . . [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.viterbo.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)
							00ef0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ecffd33e300000403004630440220443298ce58e920e162d658dd5a72ad481e1631389caff58708fbf3f34a54954702204b4dad6318cd1de011c152fe34da8b150fe0d9807f8120154a22db425f812e7100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ecffd33e3000004030047304502207229e7e9b3b5fbcb1ac78d69f928138a1f6411733c8c1c3177ad4648f1cbeb30022100f1115d8e02c0f7b9443e5b3c3e6bf5bf6032cde4e5e945d333066d8051188180
 . . . . [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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