ufficio.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c6:46:2e:89:fb:96:24:a4:1f:e9:03:26:a5:73:0a:6c:a4 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=ufficio.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c6:46:2e:89:fb:96:24:a4:1f:e9:03:26:a5:73:0a:6c:a4
Serial Number (int): 328806054049609843958012696943085444820132
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 79:8a:33:10:ec:80:16:3b:ce:21:5d:c4:60:7b:f4:9c:c5:8e:7f:f7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6b:7f:a7:24:d7:54:3b:a9:b4:7b:db:92:95:d1:0b:62:53:50:fa:19
Fingerprint (sha256): a1:5c:81:68:0a:ad:13:f0:95:02:3f:fe:61:8f:15:ef:f7:71:54:af:15:98:68:7a:f4:54:ec:81:6e:ae:a5:c3

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 ufficio.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ufficio.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

ufficio.co

Other certificates including the domain name ufficio.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for ufficio.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 328806054049609843958012696943085444820132
 . . . . . . . . [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 2019-07-27 14:56:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-25 14:56:05 +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 'ufficio.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 794098263120024479465638496388304008878569612328720488010316399194214809594440312427075717758891863362103061175706961493541894223401205957052117686555539480649998204571887866192370543712794026535238593229512841702284967018487999814873426890272240848696562776415296073704497288595806457000921779435908214576950234505036663866836103048954069745300156409517734068832686825595707874453931531620944689770326842836674536731172305613427348614604796772067029127788356342886791098577084045025437996795957040894662295456035357681914162200336295234810884958488470296270072337554646900283218235187550747435274339035975360335647783055366011934832484142801545761797389171191080599537175875656055521606422312994648104302206433449526971670794652232037087895843496580042776036836792825132147130432928973596401449526169435075110458986197483370257182805385955677288017159266743590452675302638151047808237235885562138260068720858671409087398192071735729759844119514393114988197389581893413451199848881279329369591406765372594354404242036748375449499186921053131280717947739504836386385745020340602521615713731314509069277149489932448552584121203686896291171526642676867654066790889638471871123176546524528345856216602610570806615566732430116332960296639
 . . . . . . . . . . . . . . . . . . . . [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)
							798a3310ec80163bce215dc4607bf49cc58e7ff7
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ufficio.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c34257247000004030047304502200b398bf976b97fa19934087c08b4f563152bbea08dde2c42d4c6fea6a0be8fae022100b8180e60d7011efba7bddffe9bc065cd2e2445d9ff6d785ce00bce23ecbbd35b00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c342572650000040300473045022013687c061411b7ca95780d4c56a298e5fc52423853d0bfecb2ad8a32a1a17d18022100fa5dd4d7fea9c21b9709f630287fb651756e5fea4d547002e5819f9b38827fa9
 . . . . [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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