www.unifeet.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:20:84:66:0a:09:83:db:5d:a4:87:8e:31:bc:8d:90:4e:5d 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.unifeet.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:20:84:66:0a:09:83:db:5d:a4:87:8e:31:bc:8d:90:4e:5d
Serial Number (int): 272401881450051907450742390407896853663325
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a7:95:1e:11:6d:89:4e:ec:c3:bc:3c:98:5c:ae:60:db:34:9d:a1:83
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): db:0b:af:b1:c4:97:fe:76:e7:47:f9:64:8a:52:ec:26:71:eb:3e:f8
Fingerprint (sha256): f8:f7:be:99:1d:1b:88:08:e0:31:14:c7:5f:cf:19:8b:99:b7:c3:b0:87:48:ce:f2:48:57:59:67:a3:7d:8d:a9

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.unifeet.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.unifeet.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.unifeet.com

Other certificates including the domain name unifeet.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.unifeet.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 272401881450051907450742390407896853663325
 . . . . . . . . [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 2019-12-12 21:51:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 21:51:40 +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.unifeet.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 799138414253133715091343668864819707928481318813845325312370597262318641509922150456092582215240641363844631403104330094475931779741082670508374041988388318602539625019480720665800562388995943599025052252379561456788815937961781476085572700956927548680727530045638776880954738767351283357589269084972390739941982047093705979924697148969833513209397097495759113793879752086724941768406624822772553742809919428990923225663693445514614310713748260263855621921016338911229193108954945219618146992044592703229740727354806197490807221507127444107423409496987265689603269411651713668057360019048695563919331528041728705419478117448265101418981898969418094238851719136451026048645560586655371445944155435838250235088529505881529854312174764257200470202185585372626841726596862638919471497267860829426969671377345634186199774592963529346987280105005698214133170993460730228157664610254454346793823405554809948726330165753351999283578546227408137348471465375350215281127047452465332856448351835863440714595322242303484327773026180923770888353412176096751483118880841618901840800921436909066775010040835624592747109037328477807971836480559660727692689943739478498563977102668992216385585265822932417025912384065045066768119924647200296891150883
 . . . . . . . . . . . . . . . . . . . . [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)
							a7951e116d894eecc3bc3c985cae60db349da183
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.unifeet.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)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016efc4f86a00000040300473045022100d1ebd4eb5696db413e3636de26ff9183a91e69a63f58872e27114a9f59ea45c402203fcbfc4a42e2be6a06b0d157d530ca974dc4a964273046f324708966cd06cc9a00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016efc4f86c8000004030047304502200b578131ce13f541b6040464c03f790c774eeec29b0968682ec1b9aab4626e8b022100af60925df11bbfb0d61948453c58a21359bdf7d0f9b94b4f4000ce821024a8c4
 . . . . [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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