www.mechanicdurham.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:14:c2:e8:f2:7f:4f:da:16:86:3e:7d:d5:db:d2:ea:98:9b 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.mechanicdurham.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:14:c2:e8:f2:7f:4f:da:16:86:3e:7d:d5:db:d2:ea:98:9b
Serial Number (int): 268401584896182776659481153339632181221531
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c6:09:5d:d4:ae:9c:ba:b0:bd:87:ad:ec:59:15:b4:6a:08:21:7e:2a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e4:a6:cd:e6:94:67:09:a3:a0:f6:16:4c:f2:fa:92:81:0b:9f:97:b6
Fingerprint (sha256): fb:01:35:b4:e0:66:72:74:8b:d1:3b:8c:30:4a:dd:1e:9b:a0:4c:85:6f:17:37:3f:a9:b4:4d:a7:6d:d1:9e:3f

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.mechanicdurham.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.mechanicdurham.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.mechanicdurham.com

Other certificates including the domain name mechanicdurham.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.mechanicdurham.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 268401584896182776659481153339632181221531
 . . . . . . . . [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 2019-01-21 20:39:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-21 20:39:48 +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.mechanicdurham.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 854365359813015507411529791742173078096232170551202477665285554486602897316666180990480034764149996002698403332476263767481341875332763477104876588080560419049462596033097412549951348448883514023139488225731823568954950577756763622530782655994607419618257091582673090750772908708634602113414405245269898260479148600823980758210073291724230753855987308244466068020794186575217631774644420735800291096536525520401012112032269166618931865627497973131827925775527915319061686260502941991147677891772287024298291524210547789755302429975891098823057747407172521768230687182590680650293532741966609326837119878679144402971469429962466607952791902334873782676992686178603759708238690755721012237956241948539513623954575624987623680684344116039990887814380370379899599600487196269296341950211126888892661204968780215867216307967302179018214726775308790834385776229817072256080873341014468894701062368911749646446419084390670122122342591273221439558396801602110545241588757431847119062422739093937623856699174580732547964295308516420283310369622307362725183787905148867025155076501754642873736139601444352342999584756287931143313794164580818275947967317964238172182731301840936118011459138624609104458959744829178230602983542878633413856918549
 . . . . . . . . . . . . . . . . . . . . [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)
							c6095dd4ae9cbab0bd87adec5915b46a08217e2a
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mechanicdurham.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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000168725af11900000403004730450221008a5b4b64a1081ef93eab935ecac84060cc2901a7bc065f6bcd2131f094225abf022031f5402531421173636da2112eac1e7c85c6d96b271c4cbd19367523572712ff007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000168725af12000000403004730450221008d7626acbf5737e4688ba9bb8fabd3bdcdb1bfc102afee3674e8e6f1e28f74f402201eefe99e1b44c21ade47501d33cfea57c4961f6e75aa0ffde4f56fc0b35690b1
 . . . . [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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