www.boldercontracting.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:9c:90:41:ec:26:f5:a9:cb:3b:32:da:c7:03:d5:f3:3c:94 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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.boldercontracting.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9c:90:41:ec:26:f5:a9:cb:3b:32:da:c7:03:d5:f3:3c:94
Serial Number (int): 401724944087131585269214467145655278320788
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 81:e2:d7:4e:08:10:b9:9f:1e:99:73:0d:3e:46:53:8d:2d:aa:22:08
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b6:6c:f6:b5:2f:ca:53:d9:54:e2:a0:87:6a:a7:19:cc:20:5d:ef:80
Fingerprint (sha256): 7c:7b:3e:27:27:d6:d5:e4:7f:5d:98:2d:12:dc:fc:34:44:d8:24:21:33:27:d7:4f:5c:da:02:32:a7:80:49:69

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.boldercontracting.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.boldercontracting.com

Public Key Algorithm

RSA

Key Size

2048

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

boldercontracting.com
www.boldercontracting.com

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Certificate

The complete raw certificate details for www.boldercontracting.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmbZguDv5XBQUp5Si9slr
8kXB48Oy0sKTEz8Io+oGLSmLe+SfZkKFMdaGsQAw6SxZf4FmFpLjZjWVk7Yp6BjL
TyQr0RquPsqsdyHVyS9532ssp2SEgIX3mCx3bQvmuAhfccM6aWeH2TFRBv+49WYe
3MaZBOFIf+V9zCV9AT0NHldvIPwYZLReOanIe51VwajWBQg1KKfz3PMC/IKL4U2/
RN35EpeIx/yOYDmQdRrFNo7XQx0RlrIG5uN/TIkouADB4Q63htgriA8uyazAuMoR
JtY62XashWCCym/fIrXiFhon/1F5F69xJo9TAz0kyk+n0zcOfyUTpu0XS5W5zCtt
NwIDAQAB
-----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 401724944087131585269214467145655278320788
 . . . . . . . . [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 2019-09-12 15:40:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-11 15:40:41 +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.boldercontracting.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19404394510386218703433951072485643735372063267677998008943008791454906770678386339522343419863603221944860899063868277767490031338356140501463154252721540371519017237233438236577872018755909987858602539762636285848676653013857764262877894844536519705387016533880697009748562309433038572800978391245286396931256535053529962555714513120978272653171795165597899530098173781520971130124356142069553632102982344581162563052170814449277496916890926257251269455827791011654327844262702826475552547419620189461641764028211022596825243511759277870975311997612880629132991124112619388259437724794651327934611515325680699796791
 . . . . . . . . . . . . . . . . . . . . [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)
							81e2d74e0810b99f1e99730d3e46538d2daa2208
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'boldercontracting.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.boldercontracting.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d26592c280000040300473045022100e9a34ef672c3ba0474dd31e9b9fa5146b1c93562ae909bb0f2d2c6eb21a2215902204f41b5d7b88c78eaf1f27516fd8f045b3503c9383f2db0d9fa6ea6b47bd0c61800750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d26592e0c000004030046304402205b49cf836d72ebf91cda3f953241fdf59df4d4403b43f1171dea85b3edd618c702201efa3bb2f653271fc7cbcfbbfebabb2b3d74be9f1123aa6782040e9a069715fd
 . . . . [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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