boldercontracting.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1a:f9:27:bd:5d:bc:78:8a:d7:0a:bb:c7:7d:aa:2a:ba:bd 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=boldercontracting.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1a:f9:27:bd:5d:bc:78:8a:d7:0a:bb:c7:7d:aa:2a:ba:bd
Serial Number (int): 270515383446555030013140457141804066323133
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e4:b8:01:f1:6f:52:8a:b1:29:ff:ac:e9:d1:6d:c0:19:21:1b:53:a2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 74:c8:24:31:e7:e8:6c:31:16:41:02:15:e8:11:52:bd:1d:4d:cf:48
Fingerprint (sha256): 8f:fd:12:4e:d3:8e:99:ce:a0:c1:4e:87:ce:36:05:82:d7:da:51:90:a9:0d:17:e1:55:2f:d3:e9:19:a1:55:82

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 boldercontracting.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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 boldercontracting.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxAQ66+T4xrp3Bb7w3sCM
QdPTfWsGf/QDdOakLJ9mw8OFsEyEJPxb33lMpVWPHlKiIKPl1zLFtKLv2bEhEtaR
bP0R4flHL92AEypY5PuZydg7kGXMtO0In1SRkKjsfq5Cb41V607A6YNd+IPb44T8
A6lwYhvkdW8sH5ZMwAYbB8mt52UaJj2lmbSppgLS+cWAVQ9t+QSXdPni+3Q+vrRZ
UpgyfEivLbTOThthX4MQp9IoKH76HCJ5HwpgJ1PYWo02TQQTjjfYKLsY0Z3/hVe/
bdpR8t8ez5x9maKFcDI4lq+Tw4qtBs1IhvOsYlygo4dtwGxg3c+M6RHNFso7LIUK
9wIDAQAB
-----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 270515383446555030013140457141804066323133
 . . . . . . . . [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 2019-10-01 00:13:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-30 00:13:18 +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 '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 24744793743956738819318455407884373812376112871958718090421743329254797698934262364199196149044428800404364933927343124171906402921039698263209578704155729702313322587591002211579252963036889086037862891965608507526771918713536328546443767341361858799145710499728776339000015467149735333294011767736151849361203500936811233575773763275389841481582358065812221639444350099422378920188029993180593348349614180235554403412656183030663132599104273018136498863141858269495288015288016869071657887515167146046675457497612725447764395750642630419574705623309021479027065273881115285951351561115154487112957584983940665772791
 . . . . . . . . . . . . . . . . . . . . [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)
							e4b801f16f528ab129fface9d16dc019211b53a2
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d84e0f7260000040300473045022100c10fb7c6375c8fc36dae81ad65302ea9a589aa65a0588aafd3be99a005e547f30220762870e633e0c5e092e26fd6b373ed6eaedb749bc60f744ba4629e89d8e5563d007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d84e0f745000004030047304502200a0aeb075b2bbc5a4363c0249bf6bd998cdd172bebf54b7bf0bb5bda2fb8f66a022100fbd474e863a0ae63595f67d8d35d031e050911f38990b472efdc7736982c9c6a
 . . . . [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)
		004b57a6a0f8b701f0f7afa6499760776405ac935d826cd2361974f81aa2f1d8ee535b20f41cac1365d9c5267fd567f5a80ee4e507ed7a612e89e0fd9168df41cf28c8223fa2cea15e5184130a11c10862a6feea746121d135246e6fc684d1a6cac99aec15e9a9821a21c822c0aa024f6b9ba39c1439bda039a6fa15eede748b392a4d83e84693caa40e015b6010254c1006af800e988baf9bcde41830202db96b930b78ce8e3852337d0960dfd52c8aaf4dd025b3b77e633a8da59322bcb9ce8e5f8cd8e126f1028a70defc5766cd92b9c9cfa1dfccd1afa4c44c601633cd3b3fc108362e84f47c6f71574611114a0c22170388b928d19b4331d11f1756b789b1