www.crimpmaster.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:12:b0:a7:10:35:84:53:e4:dc:79:74:d1:1d:7b:a1:62:28 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.crimpmaster.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:12:b0:a7:10:35:84:53:e4:dc:79:74:d1:1d:7b:a1:62:28
Serial Number (int): 267696751969449752506646251956168812487208
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 20:07:fb:7e:a8:cd:24:ce:73:de:6b:f7:2f:b7:7a:4b:08:73:fd:38
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ca:7f:d4:e4:f6:73:2d:42:1a:7d:23:bf:18:94:dd:98:6b:4b:9b:d6
Fingerprint (sha256): ee:27:a8:ab:3f:37:50:a9:97:4c:eb:e4:c9:70:8d:70:3f:f9:bd:5c:25:32:31:60:33:c1:23:4b:c1:65:9f:09

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.crimpmaster.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.crimpmaster.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.crimpmaster.com

Other certificates including the domain name crimpmaster.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGXzCCBUegAwIBAgISAxKwpxA1hFPk3Hl00R17oWIoMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwNzI3MjJaFw0y
MDAxMTEwNzI3MjJaMB4xHDAaBgNVBAMTE3d3dy5jcmltcG1hc3Rlci5jb20wggIi
MA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC1OB8UdjPuBmLBlgSRwhnfaQMs
PISvOcJ1CFXdyqaHKFmn5AsqsWO1jCVQy7dEVPevdhpwAi/yLiHKskdtCzqIMx5G
XUDgOKX+ioUNVqAiwJ8XHKrmidkG7T+MXjL8oZNrDzZTmvZxVgsnXcxoWoWJ5jFd
cuZgoOcru9DcUW4l8LoVreoEzldETzFlPb9sv2TdeSewFpgNHroY0sH5Yes2fU5f
gB/dNQb4tYlwt0Oj/tmhUx/P65r74Rea4CySvxDRCxWhIAKMdhKmkrEuVN73ICes
j9E2buPSQ4ZLuOA2Pnq4e91aYsgScTcqaT0lmsA0tqV2Nhrp8+Tmwq6yRDh3PWCb
3eIxbwjsvez+4enu2opwMkwULISHsmikLwJRYssRURUVSwMc2+DVTwzaL30qagh7
688MrZyHGF+5Q+PwGpllox6p2+DQ1y+N1vMcZdxwA/jOrQc1Kjzu3NNbfzWtZPYX
or8on3rPJ6vSgLi8RCZ10VDdQGJGyQJuSCUytQDRo8khqPaWjBf03zzUDJDmeplQ
+0KHsVS11G5KCuSiJz8nFKChl4VSR6oH8o8u3MCx9FqpbIK70NHUln9kHUSdlqHu
EyrC77g51O5QB906uw6lp7tKBDHk323SitIIJzxeXmju4K7+jOa/zqoQFtr2MQxl
LuZWgex+NzrcrhvkRwIDAQABo4ICaTCCAmUwDgYDVR0PAQH/BAQDAgWgMB0GA1Ud
JQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQW
BBQgB/t+qM0kznPea/cvt3pLCHP9ODAfBgNVHSMEGDAWgBSoSmpjBH3duubRObem
RWXv86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3Nw
LmludC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0
LmludC14My5sZXRzZW5jcnlwdC5vcmcvMB4GA1UdEQQXMBWCE3d3dy5jcmltcG1h
c3Rlci5jb20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAm
BggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEE
AdZ5AgQCBIH2BIHzAPEAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFF
WAAAAW3EOqrsAAAEAwBHMEUCIGEdI/ZY9aydj0e8TjYgMDSS7fgSHiZmhkNpFM5N
Etv1AiEAkcUtosObE8r5hvGLR2qjIzvpGNfcKCldo4D3G0sgHuAAdwCyHgXMi6LN
iiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAW3EOqrrAAAEAwBIMEYCIQDzfRKE
jy6Lctux21bOK2U1thJ8DYlMKJxi7bCjy0XTGQIhAMFdiRJ8AQNaJ2Y0+EFHf9uq
SJh+tok+0ivCEbrhUWA3MA0GCSqGSIb3DQEBCwUAA4IBAQCGg5pxkufDN06Z8LV/
DI3PDdCMe09PT1Mqr9LbBK05zWjzMwUlJQdoGvd6PRM/1r9gXj7X9t9I7oLTaE6H
xjLc4q4Zzr22WZWYDpIsr9JkqeSu4MKA66jOjqdAdkX1YwSOPEmGFBmVcJR9jKW0
7D6rL7ZtAeIcwYAP1fIgJLota0F33WBEddXNDGo81O+pcqSz1VN0hXMgn0Qofi1K
pq9IYUIuCUQt+vNKVT1Bu93ILnQGMB46UnG8lAb/JBaURxoS7gBUsTiVgGiVFatk
v1uBf6V2oKNINOsQp8dC1ZULRgWi8xYbAT1C251M7cAjnxPB7Cc2WZmf+92IIoVn
E6v+
-----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 267696751969449752506646251956168812487208
 . . . . . . . . [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 2019-10-13 07:27:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 07:27:22 +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.crimpmaster.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 739309933190390786900522563683641586811686760740033811217242388959307109503818847315089966264909354648954675097088337153620496626216008256586233143894149081608437664655521883414416187630618095072819526177889808773182239813144912211767118944549736692976962968035254857076887625860581897299747647641551107507511173173843414088528139543012370792720323058875280691058716332312610634541574266550349310167043288793286739269261472148567032458891647181113425422007281805391840818001674178985393751733101176243004979406758164548268600582576268807195023771367612283805630728727700504393365010381212029487441689621961707586308419989789582405686905360572582917680023688564120737796243717418037354227023653682088634937381344935817106517234102847823866675989894440319026192466191034291714024841221903029725161744591830186847446228319395524924060099744919194553202667231709912368659162513626672240425992198448471158349650318433399107150557613528969774182067769235015070284144354225262422435222232714105278530376403401942877948678644605852469239457422085992339103727647529192017011332882578837375283225046133552939777907732165134970748459943680738259809245577212755061593523466011149203713639542002160027485281987341548860385194644187842814372734023
 . . . . . . . . . . . . . . . . . . . . [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)
							2007fb7ea8cd24ce73de6bf72fb77a4b0873fd38
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.crimpmaster.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc43aaaec00000403004730450220611d23f658f5ac9d8f47bc4e3620303492edf8121e266686436914ce4d12dbf502210091c52da2c39b13caf986f18b476aa3233be918d7dc28295da380f71b4b201ee0007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc43aaaeb0000040300483046022100f37d12848f2e8b72dbb1db56ce2b6535b6127c0d894c289c62edb0a3cb45d319022100c15d89127c01035a276634f841477fdbaa48987eb6893ed22bc211bae1516037
 . . . . [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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