wichitaconstruction.jobs
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7b:fc:1f:f9:ba:4a:93:cb:c2:71:de:39:c2:11:b5:88:bb 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=wichitaconstruction.jobs
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:7b:fc:1f:f9:ba:4a:93:cb:c2:71:de:39:c2:11:b5:88:bbSerial Number (int): 303526720407776094427463653719035820214459
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: f4:65:eb:01:a5:7a:de:91:d8:cf:c4:7c:ed:fc:99:01:30:f1:62:18
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ee:e4:fb:fe:15:a6:c9:ff:89:fc:d7:f2:d2:95:f1:8b:7e:ef:32:1b
Fingerprint (sha256): 19:76:37:a7:91:63:1a:4b:45:e8:3f:a8:5e:8c:01:8f:a7:9f:61:4e:2e:76:2e:ab:8b:cc:d6:fa:38:6d:c0:b4
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate wichitaconstruction.jobs
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for wichitaconstruction.jobs
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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
wichitaconstruction.jobs
Other certificates including the domain name wichitaconstruction.jobs
(limited to 100 certificates)
www.wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
www.wichitaconstruction.jobs
wichitaconstruction.jobs
wichitaconstruction.jobs
www.wichitaconstruction.jobs
Certificate
The complete raw certificate details for wichitaconstruction.jobs in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGEzCCBPugAwIBAgISA3v8H/m6SpPLwnHeOcIRtYi7MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzEyMTgyMTM5NDNaFw0x ODAzMTgyMTM5NDNaMCMxITAfBgNVBAMTGHdpY2hpdGFjb25zdHJ1Y3Rpb24uam9i czCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAMi5gmoK9cGOkwo2QuBv +uxAG57m/vwM3m5CLLETDLBjIoAbW00jHc0lJ56qgoYoio/fc+AvZIu0MKiiyFb1 g6MQsNU4MwSdmRyMzIqaqQCQTsCOaIKQAbXMg1w0uS0B1g9JDktQVkUwk0Kexjqp 4bNnLim7fGr8VYMknX8TTTsc0Oj8Z57IRVehh4Np4T+ekPvj0u+30Lnb6/QcnBik yWbeuD5KJ8/crs50fIAvSN3HBntw7CNv7leFQ+wIM0Doj+bJPY2IHO/Svshtkn8S 3wWrnBhXKUrwlffzm0h1V23QsTfrpSjjurT2J5qXxcfq6q3eA7PJA5QjDXNzg+9d dC3373KJsUUVAq/3qGr+V+frufGR0bI4gXFWssYI+T728AAt2PmgI3fdW/7+1hek Nq5TsquDccq8+OMohoMBZz1tffAKdBPNaGvOTOAs50WomXkiHTeRAcUtha7SgCjl k/0I4XCrHDOnrreoKeKlrWN32u+djMQzjoWxkuXT5SiTwfUuC+9TXEjva+UlB81G 1lXY3LIgKlN5QTg73lvFLOAOdF5rD5gWmmlW17oBa1nJ4jstBtWiTLEVZFdoeUnS rjTUEB+PrupOfKU/DN5MgGgawJAmsiv5knd/Z8nEKIEVCsh6IFZA+Amq7YCtnbql qM0WYNvZnoXi5SFNjaOBbo+nAgMBAAGjggIYMIICFDAOBgNVHQ8BAf8EBAMCBaAw HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD VR0OBBYEFPRl6wGlet6R2M/EfO38mQEw8WIYMB8GA1UdIwQYMBaAFKhKamMEfd26 5tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDov L29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDov L2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wIwYDVR0RBBwwGoIYd2ljaGl0 YWNvbnN0cnVjdGlvbi5qb2JzMIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsr BgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlw dC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25s eSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4g YWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQg aHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQEL BQADggEBAE8jok9KUwptiRhqM3AiicOKej9mUB5L08n5S3tFdHi3kyWOyK7xfEPS onfvwnzSh3Phwh21SLmLUe8D4pPm1n392bBABckZbOfQUx753c24uRZTVm8mUCMH Jt3fVvE1/MeXp3qcEFb02mOLS4U+9Bw5GA74kbNc5MdSiz041NUQHtHSR30ixdqz L0uryGjazUApov2KbXNqXdl8oqHW6krINq5Z0BOjwvfAxXDOaSPfJLnfPF6r3sNT Kv8oQYj8z5Sm0iqc+x820rvhvQczcZpRDQi8FmmpVEhpyj/6rWAZODZJLxTN2sQV 9h5Y8h36an++QcDMVnbF0DzZ/Po7VxY= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAyLmCagr1wY6TCjZC4G/6 7EAbnub+/AzebkIssRMMsGMigBtbTSMdzSUnnqqChiiKj99z4C9ki7QwqKLIVvWD oxCw1TgzBJ2ZHIzMipqpAJBOwI5ogpABtcyDXDS5LQHWD0kOS1BWRTCTQp7GOqnh s2cuKbt8avxVgySdfxNNOxzQ6PxnnshFV6GHg2nhP56Q++PS77fQudvr9BycGKTJ Zt64Pkonz9yuznR8gC9I3ccGe3DsI2/uV4VD7AgzQOiP5sk9jYgc79K+yG2SfxLf BaucGFcpSvCV9/ObSHVXbdCxN+ulKOO6tPYnmpfFx+rqrd4Ds8kDlCMNc3OD7110 LffvcomxRRUCr/eoav5X5+u58ZHRsjiBcVayxgj5PvbwAC3Y+aAjd91b/v7WF6Q2 rlOyq4Nxyrz44yiGgwFnPW198Ap0E81oa85M4CznRaiZeSIdN5EBxS2FrtKAKOWT /QjhcKscM6eut6gp4qWtY3fa752MxDOOhbGS5dPlKJPB9S4L71NcSO9r5SUHzUbW VdjcsiAqU3lBODveW8Us4A50XmsPmBaaaVbXugFrWcniOy0G1aJMsRVkV2h5SdKu NNQQH4+u6k58pT8M3kyAaBrAkCayK/mSd39nycQogRUKyHogVkD4CartgK2duqWo zRZg29meheLlIU2No4Fuj6cCAwEAAQ== -----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 303526720407776094427463653719035820214459 . . . . . . . . [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 2017-12-18 21:39:43 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-18 21:39:43 +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 'wichitaconstruction.jobs' . . . . . . . . [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 818885112229210965403111545220840394143994672233413488676643092653589416445955878557586416224237327751787698054245152417414040036699897548372772862830132702465927253806164285994923825916926416542733039622529730287754718849637786104071602349928987219394310159097375251239380771635922057657876083482253694339458904923156517745474067027324255534459354468317275587180742608102099303723953777686780323221771352515676917695453396352345186805954107326937160720016569112563966237968225046403058750160091042660592245044312720541882586992716806089867497229699875085826139202375877884185308978227269488737196679648932684934523883539182033408321844676402218394921720686448994743333831279988108026015332847549826262735702514655053577464919597592979538576126678648549356379096634418066304857106130971224641801413104202937638613409302254101809176553072647029836202711123067421270846870224938994114132172270013179241399211405231812585570456067975855384097841789372266594084594215296708952775765449295730573146483303739093500362824840575213122904614215673411544198654345473979600878245717491921735376586740040665171024100966395138007951351533180502239344321829942875861654967746356026212400201030070669418608276358108210041701606343707262322215915431 . . . . . . . . . . . . . . . . . . . . [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) f465eb01a57ade91d8cfc47cedfc990130f16218 . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wichitaconstruction.jobs' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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