gumst.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:4f:28:72:05:10:d9:99:20:87:3d:f7:f1:23:8c:c3:e9:3d 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=gumst.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:4f:28:72:05:10:d9:99:20:87:3d:f7:f1:23:8c:c3:e9:3dSerial Number (int): 288272925926455190143622814897580372388157
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: da:9a:ca:22:04:a5:15:44:04:2c:fb:37:93:51:50:9e:14:0b:6f:d2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): a9:d3:bd:53:f6:e3:bc:2b:2b:f5:d7:b7:a0:64:9f:8d:25:61:9a:a1
Fingerprint (sha256): 27:03:e5:ba:6a:67:0d:81:cf:1d:a6:d0:35:c6:9c:b8:f7:49:3a:80:6c:b3:c9:b9:e5:78:8b:7d:9a:59:63:26
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate gumst.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for gumst.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
gumst.com
Other certificates including the domain name gumst.com
(limited to 100 certificates)
gumst.com
www.gumst.com
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Certificate
The complete raw certificate details for gumst.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF/TCCBOWgAwIBAgISA08ocgUQ2Zkghz338SOMw+k9MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA0MDQyMzQ0MTJaFw0x ODA3MDMyMzQ0MTJaMBQxEjAQBgNVBAMTCWd1bXN0LmNvbTCCASIwDQYJKoZIhvcN AQEBBQADggEPADCCAQoCggEBALa8v3WmLfVvaHVGMkuVIemPmu2IoYL6YcxJbfYX 8iXjvXpC+G77IAsZtuf815BIw6xKcsLzRAPmOh/RKxw9hoGrP1/jF8+qou4l8/Wz xxyDyELUFH9qnfrpZXk9ptyaJjtbcFFD6EbFDQa7f2JXKYkgBK7BDAkEW2SWs8Mw +kQEZyKuWgHGVtFNd0PnlBWM3JagqthbvG4Rudi3BMYOAqyffWUBeMddMvsefS8G oi+DjIlDJRQdFpJjZZ33+B7cKBMZxuZpeHRDs+2oDQF1gC/PMP0lg9CPjVC0X4nh VN84n9vrFsbnf+w+HsG+g2xE0/Z4m6Aq2NJcYfwzCAA1McsCAwEAAaOCAxEwggMN MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw DAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU2prKIgSlFUQELPs3k1FQnhQLb9IwHwYD VR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4G CCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8G CCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAU BgNVHREEDTALgglndW1zdC5jb20wgf4GA1UdIASB9jCB8zAIBgZngQwBAgEwgeYG CysGAQQBgt8TAQEBMIHWMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNy eXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4MgZtUaGlzIENlcnRpZmljYXRlIG1heSBv bmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJlbHlpbmcgUGFydGllcyBhbmQgb25seSBp biBhY2NvcmRhbmNlIHdpdGggdGhlIENlcnRpZmljYXRlIFBvbGljeSBmb3VuZCBh dCBodHRwczovL2xldHNlbmNyeXB0Lm9yZy9yZXBvc2l0b3J5LzCCAQQGCisGAQQB 1nkCBAIEgfUEgfIA8AB3ANt0r+7LKeyx/so+cW0s5bmquzb3hHGDx12dTze2H79k AAABYpNC0PMAAAQDAEgwRgIhAPjHivO1bB4KWtLkALsXnE2xLetjFurZRG3uO/e4 cYogAiEA8WHU1MBCBV+PyNeJJRkNzFhGG+C9+hAngyGV7aL1nhIAdQApPFGWVMg5 ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAAAWKTQtD1AAAEAwBGMEQCIExoffLw +DlnuPr0mwArIo3UPOEg0Nx5K848Oh5grfq0AiBIPAQBu8GD0nmKo/JHXQ+lLB6g vsMo9oqAJ/x1h1ypwzANBgkqhkiG9w0BAQsFAAOCAQEAb3H7nRBn8W38sLa1ScB/ pIqsSRUm5U3NVx8IfO3kvass8GILNX1ZkUYZiGrVXVotHv8eKFrTy/QWdJE32YVx A15FdFgKF4lr0U7BxPhfSSMQvP4EyFYz07wrlXz3dIQs1cIiC4p3W/6fBGD0MebA 8GgN61hUGE/dsRDFTVSrceeFrwne9sewu6mBGHwYRcB6J1d1LUXrYZzIyZp1uDdf i+hiLl5KVNJtrytONA2q5ahEqab+LoDSP6O87TxiV69FMqV+S9p9t/TIFZ5E2DdE RaW5DuQpchZBhi1yBGhIaU9l0ekFnHi6w/DpSBd+ZF7ojT1QRPIhAOa/IlrSpbeS Bw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtry/daYt9W9odUYyS5Uh 6Y+a7YihgvphzElt9hfyJeO9ekL4bvsgCxm25/zXkEjDrEpywvNEA+Y6H9ErHD2G gas/X+MXz6qi7iXz9bPHHIPIQtQUf2qd+ulleT2m3JomO1twUUPoRsUNBrt/Ylcp iSAErsEMCQRbZJazwzD6RARnIq5aAcZW0U13Q+eUFYzclqCq2Fu8bhG52LcExg4C rJ99ZQF4x10y+x59LwaiL4OMiUMlFB0WkmNlnff4HtwoExnG5ml4dEOz7agNAXWA L88w/SWD0I+NULRfieFU3zif2+sWxud/7D4ewb6DbETT9niboCrY0lxh/DMIADUx ywIDAQAB -----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 288272925926455190143622814897580372388157 . . . . . . . . [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 2018-04-04 23:44:12 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-07-03 23:44:12 +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 'gumst.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 23068446556810455556728343755136785666451317610680948748415514003955831483834074159772317062988471877122170372044255404455387186406257911863309360754021713225680581823610386914271712371246854585701351744477177995015898067979225858723023292577137143405073991221263372547053294105512864875671019694194692878362813991501332847196496910331420405888611853602657132886224737828526269725807459755247042729978799558491778723774907419033097182565254119140484322990721966545577086896637894701112310566988098352837990853493344722522480071540064567285525777056347936748760008871638199997844903793317453683575371233134943933903307 . . . . . . . . . . . . . . . . . . . . [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) da9aca2204a51544042cfb379351509e140b6fd2 . . . . . . . . . . . . . . . . [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 (13 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gumst.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 (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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007700db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf64000001629342d0f30000040300483046022100f8c78af3b56c1e0a5ad2e400bb179c4db12deb6316ead9446dee3bf7b8718a20022100f161d4d4c042055f8fc8d78925190dcc58461be0bdfa1027832195eda2f59e12007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001629342d0f5000004030046304402204c687df2f0f83967b8faf49b002b228dd43ce120d0dc792bce3c3a1e60adfab40220483c0401bbc183d2798aa3f2475d0fa52c1ea0bec328f68a8027fc75875ca9c3 . . . . [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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