krishnachikan.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a8:db:91:fe:f6:c8:13:cc:e0:9d:0d:cb:2a:83:24:0d:8a was issued on by Let's Encrypt.
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We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=krishnachikan.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a8:db:91:fe:f6:c8:13:cc:e0:9d:0d:cb:2a:83:24:0d:8aSerial Number (int): 318796154423403874172985009749357756681610
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: de:3e:a6:c9:dc:e9:66:9e:73:7b:85:17:a7:18:be:42:cf:6b:2b:ad
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): d1:50:c0:76:11:21:3f:94:09:bc:37:7b:6d:c6:21:de:15:ee:4a:fa
Fingerprint (sha256): 40:2b:bb:37:d1:9e:80:55:bc:16:42:3a:17:3a:ab:09:b0:77:0e:1c:34:34:ec:fa:b9:6d:b2:23:12:a1:44:bf
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate krishnachikan.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for krishnachikan.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
krishnachikan.com
Other certificates including the domain name krishnachikan.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for krishnachikan.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWzCCBUOgAwIBAgISA6jbkf72yBPM4J0NyyqDJA2KMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMDIyMTM3NTFaFw0x OTEyMzEyMTM3NTFaMBwxGjAYBgNVBAMTEWtyaXNobmFjaGlrYW4uY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqp3t5xh43gC3WsFDmqRlQ/YqSdA3 l2tXq+zAT2R1gfXcw+sTVBn+tuvFmrRixGWsB2xcgykUgfdCsZnQP0Z4DSI3bnV1 gtisHCtDmWb0wP2kk3pmS2c1Igqrv0TXLlNXgC+a5tfiBwBCz+KC/g0K/5Aty7fy mY4Qq+zw/2H4oIoATlii6RuNgbIeW6X9l5AOMlXgseW5VWwvzNSzxol04mlINzQ8 q6QJNPLtVTyrPrFuFEyXrOg1Lq5uLXo1VjcJO9PGOYC9ok5DcAyLL4hTpEgiB3tX I9B7YQUBMYJE6+15zpAuaO/Do6zl24RmfTKyoFlYQfpBZOBb+HCbJ0rLrSN4C3nv oAfHCwrF8NdcrhDnGrdIYiA5/tUrlXe+r5dEr+2rzYcMkEhdV6WIaL0FBp71TDeY FOvCFLfVMqBqmENBlN0oInVSXHIvd8UWC03JdIExANeYT5CGZCYV1CcRFTRkoIvF cV/6tehdJf6BO5x/e4mozde4s9qXjAnxJue+iemu9MFcpq5Vq8hBO1M1fiDsER6d CdPOJzX1U7i6TxRED24TQiPRiwyPbu4PyPuk0AvhlHU8h/Bsnt1vpFo/Kg7eq4wT pOntpDZN4TLpmQphkHNxb6kLdzwBtlEhJ3y+sivByttP8fZfhPQ3Prk85iG6ugn6 MCweFYQSxk7hHpsCAwEAAaOCAmcwggJjMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU 3j6mydzpZp5ze4UXpxi+Qs9rK60wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghFrcmlzaG5hY2hpa2Fu LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkC BAIEgfYEgfMA8QB2AHR+2oMxrTMQkSGcziVPQnDCv/1eQiAIxjc1eeYQe8xWAAAB bY6fWvIAAAQDAEcwRQIgSnrvSoMg0X8JvCvFns6ViWFrujLArUVjb2pns+8f4tIC IQDgLu18LQAnryzaKFmABF2cnicLXfY2jdRkPERsQYzZxgB3ACk8UZZUyDlluqpQ /FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABbY6fWxQAAAQDAEgwRgIhAMP2oufQCnCJ jm8RfHo7W4dkfRyBYN8aOzf1+J1jLmROAiEAp90f2RRnClu5qmmsJktkJl2GReiP TVVdIPt8vEvGDCUwDQYJKoZIhvcNAQELBQADggEBACORlgH18/IFiD/dQXzgpogs ybWvC43jjdi9KZuPG1vkYQW7I6z00k5jIO30lCA0XOKKBG8KmXJXy51yY9pT4+oO OuQwoN5NLJuTQMMX26IPYm58OCENjXAwASgpEkS9374h4+kRd/kWmXAtJ5j8h3Y8 TEcD+Uhk7I85tdd3Es/y4K6FfQ0rLWLQxTmyAhZN/kG2z9AQ42L7Ja7Ngf9TDv/R PGsrpgnRTuaY1fIuRQC3cHn5SE0Vg3cSx6xuirn9LY4b+NlFssPP/oC9ZjjfJ6RF Ni9JvhhbHnzM6W5yigDDGsWQ39VlRPIVzhuV3qXIstyzYvQeF41hlpGwxR38x1g= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqp3t5xh43gC3WsFDmqRl Q/YqSdA3l2tXq+zAT2R1gfXcw+sTVBn+tuvFmrRixGWsB2xcgykUgfdCsZnQP0Z4 DSI3bnV1gtisHCtDmWb0wP2kk3pmS2c1Igqrv0TXLlNXgC+a5tfiBwBCz+KC/g0K /5Aty7fymY4Qq+zw/2H4oIoATlii6RuNgbIeW6X9l5AOMlXgseW5VWwvzNSzxol0 4mlINzQ8q6QJNPLtVTyrPrFuFEyXrOg1Lq5uLXo1VjcJO9PGOYC9ok5DcAyLL4hT pEgiB3tXI9B7YQUBMYJE6+15zpAuaO/Do6zl24RmfTKyoFlYQfpBZOBb+HCbJ0rL rSN4C3nvoAfHCwrF8NdcrhDnGrdIYiA5/tUrlXe+r5dEr+2rzYcMkEhdV6WIaL0F Bp71TDeYFOvCFLfVMqBqmENBlN0oInVSXHIvd8UWC03JdIExANeYT5CGZCYV1CcR FTRkoIvFcV/6tehdJf6BO5x/e4mozde4s9qXjAnxJue+iemu9MFcpq5Vq8hBO1M1 fiDsER6dCdPOJzX1U7i6TxRED24TQiPRiwyPbu4PyPuk0AvhlHU8h/Bsnt1vpFo/ Kg7eq4wTpOntpDZN4TLpmQphkHNxb6kLdzwBtlEhJ3y+sivByttP8fZfhPQ3Prk8 5iG6ugn6MCweFYQSxk7hHpsCAwEAAQ== -----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 318796154423403874172985009749357756681610 . . . . . . . . [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 2019-10-02 21:37:51 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-31 21:37:51 +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 'krishnachikan.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 696056270323045514639649305688722665371156855104331150834328118392415371953366284983096986155171772410899082073017717670668915772510736911831136108397469818551321044705040268262121170959516140832456819571425063157280626038819811462388724772764325830648369437168841715854080170148727583655109899487010586712944200099029182479496203521275387398647047519021981756494545556456021540979543924334623997533098567265815537237497109782820255320712167476673170333539937799126134006369038256140605125019212094504664223499820115767973406043911538551574040076024619596229511134866750020266639306030274055052960779255865830458420843017169475804376079032758411625743225755812065178647880673083532273557051092473655902091566702004937451913349351923305358345614984191600789828251835583783620407999005487091777405143535390733358578135436811777335687355010624906536534545368049705336837664304161771958677144432058994849880000853086304004114012749139561538556575735216101461390579357338218389846203745198249404638965886778912940095562369871546587240420561606099067308006244623355181660110495048859969093794374216258092101426129298063742274309583512019488989498859177185209270557852705449307507596241276746535410618861894940395238427026263585614695833243 . . . . . . . . . . . . . . . . . . . . [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) de3ea6c9dce9669e737b8517a718be42cf6b2bad . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'krishnachikan.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) 00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d8e9f5af2000004030047304502204a7aef4a8320d17f09bc2bc59ece9589616bba32c0ad45636f6a67b3ef1fe2d2022100e02eed7c2d0027af2cda285980045d9c9e270b5df6368dd4643c446c418cd9c6007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d8e9f5b140000040300483046022100c3f6a2e7d00a70898e6f117c7a3b5b87647d1c8160df1a3b37f5f89d632e644e022100a7dd1fd914670a5bb9aa69ac264b64265d8645e88f4d555d20fb7cbc4bc60c25 . . . . [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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