krishnachikan.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:5e:99:fe:bf:ce:78:fd:c3:72:24:cc:0d:9b:bd:40:b5:8b 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): 03:5e:99:fe:bf:ce:78:fd:c3:72:24:cc:0d:9b:bd:40:b5:8bSerial Number (int): 293528094902904796237986313753324802848139
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 6d:41:05:51:f6:4e:ff:e8:59:bf:3b:fe:85:89:8a:79:17:d7:74:5f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ea:4d:56:37:50:45:4c:f7:fb:82:13:00:0d:2f:b9:c9:31:4b:73:30
Fingerprint (sha256): 08:46:5a:b3:90:89:8b:e4:38:91:2d:96:01:7f:5c:34:c1:17:58:c3:a3:af:54:65:fc:32:e0:84:a7:38:82:3b
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----- MIIGWjCCBUKgAwIBAgISA16Z/r/OeP3DciTMDZu9QLWLMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA3MjcyMDQ0NTdaFw0x OTEwMjUyMDQ0NTdaMBwxGjAYBgNVBAMTEWtyaXNobmFjaGlrYW4uY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxCEhLxVcw3OFXpVOwGjZChKEudfT W+Do3Lb+SWPmuzBoXk8u+ATZ8dGcJ0Z5dGJGt80w8ZEbuNsaqdIdoCeBC4g7XE+Y cGLILyXLUgfkJFpKPxb2Me4zW5fvgzhR7dWdTzmLDOkIrNz1IwUPY4BAFIb0a90k 5aRqPZjPTclaskuNboM4P1ShaqlMMWhKj9ZFtcGct0vOLZ9QUSl/knkoBqcfXJ2P 5tJAEY/9LIphoMMNWWIIQrxn11n52fJs9irFuAebdEmqPf/iEGuscLdXevywg20W lqIgenilwNrJ7mBh5Bbumothc+wIPAatBjNIyc1etVUfbGK/O+YbwrRDUmbj+7uh OkFUohI3ntBt7ni1JV/Hd9Q7rkXQ/LS1ZKFUu5bImGKRpYz+iajy7EqcMExXZhD2 qhe1SErRgp6jVrRzIoIK5Gs5lQkGZgeROlOC1L5ams2VvprGmPcsZCzutBZEoua1 3JB6GdWlerJLNr0zefWqMzGLy7renHTf5dSREFLrBkUm871zmUrHpI9sgVkt9R7J 8wYpJgf2s57O0OBakOrf5CIrV0vA2R0wzLcZbHM/5fqxRhKVMH1Hg4DcUv91W7go SvYkLzmqig6Ouakrn/YZw3RbjoqIHuxmyYK8g2LQ3I16LXl3KxK9KBmEYxm1fzqB HbHFZN5OFLgp3mECAwEAAaOCAmYwggJiMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU bUEFUfZO/+hZvzv+hYmKeRfXdF8wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghFrcmlzaG5hY2hpa2Fu LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQGCisGAQQB1nkC BAIEgfUEgfIA8AB2AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgiaN9kTAAAB bDVk2GEAAAQDAEcwRQIgQmIuW31n5D7mYXCcv6YlRYtAN96jAXw25nShUs5sjfQC IQCSupN7jHyant6/Q66X7GETCEvto2PGnB3yvsyjypV50gB2AGPy283oO8wszwty hCdXazOkjWF3j711pjixx2hUS9iNAAABbDVk1/kAAAQDAEcwRQIhAJauF6VZWmEp whL3zFdL20ZMXp9cgTpPZgl82GwOn9NLAiBT9GewQ3MYuHsuoaLh0vpGb0MzSc2G 7R9maGiHywudmjANBgkqhkiG9w0BAQsFAAOCAQEAXOAAph7vdZx6A9GKWj6WH7Uf du5zSPYi/G5ktk3ogAl8OJYdxvuXRO7bDFrRjj4PK7dnw29mSAc7tAS7RPWpEOLW FvWTXKrN5apns8+SYsIQOazc8fXu3h3xNXoQ+sCXtiy6c0ySF8MORIxjD4kJQbcq iz/Je4aVuTMRQLLZrP9dd/CpFVEbfO+ApCdCJ+yrspXrbdiuh01F0/DoMooc8ENy 6Qb4E17oeWaGL/6tsIE0iHuDK2eY3gi9TfGqg0xGkm1T6UBDkiiFIbqWeqJ3Lx0K UUAskWt62wpxrOOu7sKxdy21P/iAa3tkN+rDGhHn1MoPHpSEpfS8k0vYlMpc5Q== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxCEhLxVcw3OFXpVOwGjZ ChKEudfTW+Do3Lb+SWPmuzBoXk8u+ATZ8dGcJ0Z5dGJGt80w8ZEbuNsaqdIdoCeB C4g7XE+YcGLILyXLUgfkJFpKPxb2Me4zW5fvgzhR7dWdTzmLDOkIrNz1IwUPY4BA FIb0a90k5aRqPZjPTclaskuNboM4P1ShaqlMMWhKj9ZFtcGct0vOLZ9QUSl/knko BqcfXJ2P5tJAEY/9LIphoMMNWWIIQrxn11n52fJs9irFuAebdEmqPf/iEGuscLdX evywg20WlqIgenilwNrJ7mBh5Bbumothc+wIPAatBjNIyc1etVUfbGK/O+YbwrRD Umbj+7uhOkFUohI3ntBt7ni1JV/Hd9Q7rkXQ/LS1ZKFUu5bImGKRpYz+iajy7Eqc MExXZhD2qhe1SErRgp6jVrRzIoIK5Gs5lQkGZgeROlOC1L5ams2VvprGmPcsZCzu tBZEoua13JB6GdWlerJLNr0zefWqMzGLy7renHTf5dSREFLrBkUm871zmUrHpI9s gVkt9R7J8wYpJgf2s57O0OBakOrf5CIrV0vA2R0wzLcZbHM/5fqxRhKVMH1Hg4Dc Uv91W7goSvYkLzmqig6Ouakrn/YZw3RbjoqIHuxmyYK8g2LQ3I16LXl3KxK9KBmE Yxm1fzqBHbHFZN5OFLgp3mECAwEAAQ== -----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 293528094902904796237986313753324802848139 . . . . . . . . [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 2019-07-27 20:44:57 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-25 20:44:57 +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 800138194663302427366730344490046793779463571931759146102389763441580620696292047975510357184443653492556425673942075346921590934342886681034925884392519763812468446092602755613523915303257045309537492640428412841335411594728154022898722413697825890764772181193508311926962965232313236793180520933377794803899390544388137983494957983117843179358229800373588040900600933106358443754927353985975786601155291207097324111978604068443643689551695389599186050593448602890992556363396226633718778728164151965916065022697063455326444278342670480419545395830021107609791749582069408829696526126575726576971011225402040364141507107838577632641753196943856998265735147179970702847413941829071134685739120071219787309205442878152233426549156553052856441395178968008437603387059734007210123219517336673235212865514939645435095423880187750884524326458197393505900109817290344891741239132895564344404594828309426156198702914287617189620389040277299032850069760286613869736629203643340688688413399577900913222531973048636240632696544538964396185044758872394847413636808247473659060564642266708413570552001765748052790084329518786236445057479573873273671121071818268831158040894148483208905862105798536168212253278834984520481084788330811281791114849 . . . . . . . . . . . . . . . . . . . . [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) 6d410551f64effe859bf3bfe85898a7917d7745f . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c3564d8610000040300473045022042622e5b7d67e43ee661709cbfa625458b4037dea3017c36e674a152ce6c8df402210092ba937b8c7c9a9edebf43ae97ec6113084beda363c69c1df2becca3ca9579d200760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c3564d7f9000004030047304502210096ae17a5595a6129c212f7cc574bdb464c5e9f5c813a4f66097cd86c0e9fd34b022053f467b0437318b87b2ea1a2e1d2fa466f433349cd86ed1f66686887cb0b9d9a . . . . [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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