krishnachikan.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:84:70:ba:f5:59:6e:49:37:4e:05:c1:95:56:99:40:2b:5c 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): 03:84:70:ba:f5:59:6e:49:37:4e:05:c1:95:56:99:40:2b:5cSerial Number (int): 306403974507864006395004656862471177382748
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8e:33:46:92:f3:41:a5:b0:80:71:95:c6:bb:b9:7f:6a:d1:96:b6:f6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): a5:83:b4:f5:82:c5:be:c9:cf:82:70:55:8d:96:39:61:d0:de:63:65
Fingerprint (sha256): c6:4b:dd:29:7c:9e:3a:0b:92:62:03:f7:7a:84:57:81:21:bc:29:36:59:c2:b3:53:80:88:cc:f5:ac:71:c2:09
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----- MIIGWTCCBUGgAwIBAgISA4RwuvVZbkk3TgXBlVaZQCtcMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTgwMzAyMTdaFw0y MDAzMTcwMzAyMTdaMBwxGjAYBgNVBAMTEWtyaXNobmFjaGlrYW4uY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5xP6kuDrr7/II0gx7iAzc3PR2VHk nLGAxPXfnB71MBF4eg3/od7Bp/G4DnVreOKYTldXsHWCpBFFALoKr3Zcpswks+eS u6zV5tyuFUeC4SvI2YzHMf5P4aPB86nVaNcQzVgGIx43hQuatw1yYhGKJYiurw8F KkQ6xhdyAaSLrYYiTWaKzZGaLfmX4yc/B/hLYTobASUlu1YyD/s9KPQXTAs+3xha jNZg16xvlfIZuPT8wf2TshUujRcRc2L/yDmCPrsNFMExz74mHMNiWSVdIAjTN7Ja BuEU/M/LCgNfKPv434gR9Vi+AVoWuiYz78XV0E2jGqUB9ctnvwTukxKJkLklSd0w 5+5xNjTdNIQ46KS9EeCsbcTAfWnyX/8I9sbLLWo+IvjqHG9gGiUKWn48MOb3uYGD ozI5DqQnUaJ5G41Mn+MfAkpTlbEWcGbfCQ8X4E9pKr2fcE6R5QUS59/8Hk2V6hX8 qweBCT4EvLwagqW2DQKiAlM2u0cxNKVXxhcPV02Whqv5Zsh20g4lEsvfOP0TRbXt vsHX9ET9EdrwSq5R8DU+D9phvLdtLYzukH0qpaI5mSwk447FhxO2y1bp5usgTABV L8Fj2YNoNqfx5qtgZ2kl2lGFvinuCaslvZTdx8NShe4JcXn3M8Wsjh2c3SXMua1N Cm9K0MFVTuU/v8ECAwEAAaOCAmUwggJhMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU jjNGkvNBpbCAcZXGu7l/atGWtvYwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghFrcmlzaG5hY2hpa2Fu LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisGAQQB1nkC BAIEgfQEgfEA7wB2APCVpFnyANGCQBAtL5OIjq1L/h1H45nh0DSmsKiqjrJzAAAB bxcrtPgAAAQDAEcwRQIgcNc12HAfG7kdxvoKPTBUxDoJ9BWyO5CTlBhMALiuu1oC IQDXufkF2ysBcqJi/BfApjQ0RuKsQ2ns/B7ok+kWwqWxDQB1AAe3XBvlfWj/8bDG HSMVx7rmV3xXlLdq7rxhOhpp06IcAAABbxcrtU0AAAQDAEYwRAIgU1AddQ1LdCKb jPtXT1Rfi4MYuwTSmCdHnHxMauNsGCACIEjsov/d382x+HUjJtcrBi4R1psvWJU2 kJP4GU4jLrHyMA0GCSqGSIb3DQEBCwUAA4IBAQCM0s65WpGpf7KYs9k8k3A65YLz Lk1if6cwWkOJCQw5hJasXvDLS1uqXHwCOUOCmk8gsoEuk8IEm7/OIad0ZeOfvohQ FIqXPwxn8uKczcpGxsvZyO5Q4Ll3hV1vfoaXx9A3A+EMJgb3fYNFkfKvJ03OOMuj v/ZJN9mgxbj6Mu73gXMyGzzSIXmb8rmdTHf48JEmbkfxV4ScIFb2Z5OLSnf25D3o MOvY4nJ4akQJIt07teV+fZ6OLcol4vkx6SxHkBNDVXlULwcOZsCi8SLVHXaXTVJN JW1/0pbg2G0XhdDPfEEZG3oyJc5uYd8Tz7bk7vyk9y0iPUzm/eqrPKahLdnr -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5xP6kuDrr7/II0gx7iAz c3PR2VHknLGAxPXfnB71MBF4eg3/od7Bp/G4DnVreOKYTldXsHWCpBFFALoKr3Zc pswks+eSu6zV5tyuFUeC4SvI2YzHMf5P4aPB86nVaNcQzVgGIx43hQuatw1yYhGK JYiurw8FKkQ6xhdyAaSLrYYiTWaKzZGaLfmX4yc/B/hLYTobASUlu1YyD/s9KPQX TAs+3xhajNZg16xvlfIZuPT8wf2TshUujRcRc2L/yDmCPrsNFMExz74mHMNiWSVd IAjTN7JaBuEU/M/LCgNfKPv434gR9Vi+AVoWuiYz78XV0E2jGqUB9ctnvwTukxKJ kLklSd0w5+5xNjTdNIQ46KS9EeCsbcTAfWnyX/8I9sbLLWo+IvjqHG9gGiUKWn48 MOb3uYGDozI5DqQnUaJ5G41Mn+MfAkpTlbEWcGbfCQ8X4E9pKr2fcE6R5QUS59/8 Hk2V6hX8qweBCT4EvLwagqW2DQKiAlM2u0cxNKVXxhcPV02Whqv5Zsh20g4lEsvf OP0TRbXtvsHX9ET9EdrwSq5R8DU+D9phvLdtLYzukH0qpaI5mSwk447FhxO2y1bp 5usgTABVL8Fj2YNoNqfx5qtgZ2kl2lGFvinuCaslvZTdx8NShe4JcXn3M8Wsjh2c 3SXMua1NCm9K0MFVTuU/v8ECAwEAAQ== -----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 306403974507864006395004656862471177382748 . . . . . . . . [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 2019-12-18 03:02:17 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 03:02:17 +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 942716164118735594626549714048666353631218209810656839381023289595158504614317775858672099115144987219074739712420408769989193959274187141244672677109976562101601800756300645901447618908995452635384692667659452197906308421560847073848560112750098342088214504530980286447730771488407378959875705530434831854691896571752033549274040665252578009684004894175551888125353467196381198606831696263099614853506831872866471671398908129820464901874231113891990355776057147870229083320734710166157475781004041312215706818598237633336524300014273371095120337470038917999371374325121206337481369543760271341441373919145975508366042820884219372021307390903816007319490528052192835125430267429529247968130119304966671325966418122590882044294271413945070692124718910746210267401331982379815773961051948692361391800802395031373658785489515444259533808006033275929650260407966501188728932620962050645435371971157750848216841326357536546174561954455127747176258812084989648875408736570389986792863058447549071963468179141233130441148076437260486524536264656305530088851525646663020079391853731093689189786013671076344787227763264966704107579132324341731377605714253265863686515562687324105690137633184344053067263158533797283427224935879141839993814977 . . . . . . . . . . . . . . . . . . . . [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) 8e334692f341a5b0807195c6bbb97f6ad196b6f6 . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f172bb4f80000040300473045022070d735d8701f1bb91dc6fa0a3d3054c43a09f415b23b909394184c00b8aebb5a022100d7b9f905db2b0172a262fc17c0a6343446e2ac4369ecfc1ee893e916c2a5b10d00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f172bb54d0000040300463044022053501d750d4b74229b8cfb574f545f8b8318bb04d29827479c7c4c6ae36c1820022048eca2ffdddfcdb1f8752326d72b062e11d69b2f5895369093f8194e232eb1f2 . . . . [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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