1fk.in
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:d6:4b:f0:cb:b5:fd:e8:04:1d:b2:cc:b9:8c:a1:f6:09:03 was issued on by Let's Encrypt.
With 5 subject alternative names this certificate can be used to secure multiple fqdn's. 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=1fk.in
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:d6:4b:f0:cb:b5:fd:e8:04:1d:b2:cc:b9:8c:a1:f6:09:03Serial Number (int): 334258226699039515324215694794979611642115
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: a9:3d:07:80:ba:f3:2c:df:69:73:82:dc:40:f9:60:be:ba:c6:75:81
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 52:78:22:03:04:1b:6a:4b:af:89:45:5c:2f:05:4b:43:70:bb:da:3c
Fingerprint (sha256): eb:d0:49:15:ae:c2:55:37:29:89:37:a9:3c:45:3a:2a:00:e5:99:b8:28:39:98:10:6b:fc:bb:94:e6:12:cf:5d
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate 1fk.in
5
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 1fk.in
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
1fk.in
code.1fk.in
ha.1fk.in
nc.1fk.in
www.1fk.in
code.1fk.in
ha.1fk.in
nc.1fk.in
www.1fk.in
Other certificates including the domain name 1fk.in
(limited to 100 certificates)
Certificate
The complete raw certificate details for 1fk.in in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGcjCCBVqgAwIBAgISA9ZL8Mu1/egEHbLMuYyh9gkDMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjExMjQ4MjJaFw0x OTEyMjAxMjQ4MjJaMBExDzANBgNVBAMTBjFmay5pbjCCAiIwDQYJKoZIhvcNAQEB BQADggIPADCCAgoCggIBAL7J3ZLg2tVqwqVehSHC6POR1WSMvmLKUKb9kgdvVeLh wP6aZvjM9RurBOSDOz5lKemIXjkJIqLi6gyjF59vUvclJkk7flkEXJX9T+fB++dm 8/3WTu5FK496r53AtykjsDiD0wl0r2Qb78gUxVIMZifAx1D7xP3nkdNa/f0ks/Mm ZaOdeIfAadGRg/uJwv6+c/0rP/Aq+FUHU/iVp3uKs06PfDGJUxEgh8dWe5Gp0azz Epe59r5yK3u/cKhXITfG/OZazlQbjQfMFfoRLqZQaCbpxxnSzYN2blhsydFWA2RA x8OXk/y8T5kahe55wXv6XBLPYLi4X6dr0tzPN8wZz8wZh8A0p+YMpKzePZjBrlKR bJ6QJeU89cmwe4jAZRjaBLVXAesQrLa08zBABW3ASdYKV8o/qqOv8YjMEk2kduIr cb4pKHUtsjakR6HR2t9ibZffbHRTUUE89xgWTwcij86xMI+/LxVCAY2+/To/+e/3 wmKvEUMOydHapTPSt7fTldI/EcBTf/q8Fqbg2eEXj6SfTYcxMBNs6PfcJLhi6Y6P cp4xxMSMDm9KcELWRyCgEGmf4ViNi1+epRO65aZ8k1Ede/1a++3R8yqP8XVe6PnY +EDjJ7gXxdNPsFPfh3yEH80p73F1Jcj4Xgx+M91b08+RwHttufPcU77/u4thSrf9 AgMBAAGjggKJMIIChTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUH AwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFKk9B4C68yzfaXOC 3ED5YL66xnWBMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsG AQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNl bmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNl bmNyeXB0Lm9yZy8wQAYDVR0RBDkwN4IGMWZrLmluggtjb2RlLjFmay5pboIJaGEu MWZrLmluggluYy4xZmsuaW6CCnd3dy4xZmsuaW4wTAYDVR0gBEUwQzAIBgZngQwB AgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRz ZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHxAO8AdQDiaUuuJujpQAno hhu2O4PUPuf+dIj7pI8okwGd3fHb/gAAAW1UFKUrAAAEAwBGMEQCIE1h9SggDgW5 z854vloYWbw9olZ3zgLGyCURFHJk0C0YAiAEKhSYF4wWCLJcMzbKf5iSUMnG3AVl Ico86HpT4uInuAB2ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAAB bVQUpR4AAAQDAEcwRQIhAIyBKgNjWRsf/ZhR9jDDG9ouz/RC2k3e8wFYXwVbEPj9 AiAEZt22KRMaA66pvtBk47D4GeGJZi0NXju4vRzhjB9uSTANBgkqhkiG9w0BAQsF AAOCAQEAhF48QHtqKwF0HnotDdcW3/zpexIFsZO8EjWgZloNMScZzGhqp+O5F4UH 5xCvE1FEbI5nmEpkh/dpM2E9xgsCrsz315z6fhjTC3tqM0r4y7GGy0Svo1gwgPzw YSPDQfbr2xBU5Qsw5MFbDU1RcRdC0ih8QpJluKKogY4NoZkIEckzlmA2Bgpyg5Hu +9p9gI47WMlC3lNkcUY3wWbxezo25A+UxrgD/tivuF7WZetQI4eoYXJl5i73DN1d OMVuZtEhhrlQ1Pxt450o2pVT5DwiXnfhuGJX+oTejZUOa1OyLRNnsUH4SQhhpb9Q mBcBlrwGQFDkvYa6MzX+lqqbj1dtUg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAvsndkuDa1WrCpV6FIcLo 85HVZIy+YspQpv2SB29V4uHA/ppm+Mz1G6sE5IM7PmUp6YheOQkiouLqDKMXn29S 9yUmSTt+WQRclf1P58H752bz/dZO7kUrj3qvncC3KSOwOIPTCXSvZBvvyBTFUgxm J8DHUPvE/eeR01r9/SSz8yZlo514h8Bp0ZGD+4nC/r5z/Ss/8Cr4VQdT+JWne4qz To98MYlTESCHx1Z7kanRrPMSl7n2vnIre79wqFchN8b85lrOVBuNB8wV+hEuplBo JunHGdLNg3ZuWGzJ0VYDZEDHw5eT/LxPmRqF7nnBe/pcEs9guLhfp2vS3M83zBnP zBmHwDSn5gykrN49mMGuUpFsnpAl5Tz1ybB7iMBlGNoEtVcB6xCstrTzMEAFbcBJ 1gpXyj+qo6/xiMwSTaR24itxvikodS2yNqRHodHa32Jtl99sdFNRQTz3GBZPByKP zrEwj78vFUIBjb79Oj/57/fCYq8RQw7J0dqlM9K3t9OV0j8RwFN/+rwWpuDZ4ReP pJ9NhzEwE2zo99wkuGLpjo9ynjHExIwOb0pwQtZHIKAQaZ/hWI2LX56lE7rlpnyT UR17/Vr77dHzKo/xdV7o+dj4QOMnuBfF00+wU9+HfIQfzSnvcXUlyPheDH4z3VvT z5HAe22589xTvv+7i2FKt/0CAwEAAQ== -----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 334258226699039515324215694794979611642115 . . . . . . . . [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 2019-09-21 12:48:22 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-20 12:48:22 +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 '1fk.in' . . . . . . . . [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 778349324022035680445712407186248443985955538419409708119607480146702069209432015708747501334001915356392337764211864249548678989473241162179402109325744313329148440986291237342630221396849843387707969316614793432308580273197372138594028455667131585486361002814922798799426360343859709462566473097513803865105538652286144921436353637413846687245281094285850112573461118710277052218331486912695017015635415142388557245188571645495035642577480978065271523746035499560480891281199083767810184141418465918873865414277168269331769077761186747821294510234768797197062090857684812663418920321000664774888716961722408160862901581633283277250224377764772730407216121074899992413762199297455831753065691731449475785996826918945484404849428831662500243272961380793728778929806617697096164931206673565951771568665916157416385349167629602580359356339090372821286118837607660625229638024084490877856130114424433205668959508320821006628820317115020158555211429559327150045450307208727492977953788237875024203176960822421421653431355252405336205178905597088845491097106061449592693791430990516744139833379345218438315617210094183354444153560257742715677534783772392923309303571041394090777071440270975021029152929062763182576907355548809952848689149 . . . . . . . . . . . . . . . . . . . . [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) a93d0780baf32cdf697382dc40f960bebac67581 . . . . . . . . . . . . . . . . [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 (57 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '1fk.in' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'code.1fk.in' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ha.1fk.in' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nc.1fk.in' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.1fk.in' . . . . . . . . . . . . . . . . [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) 00ef007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d5414a52b000004030046304402204d61f528200e05b9cfce78be5a1859bc3da25677ce02c6c82511147264d02d180220042a1498178c1608b25c3336ca7f989250c9c6dc056521ca3ce87a53e2e227b8007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d5414a51e00000403004730450221008c812a0363591b1ffd9851f630c31bda2ecff442da4ddef301585f055b10f8fd02200466ddb629131a03aea9bed064e3b0f819e189662d0d5e3bb8bd1ce18c1f6e49 . . . . [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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