www.kokosema.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:aa:1d:15:16:d1:03:14:80:6e:eb:6e:c7:e4:ad:37:d4:54 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=www.kokosema.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:aa:1d:15:16:d1:03:14:80:6e:eb:6e:c7:e4:ad:37:d4:54
Serial Number (int): 406335803216484967652836559402436132328532
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: dc:27:6c:26:5e:5d:a4:71:ed:38:3c:13:30:f9:b6:ef:ee:28:90:e0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 83:34:34:17:1b:8b:c6:4e:3b:1c:84:46:1b:77:45:34:3b:06:01:24
Fingerprint (sha256): 7f:d7:b6:ad:da:a0:fe:4f:03:32:22:6d:7a:13:85:55:2c:24:d8:01:c0:aa:2d:f8:c3:b7:04:01:5e:93:46:1a

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.kokosema.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.kokosema.net

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

www.kokosema.net

Other certificates including the domain name kokosema.net

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.kokosema.net in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA11gSIvUaZDUtv8nb5Bwq
5abR+vA6xGY+blNnhBHLW3ZMdbtT5FbKaywVjbELz8qtmsQxcywp5ZGMWDgB/Pf5
712O+2LE8SSlmTX5U3FyIvDH2NJ8Thj41h76xyigSG4afb34vMWRWsjLWj7Th/NQ
yxVjhmq9wA6//pCC3ZOuRr9IEyt/sCyOBslfTEpQ9B7ckxt7SJ9a/zsNwCSkKvgw
WlfXXvefQ98BU6qtT7tO1pW6MbaikSf/yWvh7Mf9e3ZCPMNiUnk9pmeYIs7cw0fv
7IA2eeFqeVMjFfqatmaYsO76ueOSa4GKAHlD8GaQLi59aS8WoEKQ2dwDB8lJ7Hra
T/3S86pw6AueWRCgUG+MZeSz91G66d9/f6bZrGUzEdyqF0IVIiMhNS4SLsjdAlNg
EQNrYuTEHyKFCs4/KyN5SvyNpyJ7Tehm68BrtodwNrCQSq2fMxDvSOgZhZl7oV1T
Hoe5a0nJfW3DSHtB1/imEtsSAewm7uZZtEhZ+XBHUlA4sbM3brsE+dP7snkhN996
XaWwTbQUekKzoOJdQfOWA5TamOy9rAbnq91GqsDSQYSBq8cZJctDw/U/R/2G1O9X
I47q0Lt3zqHhEVG7C/ymwePaj70n0+MV4cr7MbHuTId4z9c//KzPRqNJ7I7N9HGw
DpOimND0o9W5Vwi8/29H+s0CAwEAAQ==
-----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 406335803216484967652836559402436132328532
 . . . . . . . . [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 2020-01-14 14:11:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-13 14:11:19 +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 'www.kokosema.net'
 . . . . . . . . [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 878526981280868468593511902866679176284775727522725081881281122416913814458064664333247198131596610892756112654615285835368954643228131519763087485713875513072120016833924417488512999559700686755324918058863044650816850432904991322236220763749524702884255196965969328413371275725595721571137315609121074212075661774733726523623561452656886761449623277585281098409146117212349090461014056111380158123017312681440612750558907944683738421597747798997844680378414771642821029589467826395769644320704835200343762544122230898688053799431305919429932791303191743649648977009670591097468897457870120838471914046181153156553679046814852798148409742111140758725830826025103981247896600607796741978692878021227562275410506035164557640791542567667494133211767605598842509102706315738925628342586843730016542024294283272452543573878566162088108523890387141326047149061839145639147492715333404160266667336150387897898683415439200426192720522569818398261939113702092810387113221443209707110946233827902965558902322990925853519787128850758600433110727333801887360604276067918105571723776978877413650260392484697392961084744090883485777986611111755316360713637765847273324586993616408450483661179741878525199106488523765293853844057017512157742889677
 . . . . . . . . . . . . . . . . . . . . [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)
							dc276c265e5da471ed383c1330f9b6efee2890e0
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kokosema.net'
 . . . . . . . . . . . . . . . . [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)
							00ef0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016fa49bec06000004030046304402204b4f4c3fd73d21a516261d888760efcd3510b130f5991891fb2e3d6ec158d8a702207406cd05c93549434fdac353808596cc9ec5ac3b2f0ff12288be738900d3b7e100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016fa49bec0b0000040300473045022100f5a593bb5a7001da289d6b7b32721f0589537d38d98282a4326924a70251bb1302207f066d4b912a0aec34228971bac14e6583900d40ac73b425b9dd9906cab85dde
 . . . . [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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