www.richka.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a4:d0:cc:84:44:59:06:51:ce:67:95:65:08:d5:a1:7b:1e was issued on by Let's Encrypt.

With 2 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=www.richka.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a4:d0:cc:84:44:59:06:51:ce:67:95:65:08:d5:a1:7b:1e
Serial Number (int): 317420707304690186093004012907158642457374
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8f:af:d4:d1:2f:6b:d6:06:51:45:4b:4f:7e:31:a2:25:11:65:6f:41
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 61:57:d2:46:ee:26:4d:ff:ce:78:78:e1:65:b3:67:f1:86:c7:9b:eb
Fingerprint (sha256): 08:e8:fb:ea:83:0b:46:c3:4e:da:f0:9c:06:ca:7e:51:a8:42:0b:d2:e7:15:44:aa:18:9b:95:b1:64:c5:34:50

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.richka.co

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.richka.co

Public Key Algorithm

RSA

Key Size

2048

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

richka.co
www.richka.co

Other certificates including the domain name richka.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.richka.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArV3nTYXC2c7UKSp2vpcj
BjHU/slBr1D0bjr8tsuARzrm0vphtNjYV9ceYu/636o8u7au317n1TEsVYwqIpYz
v/iTmRo3/7TWPS2u6fDEOMNGezlnqKNwkccsKqA6W6jOflJaOVhIFFexjzalC4ND
4jV0qCXEW24wUNpPa7fVC+BmUpr6ulvWP+r6Bo9A0bPvEZKBlR8mzQbUlLLlC84L
tt56hXv9dypB8fxBKgIzBTAmIz9zMeqVyJUJRIx/BYSaya9OPkA6zC4fsQjv7Ivy
U//AQvowjwdhYsCtR/mFRXRxGXFSlX2fwirLr8yjvq93cN44rMXFiqwt+0NpajCh
EwIDAQAB
-----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 317420707304690186093004012907158642457374
 . . . . . . . . [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 2020-02-01 01:05:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-01 01:05:45 +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.richka.co'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21885532313950693988351323291648243419209863355185274204569330899632783878189784739959569057245195933750968846186802283006427335471635958070554772801390698284050353109982276495010701096330543784950705105563446669574326101048425513696098577050238752258897665654593934677022686533061890335141552238627617274464012283365271396023712991505677144862317726309881449317064553447526287679069153276486337801276840036541761708601850260550550350945494734425926128400719165740137303987475848410381253604367775299063401635291276099234499000725744158472476224345725236261249358207383173910644782068895206878857667789097983458451731
 . . . . . . . . . . . . . . . . . . . . [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)
							8fafd4d12f6bd60651454b4f7e31a22511656f41
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'richka.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.richka.co'
 . . . . . . . . . . . . . . . . [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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ffe7f2efc00000403004730450220587a943d20c4555700786837baab99ddcbc94a910ed866314fb6f9b729c6ee9d022100a0b71404bda65d9ddd2cf480a884a25a0106d2002a40b17e6ca6913111d428df00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ffe7f2f22000004030047304502202e08a51269de7f1da3fb87cf447deb0531abd1561b6823f628214f0c384a52980221008b41a7c019cae007b6c21285506ea8f3006e7cf2bcc72a044acf77620b448ace
 . . . . [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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