chapa.org
Issued by R3
About this certificate
This digital certificate with serial number 03:c6:59:02:cb:23:3b:2e:50:e3:a5:39:bf:db:48:10:df:f2 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:
- DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
- Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
- Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)
Certificate Subject
CN=chapa.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:c6:59:02:cb:23:3b:2e:50:e3:a5:39:bf:db:48:10:df:f2Serial Number (int): 328831082241965581125407711469850693001202
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b6:df:41:1f:f6:86:5a:a8:79:6e:b9:4f:cb:7e:e3:f9:9d:ba:c6:b4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 84:41:4a:e4:b4:bf:36:70:7e:88:c8:dd:da:ee:7b:b0:17:16:ca:d3
Fingerprint (sha256): c4:5e:0e:b4:44:41:58:4d:45:fa:e8:e1:b6:d4:97:7c:aa:d0:c3:3e:74:9f:9f:33:74:73:01:d2:3b:d8:0a:4d
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate chapa.org
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for chapa.org
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
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
chapa.org
www.chapa.org
www.chapa.org
Other certificates including the domain name chapa.org
(limited to 100 certificates)
www.chapa.org
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chapa.org
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chapa.org
chapa.org
chapa.org
chapa.org
www.chapa.org
chapa.org
secure.chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
www.chapa.org
secure.chapa.org
chapa.org
chapa.org
chapa.org
www.chapa.org
www.chapa.org
chapa.org
chapa.org
chapa.org
chapa.org
www.chapa.org
chapa.org
secure.chapa.org
chapa.org
chapa.org
chapa.org
Certificate
The complete raw certificate details for chapa.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEIjCCAwqgAwIBAgISA8ZZAssjOy5Q46U5v9tIEN/yMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzExMjExMjA3MTlaFw0yNDAyMTkxMjA3MThaMBQxEjAQBgNVBAMT CWNoYXBhLm9yZzBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABHWcV15iayGCl3lB OHXUjGN1IcYZvj1QknFEE0Q9DLlzjOh+74yrE5WBIzVEYaLaRqMaaPmXufbnwfmN iSXeWy+jggIZMIICFTAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0lBBYwFAYIKwYBBQUH AwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFLbfQR/2hlqoeW65 T8t+4/mdusa0MB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYfr52LFMLGMFUGCCsG AQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8ubGVuY3Iub3JnMCIG CCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMCMGA1UdEQQcMBqCCWNo YXBhLm9yZ4INd3d3LmNoYXBhLm9yZzATBgNVHSAEDDAKMAgGBmeBDAECATCCAQMG CisGAQQB1nkCBAIEgfQEgfEA7wB2AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7 v6s52IRzAAABi/H+CbMAAAQDAEcwRQIhAIlaH6FdK7BIM/hv2s7KYtdJhmbraIBt WZEVwZ+btd/CAiAXJP/SV6Mx4QtA3n/3/kv2vpJroQ7qzdFPNa9SFwUS5AB1ADtT d3U+LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABi/H+CbgAAAQDAEYwRAIg T8F7WVG1OGWaNISpuCTzpUZj6m5a/TKcRsyjVmmj4msCIBvbKWZMYfFzLCVgfHhg JyFMD1A95yDNZZYwFcem6HvsMA0GCSqGSIb3DQEBCwUAA4IBAQBzlmsQcYYNwoNz Mdb+MVEDh8MTovQ7GDn9yATRoe5yTdi43xCeJQoJybCf5LDKo+errEDil/2qi1hU XgaCFeHp5CaI4+LqTBB+Z2l9GffU1HlcqqSRyXBx394jVYa1zS/hyhR2XemwFzac xl9rVVPL/f4r8c7YBS5OgCL0EXitYTOgpwgQZePevbu9gknIoNK5JfnsJ1/IVFto E1uSbFkruyR/CpIOqslp9Q2QFkHdExnUe/6ylGb2z9zQapNGbfaFmBEHyXGZIc+S 1PkHyHav7+h+SLyosjDCPUOTTraPLLv07RKMPQKTfKI+qXEsTDYBrwJqKgss4TTN 4YCov+AC -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEdZxXXmJrIYKXeUE4ddSMY3Uhxhm+ PVCScUQTRD0MuXOM6H7vjKsTlYEjNURhotpGoxpo+Ze59ufB+Y2JJd5bLw== -----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 328831082241965581125407711469850693001202 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-21 12:07:19 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-19 12:07:18 +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 'chapa.org' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 0004759c575e626b21829779413875d48c637521c619be3d5092714413443d0cb9738ce87eef8cab13958123354461a2da46a31a68f997b9f6e7c1f98d8925de5b2f . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) b6df411ff6865aa8796eb94fcb7ee3f99dbac6b4 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 'chapa.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.chapa.org' . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bf1fe09b30000040300473045022100895a1fa15d2bb04833f86fdaceca62d7498666eb68806d599115c19f9bb5dfc202201724ffd257a331e10b40de7ff7fe4bf6be926ba10eeacdd14f35af52170512e40075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bf1fe09b8000004030046304402204fc17b5951b538659a3484a9b824f3a54663ea6e5afd329c46cca35669a3e26b02201bdb29664c61f1732c25607c786027214c0f503de720cd65963015c7a6e87bec . . . . [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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