wfls.org
Issued by R3
About this certificate
This digital certificate with serial number 04:4b:01:95:e6:40:83:a9:59:9a:67:80:3a:18:55:3a:2c:41 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:
- 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=wfls.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:4b:01:95:e6:40:83:a9:59:9a:67:80:3a:18:55:3a:2c:41Serial Number (int): 373972428796404636460124348196323482807361
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: e7:b7:5d:71:bc:21:a9:c8:1f:36:c5:c7:5b:8a:0d:45:0e:36:5f:2b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 19:e7:51:c8:9b:c3:97:2d:e7:12:19:85:b4:2d:bd:c7:8c:e1:c7:b8
Fingerprint (sha256): 89:aa:30:8c:27:28:fd:2c:e8:77:05:5f:33:72:ca:d8:bc:4d:31:0f:a5:3d:71:9f:4b:cf:8f:0a:d8:d9:73:bb
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate wfls.org
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for wfls.org
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
wfls.org
Other certificates including the domain name wfls.org
(limited to 100 certificates)
wfls.org
www.wfls.org
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Certificate
The complete raw certificate details for wfls.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE3DCCA8SgAwIBAgISBEsBleZAg6lZmmeAOhhVOixBMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA5MjAxMTA3MDZaFw0yMzEyMTkxMTA3MDVaMBMxETAPBgNVBAMT CHdmbHMub3JnMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr9qgCjJa 4f7jWMhH73qo0aaLiRYOFWQYwHy0owVI0G7pQdRqLRmz9Bp6nkF0Xbkgq3/q3ip7 ZpcDud5TCOVWRQFUBD0lTEt2qK6ZvfSm72OxXexrbvHrnivjKWBJUJ1yPbvqmjDs p+HmRrG4TNbn4N9Qej6pqCLpioCMCNO4ePaKOte7gvHxpczA71mzMglZpGQQmXbU dq9HoEP2DSRiEql85HBZsKHNS/62QrnIi4Rk4G6kI77IZotCuxKDtJKE4unyubKB 0gt27Qgw/sF29Ctk1ve1nTVBOSg/pP4e+G4ait1sePmUYDYQbSly0kZ5diMmkB0G z/rxQb5LXZJ0OwIDAQABo4ICCTCCAgUwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTn t11xvCGpyB82xcdbig1FDjZfKzAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDmH6+d ixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxl bmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzATBgNV HREEDDAKggh3ZmxzLm9yZzATBgNVHSAEDDAKMAgGBmeBDAECATCCAQMGCisGAQQB 1nkCBAIEgfQEgfEA7wB1AHoyjFTYty22IOo44FIe6YQWcDIThU070ivBOlejUutS AAABirJ8oKwAAAQDAEYwRAIgGx+cvt4fy2zWMbvRsHn/ivfKHCVBlAjqfTa2BTGb vVoCIGPvDGzTnHMXNIozi7aAxqs5WDzRNgvBTUgzVEzf5qWQAHYArfe++nz/EMiL nT2cHj4YarRnKV3PsQwkyoWGNOvcgooAAAGKsnyg3AAABAMARzBFAiArMo1bSYmS bgE5F48PA43mfhBjSCMGk4DY8Zekx9Vo1AIhAIGk4tbYN0Vzi5evxlWEO1dDEPRo bAx4VH14JVC8ZkPAMA0GCSqGSIb3DQEBCwUAA4IBAQAPcOESKJO+x09ZxkVGPomf fYzzYgxYd2wrlknlywDT+6eueEvi+5mfyJQJevZ14FcBc9WpSzOqjh9xd+whm4jC 8sfYGwjOYhN+w6ynMU4xDs94nCWdSJoVR/5n53ADQM5pAM9y9P1M443l76mgTCNJ p0a7jCPX453fQ4dqgnyDaTDJ+VwVMLuGUehgko77oeieljcEhtCZpb4I0uMFdKKT ksPacZ5BDUp4GOFG+c7FCA5ABinA2bn3dwE6gRpgt8qnpj/LFoUCUGUlN0cLsQPE z+DIMiRvCgFfHc1biHpCxnWy2Nq7FixfpGnFaaXkqpU4IAorVGvdGI6d981Shgmc -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr9qgCjJa4f7jWMhH73qo 0aaLiRYOFWQYwHy0owVI0G7pQdRqLRmz9Bp6nkF0Xbkgq3/q3ip7ZpcDud5TCOVW RQFUBD0lTEt2qK6ZvfSm72OxXexrbvHrnivjKWBJUJ1yPbvqmjDsp+HmRrG4TNbn 4N9Qej6pqCLpioCMCNO4ePaKOte7gvHxpczA71mzMglZpGQQmXbUdq9HoEP2DSRi Eql85HBZsKHNS/62QrnIi4Rk4G6kI77IZotCuxKDtJKE4unyubKB0gt27Qgw/sF2 9Ctk1ve1nTVBOSg/pP4e+G4ait1sePmUYDYQbSly0kZ5diMmkB0Gz/rxQb5LXZJ0 OwIDAQAB -----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 373972428796404636460124348196323482807361 . . . . . . . . [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 2023-09-20 11:07:06 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-19 11:07:05 +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 'wfls.org' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (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 22199511451343586802223789314236455116405580923524435757748093001139118782214646716217544572889123070930581841918827477391243471237813210429428393196218301819333287522791751232314455264049412656465055591868730230380997324952537545124831058522987927127845444941178148282781403934871679526307598490907536029315691718506510756330986985704445547434268001763281524821070205708272472281346014472556381519737348961464608865868717982121717866979431639604479744495906938050173703900461920740048519202802807438707308175003344929248600626068233913856141312178465606231043313362954263908926386521844256664558554932634561616704571 . . . . . . . . . . . . . . . . . . . . [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) e7b75d71bc21a9c81f36c5c75b8a0d450e365f2b . . . . . . . . . . . . . . . . [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 (12 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wfls.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) 00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ab27ca0ac000004030046304402201b1f9cbede1fcb6cd631bbd1b079ff8af7ca1c25419408ea7d36b605319bbd5a022063ef0c6cd39c7317348a338bb680c6ab39583cd1360bc14d4833544cdfe6a590007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018ab27ca0dc000004030047304502202b328d5b4989926e0139178f0f038de67e10634823069380d8f197a4c7d568d402210081a4e2d6d83745738b97afc655843b574310f4686c0c78547d782550bc6643c0 . . . . [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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