antiflu.co
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:48:b9:f4:de:ca:22:4d:a7:18:b7:eb:7f:99:06:4c:0b:69 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=antiflu.co
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:48:b9:f4:de:ca:22:4d:a7:18:b7:eb:7f:99:06:4c:0b:69Serial Number (int): 373196652763711885095552579185066371713897
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 65:67:78:b3:2e:9e:b6:16:6b:21:85:ae:91:dc:68:7f:84:af:df:4b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): c3:aa:00:4c:2a:77:94:55:32:f6:95:a4:f5:cb:0d:14:f1:45:23:40
Fingerprint (sha256): ee:74:20:1f:3d:91:72:b5:4c:0e:39:2a:8d:4d:fc:47:cf:c5:79:d3:ec:81:da:1d:0f:bf:db:9b:da:73:fd:7d
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate antiflu.co
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for antiflu.co
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
antiflu.co
www.antiflu.co
www.antiflu.co
Other certificates including the domain name antiflu.co
(limited to 100 certificates)
Certificate
The complete raw certificate details for antiflu.co in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGXTCCBUWgAwIBAgISBEi59N7KIk2nGLfrf5kGTAtpMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MTEwMDQ2MjNaFw0x OTEyMTAwMDQ2MjNaMBUxEzARBgNVBAMTCmFudGlmbHUuY28wggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQDSSEIu2MKbNerM/qq5lAefJHufjFurWRHT/AKw 2UOGUk71K+FdLnczPl1ttGfCxGKIhwepgTl4+wIroPowF5Sa1ZiJvl1wWAvFGcPH oIRl+0LZ4sheG8rjGM8ZE8z1RSUqy7fmDOnXSia/0yIIvX/KaT37TZOHYQySGcfl dpC489mV+t21Oz0WnmeVPSEQ1Wh/wOYh0nQWOMWI4acUCKGvW+dSkI0W3fwsofCr kJp/LTFyGfsC7UDkjJoEC2xG5bujkwka1HUBApucpkW7gbx3KdkQ2JpH0l8Ic3SE 5IyDs0Aqp3cGAsApo5MOMBTIGw7bD8Yw/E8xgKk4qgYp3OnFkmo7MuyumsqwDHoS 7dRxq3P7E7wxcx7FZvBkFMYfS2z6l6AwwNjXs4h/6w4hbckPyT+K1fCgveMNICGG n6XkYAzeeQVw/n3S3trGub28tf9pTAQA7NMKBctexnanGoAOcItdzTsnEtsbsXdM 7L/YHUqhV/VYvvTtIS/nljBaxSStN34YyqEzvsm3I5uMojUzzPJyiiOGglU5A3Zf MtJ84ybmd60AwCZiexIeAYIjkvg8TtqCKLntsAzy6zPXCP6PAVXWjDnop4KJXX/j KLw2yox+p23Rh9Npw6Ylp5KTElFxrr87qXewDlS4UN+PxCkDoYO3vci3cZFyql1s mEEJqwIDAQABo4ICcDCCAmwwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRlZ3izLp62 Fmshha6R3Gh/hK/fSzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMCUGA1UdEQQeMByCCmFudGlmbHUuY2+CDnd3dy5hbnRp Zmx1LmNvMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYI KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHW eQIEAgSB9gSB8wDxAHYAdH7agzGtMxCRIZzOJU9CcMK//V5CIAjGNzV55hB7zFYA AAFtHgAPsgAABAMARzBFAiEA+/QBC6WEWUbnty1f1RGoXAcysGe9IGHZehrz4BI3 EEECIHrH72wEoA/5R1CycnYJOZ8HPtJ/v61XwuYg2W7pUtqwAHcAY/Lbzeg7zCzP C3KEJ1drM6SNYXePvXWmOLHHaFRL2I0AAAFtHgAPpQAABAMASDBGAiEA1oewAdA6 PXVjFeiS9pFSAPpV4OKNT3C5Ft9pk6G6KdQCIQD2yAntxcDD+Ki6S3H4Uz4EITip 5tzGo/JqnBTvfOGX2DANBgkqhkiG9w0BAQsFAAOCAQEAm7Qv7xURlh+9Re8wb6CD 2eD5ya6HcscPYHZlxSdNDrsqv9Tu5Ve5NgzAjjJl4qZ3Hr1JLR4O+oIvhPHuip+I BRH9Cq5WcrLk6VnlXdXNkEnni5Qul/zsR4F0AeyoIi743254+vLRS67gSrD+IZcI 1ZYl6CtdwXW9+NQES2efdZkNi46NNs7ti8h0TtpSiShlxXItZOwKBnXjHiyxEpJj cnoGpthHVPgQQJog7Po4a+mvy2geJHDL551VD5ZIl7s1CcN2eTNgxCmvdOxUKuqs EvT31bvGIXdC6R6EjMMi9D3qYjDzNYdaMkLj7BJ0D5Y0LFrv4Z2NQoN6rlM61HQY AA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0khCLtjCmzXqzP6quZQH nyR7n4xbq1kR0/wCsNlDhlJO9SvhXS53Mz5dbbRnwsRiiIcHqYE5ePsCK6D6MBeU mtWYib5dcFgLxRnDx6CEZftC2eLIXhvK4xjPGRPM9UUlKsu35gzp10omv9MiCL1/ ymk9+02Th2EMkhnH5XaQuPPZlfrdtTs9Fp5nlT0hENVof8DmIdJ0FjjFiOGnFAih r1vnUpCNFt38LKHwq5Cafy0xchn7Au1A5IyaBAtsRuW7o5MJGtR1AQKbnKZFu4G8 dynZENiaR9JfCHN0hOSMg7NAKqd3BgLAKaOTDjAUyBsO2w/GMPxPMYCpOKoGKdzp xZJqOzLsrprKsAx6Eu3Ucatz+xO8MXMexWbwZBTGH0ts+pegMMDY17OIf+sOIW3J D8k/itXwoL3jDSAhhp+l5GAM3nkFcP590t7axrm9vLX/aUwEAOzTCgXLXsZ2pxqA DnCLXc07JxLbG7F3TOy/2B1KoVf1WL707SEv55YwWsUkrTd+GMqhM77JtyObjKI1 M8zycoojhoJVOQN2XzLSfOMm5netAMAmYnsSHgGCI5L4PE7agii57bAM8usz1wj+ jwFV1ow56KeCiV1/4yi8NsqMfqdt0YfTacOmJaeSkxJRca6/O6l3sA5UuFDfj8Qp A6GDt73It3GRcqpdbJhBCasCAwEAAQ== -----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 373196652763711885095552579185066371713897 . . . . . . . . [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 2019-09-11 00:46:23 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-10 00:46:23 +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 'antiflu.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 857876774098141061894444558866114032804353735507673858997772025431027418732264260007719261221326015124454801362686977040219699587996586635362354231661459316678364205207611022815452995749145287844293608016046307733324833143382701901224587659243661648270364297286634862040958757567044950666246001482776166968219250611827671304634602026931724493974148336454785862971811038486689881100444686282787687919593487157417556932608848645317909013487548801095639394995321348931978361463912887585085081968371366391453151554448509968232055251805173533872826129560555489385969779714363514570740905145791604461575960806489073930618706530919380719471398486397380962777862253731331073081649279682029731288839757719413389385060894591705645103355782860985666879779298245354623109337959835544280973640719518991746155849123382156491809184506226828053403738529828056716782157040417219537316827194322366106103893115899039801227777987463029207974415742245307829778842568444685114169222302559569622941143425298835347282239446757199461332294618646235658925786483938063919745361939806863978593128514416101192620462669274967159482482612843919002319831031528621613394907455006774555288005432626502855065568084408217289149927957491775248954980162182559697846995371 . . . . . . . . . . . . . . . . . . . . [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) 656778b32e9eb6166b2185ae91dc687f84afdf4b . . . . . . . . . . . . . . . . [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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'antiflu.co' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.antiflu.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d1e000fb20000040300473045022100fbf4010ba5845946e7b72d5fd511a85c0732b067bd2061d97a1af3e01237104102207ac7ef6c04a00ff94750b2727609399f073ed27fbfad57c2e620d96ee952dab000770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d1e000fa50000040300483046022100d687b001d03a3d756315e892f6915200fa55e0e28d4f70b916df6993a1ba29d4022100f6c809edc5c0c3f8a8ba4b71f8533e042138a9e6dcc6a3f26a9c14ef7ce197d8 . . . . [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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