reflew.com
Issued by R3
About this certificate
This digital certificate with serial number 04:ee:f1:b2:07:7a:f4:ee:98:7b:5d:e4:31:c6:6f:10:58:40 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=reflew.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:ee:f1:b2:07:7a:f4:ee:98:7b:5d:e4:31:c6:6f:10:58:40Serial Number (int): 429757615381767830654585289645842095953984
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 82:f7:78:ae:ed:b2:b5:69:0c:32:dc:02:85:66:9a:23:c5:c2:6e:d8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): ac:31:ae:d2:cb:81:db:b5:15:81:84:e1:43:87:34:6b:66:43:80:b9
Fingerprint (sha256): 7b:9c:53:3f:dc:0c:c1:18:84:bc:17:cb:67:69:8e:95:2c:2f:b9:22:3f:03:09:3e:f2:c0:6c:95:87:3e:1d:fb
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate reflew.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for reflew.com
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
reflew.com
Other certificates including the domain name reflew.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for reflew.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF4jCCBMqgAwIBAgISBO7xsgd69O6Ye13kMcZvEFhAMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEyMDgwNjAxMThaFw0yNDAzMDcwNjAxMTdaMBUxEzARBgNVBAMT CnJlZmxldy5jb20wggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQDTKcZs SiBBQv5D5eHLCOP7eg0DHD3MFlDE3eoifIliWG+wjGBB4XGo+ChZO9L2DILSHU21 J2sEyF2sBCiOtzRTxfM6+nKh5zaMrHyYQWHsPAHvz+N52Ab09NjSVoJuV9QuRh/M Scr6SfJw7wfTfxQQA/bDe+ZEq2KZoQ1W7oro88pCoEu/PLb0+M3byLpv/aQS2lXE QFTZvGXGQ256XSNmGUzzm51sev+nhpmqbxR9ZMvbfz7AjYK137PpDo/XyxGEqeVC dj7Tp+snmehj0CyNPLw5L+hFhRZDzCgRwHB2MLvDTxQiD9LxPR2FqibLlt6bEt6r 6aF0k66wzQsm9gfHkeUoDrKWZvYlXuhAKT7oIwn1LBNzx3ZmIinnVYCyCyanfrxK lH5rSfXFh/S9D61LH11NJKFwPEmgnHu7PNsTYAqKWsU7R8x8nF4zJukprjb89SpU Usr6hua5vj2xPpesGeH5JnTTZa0J2ivzpqkIvvuxIZlFxG7Sl9sHxfGlEoGi+CAf VXSQxPZ/KWZo/VqzpLmoQj5Y6XHxhPygNWvQjjUenIcRw2jY0AREtcBWND2hHV62 2CC6iITR2r503wG7xjRRVcpeiga621r/RqCGcKpoinSqZayJo7Japc1l8/oLlvtM 1j/Ze+JkAzcVlKE7CqXar3AcCgABKWe/JkEm9wIDAQABo4ICDTCCAgkwDgYDVR0P AQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMB Af8EAjAAMB0GA1UdDgQWBBSC93iu7bK1aQwy3AKFZpojxcJu2DAfBgNVHSMEGDAW gBQULrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUH MAGGFWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3Iz LmkubGVuY3Iub3JnLzAVBgNVHREEDjAMggpyZWZsZXcuY29tMBMGA1UdIAQMMAow CAYGZ4EMAQIBMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHcASLDja9qmRzQP5WoC +p0w6xxSActW3SyB2bu/qznYhHMAAAGMSDsLwQAABAMASDBGAiEAtNZDd04kCWxG z5uLuVogS9Iwy78xHgyGJgx8V07OSJACIQChHCf9sGpGVG5rc0Gcm2zdPZXuDiUX +eKrQMtNC5FkuQB2AHb/iD8KtvuVUcJhzPWHujS0pM27KdxoQgqf5mdMWjp0AAAB jEg7DDAAAAQDAEcwRQIgR04hjxrJxoIqbliwr3abQdhpCLBQAkrsDwePFGS7dO4C IQD8hmnlmMQn+WKQGL0pors7uuG/d/LPXQQJW4P128eh3TANBgkqhkiG9w0BAQsF AAOCAQEAct38RduB9PQbSPvjrmDDgX9mcv3sO0Ya1yZejOtQ0bI3WYTwp6hWBgne VgurI5nR4gVMO1UHsJZ5hHh14vHHO+URtSEl+W3QaexLkOWzc3wkrbqPMfC8sHRx BmXW0uxjTlqJ42DZcladENruL3JhZxfPJK1JCUOKVaq7CCcdQdssFZbw7x6No61S zTChheTymhHfMgB0l+112BfuqjYTrz4CANk7l53EnnluekspW+BqzyjhkOYPg4D9 yAIJRUwZ9xwgiGhgkSitaRvOhW28r7FEVpS3u43mFJ+LixOW3SJT6Dsq03ZwztJn tImDmvQRTe8HJMEtdupJsVgO5zxioQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0ynGbEogQUL+Q+Xhywjj +3oNAxw9zBZQxN3qInyJYlhvsIxgQeFxqPgoWTvS9gyC0h1NtSdrBMhdrAQojrc0 U8XzOvpyoec2jKx8mEFh7DwB78/jedgG9PTY0laCblfULkYfzEnK+knycO8H038U EAP2w3vmRKtimaENVu6K6PPKQqBLvzy29PjN28i6b/2kEtpVxEBU2bxlxkNuel0j ZhlM85udbHr/p4aZqm8UfWTL238+wI2Ctd+z6Q6P18sRhKnlQnY+06frJ5noY9As jTy8OS/oRYUWQ8woEcBwdjC7w08UIg/S8T0dhaomy5bemxLeq+mhdJOusM0LJvYH x5HlKA6ylmb2JV7oQCk+6CMJ9SwTc8d2ZiIp51WAsgsmp368SpR+a0n1xYf0vQ+t Sx9dTSShcDxJoJx7uzzbE2AKilrFO0fMfJxeMybpKa42/PUqVFLK+obmub49sT6X rBnh+SZ002WtCdor86apCL77sSGZRcRu0pfbB8XxpRKBovggH1V0kMT2fylmaP1a s6S5qEI+WOlx8YT8oDVr0I41HpyHEcNo2NAERLXAVjQ9oR1ettgguoiE0dq+dN8B u8Y0UVXKXooGutta/0aghnCqaIp0qmWsiaOyWqXNZfP6C5b7TNY/2XviZAM3FZSh Owql2q9wHAoAASlnvyZBJvcCAwEAAQ== -----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 429757615381767830654585289645842095953984 . . . . . . . . [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 2023-12-08 06:01:18 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-07 06:01:17 +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 'reflew.com' . . . . . . . . [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 861470630764625079678239360591653805349476869839451248625649248704075404225275964094098300289443629830986381592256938888947205835857349953409033217214241597275124384250956442491281473490596014861797128985187217585583697618358569550496897885822228469468668375481323144636456125046011446320905580217934805670830167118141582852421331990739393482630065225764367941471846384586674091485636828280888140925674812533633515325603655797024642855268310576753682357334310576920969071491672853540050870126792797369916723582946007022030910363938245467405440792492945155735196081531250320256142129904496515849946078361492699079477403624251480881443302740405082883444413077148689021995580404044581385552054827704973316484137341413510338663563923814892010956544123015259292858944861403325567693444429088211160613549002535639487508472765001095156606310188016006605902115326170705730620453399912718158386094230690808921267141419823881477553668229526105129776230514128280563713099440902760934885071880604913160647119142583757639664679234942097301893384582390443611904100669304143070091828294524913268880509905048331591315499946496840871347120479380651886192155171707000789215194952066720420550434022817214366424900927868310277243270177019222621167888119 . . . . . . . . . . . . . . . . . . . . [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) 82f778aeedb2b5690c32dc0285669a23c5c26ed8 . . . . . . . . . . . . . . . . [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 (14 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'reflew.com' . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c483b0bc10000040300483046022100b4d643774e24096c46cf9b8bb95a204bd230cbbf311e0c86260c7c574ece4890022100a11c27fdb06a46546e6b73419c9b6cdd3d95ee0e2517f9e2ab40cb4d0b9164b900760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c483b0c3000000403004730450220474e218f1ac9c6822a6e58b0af769b41d86908b050024aec0f078f1464bb74ee022100fc8669e598c427f9629018bd29a2bb3bbae1bf77f2cf5d04095b83f5dbc7a1dd . . . . [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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