skybuffer.pl
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:fe:74:39:44:4a:ae:e3:a1:c4:fb:de:ed:56:a0:8c:0b:f9 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=skybuffer.pl
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:fe:74:39:44:4a:ae:e3:a1:c4:fb:de:ed:56:a0:8c:0b:f9Serial Number (int): 435035352718512205688798247313163787439097
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: e7:9a:d1:02:a2:36:62:b2:ee:09:66:2f:ee:8b:f4:fe:78:01:0f:1e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3b:da:b3:83:8f:15:fb:3b:b5:91:6a:8e:72:f4:01:e9:e2:b1:91:d6
Fingerprint (sha256): 99:e3:41:9e:2c:25:54:01:49:8f:70:85:81:06:47:0b:06:1a:1a:6a:b6:8d:12:3d:96:49:c8:e1:6a:18:84:6f
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate skybuffer.pl
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for skybuffer.pl
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
skybuffer.pl
Other certificates including the domain name skybuffer.pl
(limited to 100 certificates)
Certificate
The complete raw certificate details for skybuffer.pl in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFUDCCBDigAwIBAgISBP50OURKruOhxPve7VagjAv5MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAyMjcxMTQxMzFaFw0x OTA1MjgxMTQxMzFaMBcxFTATBgNVBAMTDHNreWJ1ZmZlci5wbDCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBAK6mEwWKrJpts3VtaVBlzbEfGi71l17Qm2vL 0mDrGC53xEnRcWwDEIr1KJsPDmTHZA31qXmgWLuQ/VBFxZ7HaQxubvi/f/O5OFGr CdaOPM6EwdCwldXNg7H3V1PA8PLMJII2NTrSeL6ySlZP7icq3NwCIcrct93v5Rop d0b6kFyf/g8aYYjfoZQtG49I+IkCi+0aOhtQ/I0P/MbFi7YEfJvsqIBSQy74C15G IFlDh4RvgDCermirtZ+h1vuj30EXU8Y0SaShD0cvwEXH9LC9y40PgXNqbz7RKKso bVQyDZ3PeQsiPSYjoN7aP4//BDI27JuAReSzCdwNZOVNaaIyzXUCAwEAAaOCAmEw ggJdMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU55rRAqI2YrLuCWYv7ov0/ngBDx4w HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBh MC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn MC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3Jn LzAXBgNVHREEEDAOggxza3lidWZmZXIucGwwTAYDVR0gBEUwQzAIBgZngQwBAgEw NwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5j cnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgB0ftqDMa0zEJEhnM4l T0Jwwr/9XkIgCMY3NXnmEHvMVgAAAWku+WqqAAAEAwBHMEUCIQC3B215Mdh43xRo /GxqVcsRniH1pAj8+EcCLj7+HP4rbAIgH10sSUrqLX8Y8vY6jT7SldmMtK65kUnB HvXM0nDyUIgAdgBj8tvN6DvMLM8LcoQnV2szpI1hd4+9daY4scdoVEvYjQAAAWku +WrLAAAEAwBHMEUCIB8Q0kOLskt46SWZX384tkrtHQYkFEt0IMeGqnDLKH0JAiEA yfcv0X1osvvNmGtmG1Ad2VsWB+PBznOGDS75QtAoWU8wDQYJKoZIhvcNAQELBQAD ggEBAJLtFv298gaBBEmxuP4p1FDC5ZgFr1A7KgrUtfJGOujE1Ek85xgugFl2bxSm 5jxpUUFfGfx14GGN4ThhCppxgWzzTizSqsWu5K6XVWCh+l3XidtZpRTf8AmOB+DN 4rXvN5WDrvKa/pj/uk4DdRg/SvKyjIsG6rVJos9HPcg+enX1Ewin7OOtJHipKcpJ CDdgMC3Y8hOcueJB+Qom1MGG74xPY9qDGL+CXH1MHwbJIZN0OEQwWIUPKcZ5zCOh riX1s//2GBfx1NVUkvQYRJ6N1W7Vhq3xYrL94E99Tx2lrNpspxfrrsgCYHU5gyb+ a3FwBaJIztjz9vRK8bvt3S2Tri4= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArqYTBYqsmm2zdW1pUGXN sR8aLvWXXtCba8vSYOsYLnfESdFxbAMQivUomw8OZMdkDfWpeaBYu5D9UEXFnsdp DG5u+L9/87k4UasJ1o48zoTB0LCV1c2DsfdXU8Dw8swkgjY1OtJ4vrJKVk/uJyrc 3AIhyty33e/lGil3RvqQXJ/+DxphiN+hlC0bj0j4iQKL7Ro6G1D8jQ/8xsWLtgR8 m+yogFJDLvgLXkYgWUOHhG+AMJ6uaKu1n6HW+6PfQRdTxjRJpKEPRy/ARcf0sL3L jQ+Bc2pvPtEoqyhtVDINnc95CyI9JiOg3to/j/8EMjbsm4BF5LMJ3A1k5U1pojLN dQIDAQAB -----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 435035352718512205688798247313163787439097 . . . . . . . . [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 2019-02-27 11:41:31 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-28 11:41:31 +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 'skybuffer.pl' . . . . . . . . [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 22047359355298183371035500893190264977068506330068678188550546828720091058321082215503324597009639009700302381639255115200944215052185070142302133522417616382532600366451051556144718345089794109528968930649672538025124659977055412194127061975839547053945177787887817475749410344059423105934185896780747686304568190898059336105180138124564704559613077806527709930382059216566224106596022740130733607806653512198817660937987707151788490860307598950429796032735374955966357424901156621712410536309029483699449836119238737366647914075960758766029901606266284794930405096421965693776412779383390297124773606818252823121269 . . . . . . . . . . . . . . . . . . . . [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) e79ad102a23662b2ee09662fee8bf4fe78010f1e . . . . . . . . . . . . . . . . [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 (16 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'skybuffer.pl' . . . . . . . . . . . . . . . . [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) 00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc56000001692ef96aaa0000040300473045022100b7076d7931d878df1468fc6c6a55cb119e21f5a408fcf847022e3efe1cfe2b6c02201f5d2c494aea2d7f18f2f63a8d3ed295d98cb4aeb99149c11ef5ccd270f2508800760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d000001692ef96acb000004030047304502201f10d2438bb24b78e925995f7f38b64aed1d0624144b7420c786aa70cb287d09022100c9f72fd17d68b2fbcd986b661b501dd95b1607e3c1ce73860d2ef942d028594f . . . . [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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