www.blug.net
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:2d:4e:9a:de:2e:bd:61:2b:ee:32:11:17:71:9c:a3:f7:1f 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=www.blug.net
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:2d:4e:9a:de:2e:bd:61:2b:ee:32:11:17:71:9c:a3:f7:1fSerial Number (int): 363866334142268692870332168017799366833951
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 7d:c8:62:d5:2a:d4:e7:71:27:5e:a5:30:dc:8e:1d:a4:75:6b:60:b7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 88:d0:31:dd:c0:69:47:05:7d:b5:31:da:2c:a8:fa:f4:ac:77:73:4a
Fingerprint (sha256): ea:ba:60:16:15:99:f6:be:8e:29:3d:0e:64:75:2f:d7:12:b1:99:56:51:13:e0:76:a1:f4:08:89:eb:95:5f:e4
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.blug.net
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.blug.net
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
www.blug.net
Other certificates including the domain name blug.net
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.blug.net in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUTCCBTmgAwIBAgISBC1Omt4uvWEr7jIRF3Gco/cfMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMDIxODUxMzhaFw0x OTEyMzExODUxMzhaMBcxFTATBgNVBAMTDHd3dy5ibHVnLm5ldDCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBAMq3Fo86QyvPuXsUYArAOxtemoJNc1LcIAP7 8FjqWOHjNnrHPldBjlrUpAXKPzHCOqBI7WXKu9oM5QXnYPKr/Ex3vX0tUb/nTnSy 1K/P08wVJKqDW0X5VgkO24HxPxM9A2dSEvDuv/RP4vDZ9K0xSppmX/uj5zBiGshA hcP8BJ7vz68y1p7x2FjuPBs5Fnv+em/JK5L1hFmH00U8c8TFCkcz6Oz3zVqo/P9i p8Hk5ZZj/ZV5ReM6L9qsSgcKulp2+d1YfREgHkSiyZVJW0tbR3v4vugu7niG6kxD cHuKPPQRWOESNwqAgmg7FdOdmON76ZIUldKi3V85THS91P14a4B7PsUe+KEjTQ+a ra++lqeUpvoNfiLlPIsch9Mqnl7CyEsWRQBavoxxIlnO2vvf1KnDuzbaJ4YQZen8 bJzSNDPc8C/R73iMVYS5Uc1viV6m4xBuVZu37ufw0abyUAc2y0UQ+sUMr1QYgAVH wlBpHL1g6KOv8yu5ZdJAP39KXfZNnemFyfDpjtn5bT+XDmIqVU0DSWF/tVlBdqSf 3Tss94MtMjw3/Xfe8OHHTw6QGuNtVOPLi4vDlZ86d9220RuEWA3GxUGwZxXYprDO hEV0JhZHKJd+8xj9POGEYbGN8qQ4urzQ8ZE6NpWL5rJX5ENVmcfgtpit1u74cIhD OWn9Lc8NAgMBAAGjggJiMIICXjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFH3IYtUq 1OdxJ16lMNyOHaR1a2C3MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMd3d3LmJsdWcubmV0MEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDx AHcA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFtjgcwuwAABAMA SDBGAiEAlOYWPBvahZKFWRq3/DN/k7lRckteBgaLL/Q9aBRWyDgCIQDJgRzlj+ow MeKXab7w9lalo8WC4NjwOAEeSAvZT3NCEQB2AGPy283oO8wszwtyhCdXazOkjWF3 j711pjixx2hUS9iNAAABbY4HMK4AAAQDAEcwRQIhAO0lFWfUe23nByyo6Q6KH2wA UrnU+CIFqdTI/3mr17KUAiBFeZ33LG4KiqPVWyA7o3e1e/m+nyXj2x9tQXNuv9Hi PjANBgkqhkiG9w0BAQsFAAOCAQEAWojO3EyW1Qr1q/TtE5AuU/aB1swJKKTgFCmS JiP3ew1Y+lL0AJ3JmZ6lqOUQGeLZzCKFvdI1h5oaNpBgoHEwVGuH352PZ/7QZw8u hCQmcRXqo1YubR4/XOC8WgEqWpbqVnnHl+v/3zKnxQibzu74afgT7BlEbYGeiCai 9CbS8R1QI2abhDC1kTS9/heeNVqqO8sv5VQPohPlfuXUNYhQuCCfJxpGHnyCdiBV R5FnZOlpFlngJn0agv66uOhER9qxV7GE2ag72mu9nOM1cLbzy8dcvp3xsX5JRWNe jUITeI2hwzqJx9i+dsdAhO7g6/h/uxeZeE2PjhgTUUwhKRVhwg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAyrcWjzpDK8+5exRgCsA7 G16agk1zUtwgA/vwWOpY4eM2esc+V0GOWtSkBco/McI6oEjtZcq72gzlBedg8qv8 THe9fS1Rv+dOdLLUr8/TzBUkqoNbRflWCQ7bgfE/Ez0DZ1IS8O6/9E/i8Nn0rTFK mmZf+6PnMGIayECFw/wEnu/PrzLWnvHYWO48GzkWe/56b8krkvWEWYfTRTxzxMUK RzPo7PfNWqj8/2KnweTllmP9lXlF4zov2qxKBwq6Wnb53Vh9ESAeRKLJlUlbS1tH e/i+6C7ueIbqTENwe4o89BFY4RI3CoCCaDsV052Y43vpkhSV0qLdXzlMdL3U/Xhr gHs+xR74oSNND5qtr76Wp5Sm+g1+IuU8ixyH0yqeXsLISxZFAFq+jHEiWc7a+9/U qcO7NtonhhBl6fxsnNI0M9zwL9HveIxVhLlRzW+JXqbjEG5Vm7fu5/DRpvJQBzbL RRD6xQyvVBiABUfCUGkcvWDoo6/zK7ll0kA/f0pd9k2d6YXJ8OmO2fltP5cOYipV TQNJYX+1WUF2pJ/dOyz3gy0yPDf9d97w4cdPDpAa421U48uLi8OVnzp33bbRG4RY DcbFQbBnFdimsM6ERXQmFkcol37zGP084YRhsY3ypDi6vNDxkTo2lYvmslfkQ1WZ x+C2mK3W7vhwiEM5af0tzw0CAwEAAQ== -----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 363866334142268692870332168017799366833951 . . . . . . . . [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 2019-10-02 18:51:38 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-31 18:51:38 +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 'www.blug.net' . . . . . . . . [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 827005814141778304411590773149180063328532514799561907105577668856852823627384436134938336997028841972258164542630715299713150110605100781253851234849839113448012684155081240378500834078481963962938646361641761405168103148125245780498742740007214059154098600452027146295105391856811927161792631017199121775726186274663239965123127661364358389435512957682704672738506650856776576168167810281434675736411616828510470981753630660341925504786198991807261467575987342553587306185375766848166835677129375729847431115186534527150851124218184324297433030247605378705532144720224451512602610427559878092069888495859806276477141865475215121510602691766699836092803781612530492273478889183210123950551756362828614345263433110297897027143628982306290137546110472834884293116388715951523653207123021773477553160604376845794816378931525913541063059375887508930023466195720056842771140429769497002011840915521903989771716605180611959091647916971933715272513024641415376764727382353105757654198871065374208116138866656144972274678587295683124300968765297405941855660338882510385035270554747833481457274840178476513465164308203506413173971695749702457655885382615844418846279509589757442411949874226648109823384054134700831581502233081966107621707533 . . . . . . . . . . . . . . . . . . . . [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) 7dc862d52ad4e771275ea530dc8e1da4756b60b7 . . . . . . . . . . . . . . . . [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 'www.blug.net' . . . . . . . . . . . . . . . . [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) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d8e0730bb000004030048304602210094e6163c1bda859285591ab7fc337f93b951724b5e06068b2ff43d681456c838022100c9811ce58fea3031e29769bef0f656a5a3c582e0d8f038011e480bd94f73421100760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d8e0730ae0000040300473045022100ed251567d47b6de7072ca8e90e8a1f6c0052b9d4f82205a9d4c8ff79abd7b294022045799df72c6e0a8aa3d55b203ba377b57bf9be9f25e3db1f6d41736ebfd1e23e . . . . [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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