www.spfau.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:65:91:8f:32:1f:e2:f6:1e:5d:88:49:6d:ef:de:ed:4a:87 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=www.spfau.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:65:91:8f:32:1f:e2:f6:1e:5d:88:49:6d:ef:de:ed:4a:87Serial Number (int): 295898858428781902403487792776277316684423
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: f4:85:27:44:2d:92:8c:a1:2d:bc:85:a5:e2:b8:4c:74:8e:1c:04:c5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): c1:99:37:30:0c:e8:9f:78:5c:c3:dc:c1:e5:4a:9c:85:41:96:a3:ee
Fingerprint (sha256): 5f:0d:54:4f:16:d1:77:21:a5:66:aa:f8:57:8d:00:76:a0:9f:18:34:fd:39:36:dc:08:5a:cf:ca:0b:38:3e:59
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.spfau.de
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.spfau.de
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
spfau.de
www.spfau.de
www.spfau.de
Other certificates including the domain name spfau.de
(limited to 100 certificates)
www.spfau.de
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Certificate
The complete raw certificate details for www.spfau.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFWzCCBEOgAwIBAgISA2WRjzIf4vYeXYhJbe/e7UqHMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA2MTkxNjU4NDBaFw0x OTA5MTcxNjU4NDBaMBcxFTATBgNVBAMTDHd3dy5zcGZhdS5kZTCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBANg+3wAv7IG4KrlWTcYxBS4re2fKtCPaglu5 S2vn5naiWjNdFlM/dwjYX+f6/OUQQJkLg0VaDOKZKbkVvrjPm3RcEg7yv2iIRNS0 T3FV//HWJxPQFja+w40x1F6t7sD9MUW6LPKJLLsFtm8QD33VZLe24EMmcknzFF5A WqNWEliMGbSIiPkKeJHwz3rQRAFofcvw+sq6sygk+DZC4+X7oEuHGN4kUZduBEz3 Rt6KymOZUMneBY2290Zb1CWsKoREbE6/aUDHFIHAOTVePa+DsglIWN4W/a0Ts0lp nlTjSXExEuxdS8WxVGKjHVUo6HkyYg5gelSxeh0e44B0JZ+8MKMCAwEAAaOCAmww ggJoMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU9IUnRC2SjKEtvIWl4rhMdI4cBMUw HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBh MC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn MC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3Jn LzAhBgNVHREEGjAYgghzcGZhdS5kZYIMd3d3LnNwZmF1LmRlMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHcA4mlL ribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFrcOQIhwAABAMASDBGAiEA w8ERY3cRAMZ/Wlij+w/4rn4FzoJH5bTXzlCO+4v0AjoCIQDgTF5gH9qdrJ6/CEt+ irr38m3Cdc6sB9km7u6FBVsmTwB2AGPy283oO8wszwtyhCdXazOkjWF3j711pjix x2hUS9iNAAABa3DkCjsAAAQDAEcwRQIhAOLauc/LlRb9wW5KNbObRpOudYhOzftQ MIq2LWAEBhykAiBGn5LMYuE9icO6O+GMdtdw/TQn3reNCfgWv0CF4EAAiTANBgkq hkiG9w0BAQsFAAOCAQEAiog7uUImC4+7DzjmlQJ3LshcCy7Jq5LZD9IYn4s3XU5L WQYHGjh5lAi68+L8d1iW8M1ZRJssC6/mO8Hsw1m3ETwoZaXoXr40eLhQ++xHhNdM VnLjNgKBxUAxjRO8DZ8ku71/LyFT34uQooutDxDqbTCuEWhT1iNMm/fetBkNBmiv WDQWHaYQXLE36UscSvIkO7NoMXpxzgvtlTO94xGgI+qzLsCe0jBRil+PbyUrNGpa o16LKkPl60st4PwpBG1Luv8Cp9I/ktsQXgUP81iERW+UTnidgYp5urE85p38mFNd 1sPJz5qJsXtBcGkRSO6zT2aK5dmtZ9cd7O+azBuYoQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2D7fAC/sgbgquVZNxjEF Lit7Z8q0I9qCW7lLa+fmdqJaM10WUz93CNhf5/r85RBAmQuDRVoM4pkpuRW+uM+b dFwSDvK/aIhE1LRPcVX/8dYnE9AWNr7DjTHUXq3uwP0xRbos8oksuwW2bxAPfdVk t7bgQyZySfMUXkBao1YSWIwZtIiI+Qp4kfDPetBEAWh9y/D6yrqzKCT4NkLj5fug S4cY3iRRl24ETPdG3orKY5lQyd4Fjbb3RlvUJawqhERsTr9pQMcUgcA5NV49r4Oy CUhY3hb9rROzSWmeVONJcTES7F1LxbFUYqMdVSjoeTJiDmB6VLF6HR7jgHQln7ww 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 295898858428781902403487792776277316684423 . . . . . . . . [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 2019-06-19 16:58:40 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-17 16:58:40 +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.spfau.de' . . . . . . . . [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 27298476765898974520734948133149416635793271715712051218647072452247929432019993530035274285139568096884171580778528614798725814355506470166155069403798737174878896696816197842399986490003455179363473727487461915841871605573401323323701267210197315103519513962310543848548711739599936481211663741811137613575147654298018522638358961333043682802671541053098165029299021109391194977843165337107122315766815559678326003318437028014124377427241481181103709525643246744796558526165013542444544942720121000017747658254648472505285269070003640068484623335430481381455022501628785011188943094754268210820091995438722943037603 . . . . . . . . . . . . . . . . . . . . [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) f48527442d928ca12dbc85a5e2b84c748e1c04c5 . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'spfau.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.spfau.de' . . . . . . . . . . . . . . . . [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) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b70e408870000040300483046022100c3c11163771100c67f5a58a3fb0ff8ae7e05ce8247e5b4d7ce508efb8bf4023a022100e04c5e601fda9dac9ebf084b7e8abaf7f26dc275ceac07d926eeee85055b264f00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b70e40a3b0000040300473045022100e2dab9cfcb9516fdc16e4a35b39b4693ae75884ecdfb50308ab62d6004061ca40220469f92cc62e13d89c3ba3be18c76d770fd3427deb78d09f816bf4085e0400089 . . . . [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) 008a883bb942260b8fbb0f38e69502772ec85c0b2ec9ab92d90fd2189f8b375d4e4b5906071a38799408baf3e2fc775896f0cd59449b2c0bafe63bc1ecc359b7113c2865a5e85ebe3478b850fbec4784d74c5672e3360281c540318d13bc0d9f24bbbd7f2f2153df8b90a28bad0f10ea6d30ae116853d6234c9bf7deb4190d0668af5834161da6105cb137e94b1c4af2243bb368317a71ce0bed9533bde311a023eab32ec09ed230518a5f8f6f252b346a5aa35e8b2a43e5eb4b2de0fc29046d4bbaff02a7d23f92db105e050ff35884456f944e789d818a79bab13ce69dfc98535dd6c3c9cf9a89b17b4170691148eeb34f668ae5d9ad67d71decef9acc1b98a1