olafmau.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:4b:db:70:80:95:87:ee:d4:1f:7b:97:22:cd:40:af:ea:09 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=olafmau.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:4b:db:70:80:95:87:ee:d4:1f:7b:97:22:cd:40:af:ea:09Serial Number (int): 374262006322431918507541622221714049985033
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 8a:76:3a:25:c6:71:e2:1a:42:3a:0b:d9:7d:ea:87:3a:a7:1f:5a:24
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 33:6d:8e:0b:45:18:90:2c:78:9b:1e:3f:6b:32:19:b5:c6:df:48:8e
Fingerprint (sha256): 75:9a:14:85:d3:fc:fd:22:43:e7:be:11:d2:f5:ab:7b:0f:1a:0b:ca:39:7f:21:90:29:e2:c1:3d:52:3e:7d:68
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate olafmau.de
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for olafmau.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
olafmau.de
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Certificate
The complete raw certificate details for olafmau.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFTTCCBDWgAwIBAgISBEvbcICVh+7UH3uXIs1Ar+oJMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MTExNDExNDJaFw0x OTEyMTAxNDExNDJaMBUxEzARBgNVBAMTCm9sYWZtYXUuZGUwggEiMA0GCSqGSIb3 DQEBAQUAA4IBDwAwggEKAoIBAQDQRM9GR0jbUBxFvCuRXSkkoO+gPWm04hMpzhMe /aA4orOfmTJtv+B5H2Tp5l7ByFVxSbTkLJ1qQDUZarsEZI7m2++34P18Q9GFnuqm NGHayzfwmfpsboeyqEm2my8uxaugDpu9xcGO1oGZLVYooJGCHT9qhk/8tye+tJlB jNAmpQ/nrd0HXNpNukmd3JOa91y7/CatfWfmPufXW/XIsxjVGDZhL34sDrPiXKzm QRouGIEYgXFBMLTXavywFFgQgg82yer7iXdLDleO4o2zTJPIucmeBeqqfFdvfpyB HRTh5BXdRLCD0Kt3+6jqQ1vuNKP00FJAT8poENt3tIr/vqHrAgMBAAGjggJgMIIC XDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMC MAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFIp2OiXGceIaQjoL2X3qhzqnH1okMB8G A1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAu BggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAv BggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8w FQYDVR0RBA4wDIIKb2xhZm1hdS5kZTBMBgNVHSAERTBDMAgGBmeBDAECATA3Bgsr BgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0 Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3AOJpS64m6OlACeiGG7Y7g9Q+ 5/50iPukjyiTAZ3d8dv+AAABbSDhWVsAAAQDAEgwRgIhAKbMkFWCmZoGT2EgrpHd uGP1mkFN7qLbi2+BrEC94IE3AiEA3y7p0ThE+SKonQv1lsBDzph2ZwhFRG9q73B7 mL5tQCYAdgApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAAAW0g4VlJ AAAEAwBHMEUCIQDf8iqP+KuFaXVUe5DQ7s/RKLKP/Z60N2siMfNV+3NT5wIgbrM8 oH6gVmSxog4lwHM9RrwzUebATNziMLRKpdlkbYAwDQYJKoZIhvcNAQELBQADggEB AHDAYi+9pzAl6HaFun96RZJVHVowjSzGvF3TavIZ7j54BeGZZJ8FQoYs5unMqA/p 6j1zv4KMvUsItcgqpbAyBZm9qOiHoC7Z+w715yS+ctm8y1CORmf5TzVtIbhiN7AL 1Joy6aH7Wl4wOgzCGrkjqD3oGCURo9OPrzngYWBqGeNblPVvG6USu75btAQ0AJPX UoFO6IX0+mO5x+SdbymVnR20Myl/9hTofAuBg3pau3+FcXdZf9VPOPHdT4pUebOT in6mgSuJ2FKt3XbKgIEdr0Gtm/Lv0xPGkZqNyymdxt9Hy5/G75M+B/x8XiMfC0kx OhicG0d3b/0riFrd88+qzAY= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0ETPRkdI21AcRbwrkV0p JKDvoD1ptOITKc4THv2gOKKzn5kybb/geR9k6eZewchVcUm05CydakA1GWq7BGSO 5tvvt+D9fEPRhZ7qpjRh2ss38Jn6bG6HsqhJtpsvLsWroA6bvcXBjtaBmS1WKKCR gh0/aoZP/LcnvrSZQYzQJqUP563dB1zaTbpJndyTmvdcu/wmrX1n5j7n11v1yLMY 1Rg2YS9+LA6z4lys5kEaLhiBGIFxQTC012r8sBRYEIIPNsnq+4l3Sw5XjuKNs0yT yLnJngXqqnxXb36cgR0U4eQV3USwg9Crd/uo6kNb7jSj9NBSQE/KaBDbd7SK/76h 6wIDAQAB -----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 374262006322431918507541622221714049985033 . . . . . . . . [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 14:11:42 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-10 14:11:42 +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 'olafmau.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 26291498743938349243292396104949877417299810843582490813081355207522351159632928873884883535389275093509053217681347245875422788172020158179358120340522597296785144285892611507175967519076915563693551093075833570593871145090106865874832916631181860475434873114107848629606867316189807502250558191487880165452435425565973096949969833404734912840342765902852325648453720111986285568187301267293247176661142214429885540208133772016678788809120934419436519508968599031714497530181940878743533190918237828037456531544960070632855787682000997770943652148403034017423704357652226387418512000667435264626469768612151467876843 . . . . . . . . . . . . . . . . . . . . [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) 8a763a25c671e21a423a0bd97dea873aa71f5a24 . . . . . . . . . . . . . . . . [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 (14 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'olafmau.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) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d20e1595b0000040300483046022100a6cc905582999a064f6120ae91ddb863f59a414deea2db8b6f81ac40bde08137022100df2ee9d13844f922a89d0bf596c043ce9876670845446f6aef707b98be6d4026007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d20e159490000040300473045022100dff22a8ff8ab856975547b90d0eecfd128b28ffd9eb4376b2231f355fb7353e702206eb33ca07ea05664b1a20e25c0733d46bc3351e6c04cdce230b44aa5d9646d80 . . . . [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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