katrin-seidel.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:11:5b:90:f9:c3:2b:bf:77:71:60:21:07:c7:4a:85:9a:5c 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=katrin-seidel.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:11:5b:90:f9:c3:2b:bf:77:71:60:21:07:c7:4a:85:9a:5c
Serial Number (int): 267243370537083772502216187661700502493788
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ad:8c:69:f4:3e:2b:2f:e9:ab:98:cf:17:e7:a5:15:de:2e:b3:2b:55
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): de:3a:86:8d:35:56:ab:9b:49:0b:b3:00:c9:e3:a8:38:32:ad:7b:57
Fingerprint (sha256): b0:fd:5f:35:00:42:7b:02:9d:a1:be:ca:53:97:37:3f:89:23:b4:6f:1a:ff:f8:dd:20:0f:b5:94:20:26:2e:ac

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate katrin-seidel.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for katrin-seidel.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

katrin-seidel.de

Other certificates including the domain name katrin-seidel.de

(limited to 100 certificates)
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
katrin-seidel.de
www.katrin-seidel.de
www.katrin-seidel.de
katrin-seidel.de

Certificate

The complete raw certificate details for katrin-seidel.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFWjCCBEKgAwIBAgISAxFbkPnDK793cWAhB8dKhZpcMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMDcxNzExMDhaFw0y
MDA1MDcxNzExMDhaMBsxGTAXBgNVBAMTEGthdHJpbi1zZWlkZWwuZGUwggEiMA0G
CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCtDRbLJfrRw997QsErhSqo+YtXekEE
YmZZXXH9cIjRlCi28THlIweAddKlTCzVfgftUAZAnYC8pJ0ioyRxdVTBltWGVSN/
KIjqIr7DRfxJQhb4MDyiJg1eQcrZDi9lnxeMDH0Ppq06VHFFCuhvcpYcqBaKRB4n
JJSLL/Hov2Ftxra1lwAWzygN0I597Jt2rAXCSBW2eJKoO3wbpfyskksOEHMhvEto
eqgLgWMt53NPlns1SiTVcWFYy+hAvAVQHtEAJJO3tIVNm9pL4f870X/dqF4anltm
MURYhVkN8qR2Gp+FSMokFfK9YQnB4EZW5mvnxlmJcbkRDMyh6UbyOqK5AgMBAAGj
ggJnMIICYzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG
AQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFK2MafQ+Ky/pq5jPF+elFd4u
sytVMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEB
BGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZy8wGwYDVR0RBBQwEoIQa2F0cmluLXNlaWRlbC5kZTBMBgNVHSAERTBDMAgG
BmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3Bz
LmxldHNlbmNyeXB0Lm9yZzCCAQYGCisGAQQB1nkCBAIEgfcEgfQA8gB3APCVpFny
ANGCQBAtL5OIjq1L/h1H45nh0DSmsKiqjrJzAAABcCDZLLEAAAQDAEgwRgIhAMum
Zh4P7MTbZC7bN0U5UDNpuiVG+Ruc8mRGlplLRgidAiEAx661+YDOjlbyZllo6PZy
r2gYaAQF42ggO19LuH5qD9sAdwCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt
74uQXgAAAXAg2SylAAAEAwBIMEYCIQCuOezsYgyKgKcYD30iUxJgl/RTaAeUA8Bw
HXTQsZniRgIhAOt+SHT0zUW5YBcggTk53w9GEiKEPwL9xLQdMWKUI6u7MA0GCSqG
SIb3DQEBCwUAA4IBAQB4GPHCNVyMCv5YhFcKhRUKFuZG7WVQXbq30NhY+e/kjH7i
S+TIe0QYigXaUpLQcHykm4ygsFdLhFgTURbryP/2NTOgUHLHFaGNRC7iWnuf8D0b
pGkCXdKaSXdSdmH0NSNQ07KqDmrf6IMOmY6WFNMgdM2cvoJ8+Ynmn/xaHwVo8sET
QN4wuwDNJJSIHD9qO8iZ652Zit2SxQNmyB5bzbjUYUoyX8c9IY5DbWTjUmveQZkx
SNsMfHSO6odNzlIeq9PEVsW2fTZmmJpY0B0TF4kr9fpyYv938xhLYy/ShG2MZVtG
yt0Y/rYW2rt2kpHuySQuZ7JDcdR3/ZCeQNcbHC3n
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArQ0WyyX60cPfe0LBK4Uq
qPmLV3pBBGJmWV1x/XCI0ZQotvEx5SMHgHXSpUws1X4H7VAGQJ2AvKSdIqMkcXVU
wZbVhlUjfyiI6iK+w0X8SUIW+DA8oiYNXkHK2Q4vZZ8XjAx9D6atOlRxRQrob3KW
HKgWikQeJySUiy/x6L9hbca2tZcAFs8oDdCOfeybdqwFwkgVtniSqDt8G6X8rJJL
DhBzIbxLaHqoC4FjLedzT5Z7NUok1XFhWMvoQLwFUB7RACSTt7SFTZvaS+H/O9F/
3aheGp5bZjFEWIVZDfKkdhqfhUjKJBXyvWEJweBGVuZr58ZZiXG5EQzMoelG8jqi
uQIDAQAB
-----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 267243370537083772502216187661700502493788
 . . . . . . . . [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 2020-02-07 17:11:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-07 17:11:08 +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 'katrin-seidel.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 21845681203980214801536194615276911646940461377778819752823465367368363628885216287570366591377876008560297496921315167638224375950174791659690850512883447861998367838945939831045440037112486332951218226861234620499401037212386436417427099441965498898737321410360961379503970693560577274164933433745898310091992735479921026056999294297495324681860514138352128893850154281669201087411721109888775831265866111705695607930505259664563293356139825900991942335286405028385191083545625595880437079883352525962282400210266290488164106571685055093863961908639747897181560844207664726079129317725317635272806114274676580197049
 . . . . . . . . . . . . . . . . . . . . [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)
							ad8c69f43e2b2fe9ab98cf17e7a515de2eb32b55
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'katrin-seidel.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017020d92cb10000040300483046022100cba6661e0fecc4db642edb374539503369ba2546f91b9cf2644696994b46089d022100c7aeb5f980ce8e56f2665968e8f672af6818680405e368203b5f4bb87e6a0fdb007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017020d92ca50000040300483046022100ae39ecec620c8a80a7180f7d2253126097f45368079403c0701d74d0b199e246022100eb7e4874f4cd45b9601720813939df0f461222843f02fdc4b41d31629423abbb
 . . . . [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)
		007818f1c2355c8c0afe5884570a85150a16e646ed65505dbab7d0d858f9efe48c7ee24be4c87b44188a05da5292d0707ca49b8ca0b0574b8458135116ebc8fff63533a05072c715a18d442ee25a7b9ff03d1ba469025dd29a4977527661f4352350d3b2aa0e6adfe8830e998e9614d32074cd9cbe827cf989e69ffc5a1f0568f2c11340de30bb00cd2494881c3f6a3bc899eb9d998add92c50366c81e5bcdb8d4614a325fc73d218e436d64e3526bde41993148db0c7c748eea874dce521eabd3c456c5b67d3666989a58d01d1317892bf5fa7262ff77f3184b632fd2846d8c655b46cadd18feb616dabb769291eec9242e67b24371d477fd909e40d71b1c2de7