hdf-reutlingen.de

Issued by R3

About this certificate

This digital certificate with serial number 03:33:e3:9e:76:1a:c0:7e:87:6f:9f:35:52:72:4b:80:2c:72 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=hdf-reutlingen.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:33:e3:9e:76:1a:c0:7e:87:6f:9f:35:52:72:4b:80:2c:72
Serial Number (int): 278993816041639265524803763953261292301426
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9b:9f:6f:26:09:6a:90:77:5f:27:9c:ae:de:3c:3e:91:15:e4:4d:1a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 06:9c:6b:e5:31:7d:88:98:46:b4:10:a3:46:68:a9:3d:d3:4b:d7:ee
Fingerprint (sha256): 22:7f:2d:70:6c:2e:25:89:75:2d:58:e1:cf:9d:1e:a1:3b:ed:a3:df:da:3b:51:f5:6a:ac:47:13:ba:89:d7:f8

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate hdf-reutlingen.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for hdf-reutlingen.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

hdf-reutlingen.de
www.hdf-reutlingen.de

Other certificates including the domain name hdf-reutlingen.de

(limited to 100 certificates)
hdf-reutlingen.de
www.hdf-reutlingen.de
hdf-reutlingen.de
www.hdf-reutlingen.de
hdf-reutlingen.de
www.hdf-reutlingen.de
www.hdf-reutlingen.de

Certificate

The complete raw certificate details for hdf-reutlingen.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFBjCCA+6gAwIBAgISAzPjnnYawH6Hb581UnJLgCxyMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA2MjMxNjAwMjRaFw0yMzA5MjExNjAwMjNaMBwxGjAYBgNVBAMT
EWhkZi1yZXV0bGluZ2VuLmRlMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC
AQEA3vqrDT9nG72lR6ja1N0AmpKCZF1YDoTk9b9WXQi/a2JvL9h6AterwT/o1Eth
mCZJBbV7ff26CC4gJUs7ui8+hDCLvCz+FZvvqph5nNLob8Rr4m+GeQstzTzMaWYQ
oEBwAJ6+2/beZ68M+VB4Mm2gqkuIHfreO8jFQ5e6uS9cJe63YA6eptCBL2xpvJd2
v6wk7p9cgXWNVBClLerCbq0OAsOLDjzXRdP27x/b348Q6/LgYhfmARgMVVAElUq0
pLLPRJQ4juxVVpC9SzXIoIPRptibuEOAGq/T51AIoSCSElAeqmy4X46+TgwY6XHt
Xco7PD8LCozzFlfHmKd9DRJjpwIDAQABo4ICKjCCAiYwDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G
A1UdDgQWBBSbn28mCWqQd18nnK7ePD6RFeRNGjAfBgNVHSMEGDAWgBQULrMXt1hW
y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6
Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu
b3JnLzAzBgNVHREELDAqghFoZGYtcmV1dGxpbmdlbi5kZYIVd3d3LmhkZi1yZXV0
bGluZ2VuLmRlMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBAYKKwYBBAHWeQIEAgSB
9QSB8gDwAHYAtz77JN+cTbp18jnFulj0bF38Qs96nzXEnh0JgSXttJkAAAGI6TMq
YgAABAMARzBFAiEA665lxhziu49bsf0je17u+V3mNhi88g4H+vH/HqSzuRoCIARy
FPXLvSq8YGlxB0qU4Sq0/Y1f6hM+aLW7O93WawgPAHYA6D7Q2j71BjUy51covIlr
yQPTy9ERa+zraeF3fW0GvW4AAAGI6TMqXwAABAMARzBFAiAbzoqUoZ7E2Dut4YSX
0kZqrqUaW9G1sZ7aMSk7iFPNhgIhAN4ZyT2H33fNmL4QhHLpSlnUlW1NqYL9/wzJ
b3SFZ2ujMA0GCSqGSIb3DQEBCwUAA4IBAQCAYj21bvUMk/ayLWfipUEs1xTwYhTF
d9c+LB0Rl4Le9ZEj3JBcBgUZaV5Hyq+shzn3+cZZM6RmukXn010MVRH05octuaG3
Bt/UvvYS5kZtx16eEe6qLsDZSTHpWgS1AZeKI9ZM4rpQ/WdLj7CbbOH0iReeX6X1
VGRJj+eRU651/VTUxpXxOrw+cAZmr2ry/dR/5bJ+6prcIrKdtRgmWGbOmtXU5Uur
7TemExHqsZCBgWP6R/xssN7X6CkRhQaVs8UGqwzsVWr56wVlJBRr57Ixs9qraGE6
yMK815OxUrVW0r2A5xzfrectNwRimh4RClmJVdHRyXlGoUsaCSSVqvOK
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3vqrDT9nG72lR6ja1N0A
mpKCZF1YDoTk9b9WXQi/a2JvL9h6AterwT/o1EthmCZJBbV7ff26CC4gJUs7ui8+
hDCLvCz+FZvvqph5nNLob8Rr4m+GeQstzTzMaWYQoEBwAJ6+2/beZ68M+VB4Mm2g
qkuIHfreO8jFQ5e6uS9cJe63YA6eptCBL2xpvJd2v6wk7p9cgXWNVBClLerCbq0O
AsOLDjzXRdP27x/b348Q6/LgYhfmARgMVVAElUq0pLLPRJQ4juxVVpC9SzXIoIPR
ptibuEOAGq/T51AIoSCSElAeqmy4X46+TgwY6XHtXco7PD8LCozzFlfHmKd9DRJj
pwIDAQAB
-----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 278993816041639265524803763953261292301426
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-23 16:00:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-21 16:00:23 +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 'hdf-reutlingen.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 28148512784506106831512029131819643917747618542182784879421839170085296565971836086425409063688839039393894963115670238383092142579882652862239848534507310663962680503361783604107825082439573348143749229593956779944260417543626500146798129468831809579823628002138214568465812590619187293144109599098033410441370793621157956813439606718096186366245582568562548116415948602786281934085426157270714814913129562777820142539836276991051414285498680996167226339255451856564447792691620555085766866394540876476136379683827362269540795689043067853321565967706939213977230163120328667305171271096647043025435924861277325910951
 . . . . . . . . . . . . . . . . . . . . [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)
							9b9f6f26096a90775f279caede3c3e9115e44d1a
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hdf-reutlingen.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.hdf-reutlingen.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188e9332a620000040300473045022100ebae65c61ce2bb8f5bb1fd237b5eeef95de63618bcf20e07faf1ff1ea4b3b91a0220047214f5cbbd2abc606971074a94e12ab4fd8d5fea133e68b5bb3bddd66b080f007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000188e9332a5f000004030047304502201bce8a94a19ec4d83bade18497d2466aaea51a5bd1b5b19eda31293b8853cd86022100de19c93d87df77cd98be108472e94a59d4956d4da982fdff0cc96f7485676ba3
 . . . . [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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