tcf-collab.th-deg.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a1:b6:81:31:43:3d:d2:83:4f:36:dd:aa:85:be:43:3f:39 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=tcf-collab.th-deg.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a1:b6:81:31:43:3d:d2:83:4f:36:dd:aa:85:be:43:3f:39
Serial Number (int): 403477195102005175433231521180430358495033
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 52:e3:e8:2a:49:33:f7:93:da:dd:ea:1d:f0:91:91:b4:a0:c2:fa:56
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 02:91:33:88:f9:d3:31:c7:7c:e8:de:b6:b7:f4:57:d5:70:59:65:9b
Fingerprint (sha256): 28:ee:b1:ed:c6:6e:a5:11:e8:9a:7f:a6:7b:b8:0d:6d:3e:85:d7:43:03:53:51:06:08:28:b9:e0:36:cf:ff:b6

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 tcf-collab.th-deg.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tcf-collab.th-deg.de

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

tcf-collab.th-deg.de

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Certificate

The complete raw certificate details for tcf-collab.th-deg.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGXzCCBUegAwIBAgISBKG2gTFDPdKDTzbdqoW+Qz85MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDgwMTQ5MzlaFw0y
MDA2MDYwMTQ5MzlaMB8xHTAbBgNVBAMTFHRjZi1jb2xsYWIudGgtZGVnLmRlMIIC
IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAsk33ZhKfRFczL2EWZurwH81F
/mk/0ypM1AqH7DCVSq9gWxbTNzTzOeuAmGMKLCkx5VJhd0+VhDIR/IPTRdhuLRks
BQb1F4u+0u/VjrYpPKp6VFJV4LBtNx4F8Zn8JJTG5isQx0AcrWs3HT4Flb0sRNrp
TP8SpRAKMUlZ7z9jkHy/5KsHuTBlTevMrv+mAvRuooZytFDOlAi2vp06RTs3wfZY
Xii5c+RnIwZK6AxrXcwN3/egylK+ZEF9cD+hbpLNRLpwoZCUKMc1ZpZRbEJNF3D+
xyy6iQLXTIzYjnISwpp8ZMdk7JnJChsLwoQfGI2M9Bqp+4PMHFkfJcQHs2ROYnPr
wn2Uh7flAkDL77vL+ixzO3peAtkNX2a3Vrd02RupmMxgtnlbozyXzZh/zMinhqmZ
Ptm37sX0lEm/M7YZJbVaL0BCZ618PXs+Z/t7moTOTJbK3Hx5nPlNkhlbhT/ONfDs
iShu1VRo8nnvpm7Jb2y1qV/L5Et90kzyXw/gqB58Y8UfmlNpDYJD/uhO0MKqszM1
URgqHd0Iv7v+2c8C0aynpsaf16CRvL7i7eQGrLd3ISU1VW0SgCsRT9LScNGqX22N
OiiIRESihSKTJb1rsa/9pYLmQTK5uOlNmSTHKLjCjQyKKqhOGXEwhZxx6p7kaqCE
gep182D3sJ7MF8oRTy8CAwEAAaOCAmgwggJkMA4GA1UdDwEB/wQEAwIFoDAdBgNV
HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E
FgQUUuPoKkkz95Pa3eod8JGRtKDC+lYwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3
pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz
cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy
dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAfBgNVHREEGDAWghR0Y2YtY29sbGFi
LnRoLWRlZy5kZTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo
MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisG
AQQB1nkCBAIEgfQEgfEA7wB1ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3v
i5BeAAABcLgMT5cAAAQDAEYwRAIgDL5H/dfnUKPAD9rvVPyL2jppTWu/NzbSC6VI
dizHrjwCIGSQFZCDrJmM3R3YhDnO6w1TXjRZdzx7C/1M7qj+W6xuAHYAb1N2rDHw
MRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFwuAxPzAAABAMARzBFAiEA4dYh
SZLQ1IYhf5eQ5PqzCrvGVQ/JrqZllNUZTRw1P8YCIFNEP3IjhsN6pjrGY+yhz9ZV
9MYmhNinG5TRDB8z9YD6MA0GCSqGSIb3DQEBCwUAA4IBAQAP7wcTHG/wejvJJxj0
azvwzkFpwRdjmbGDBdzhbgr03PnEsxfS00+5w1r0lH3AhT1Ueg73c5+ZqmBevJuB
GP0bRgVRwL4A6e/IwpklVAyJVcotrLpwYl9s8xD4yoCVJUjLAfFA7jB/3ki/nJ/B
19zEEaPFHgHSdglk+ojdE7wztF65WlcW5Z3QY3oMeIYvrevNNDtZG6CQ0p7PYr/J
Et0Jb8E60xCE/mhXgSoRJ7eOKPdRErbykEVY5WiSmeN2Al0EA13P3KIGyGVvQyPZ
RlkOBscOkz24dAQx5JMbE6w/0xAFpoZpa0Ac2Eur7ppsgbz0XoNXRPBDbbXo2YLK
Axid
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 403477195102005175433231521180430358495033
 . . . . . . . . [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 2020-03-08 01:49:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-06 01:49:39 +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 'tcf-collab.th-deg.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 727419125226296485390910228194876196869127316611419294732561988709270139772268792025492820388810781142112996617820694382097379596153295475495373939798443525535676999009404895808815231195023402535559180487038691043356422778266704010169141725463420666240086708411499328311116730270106536770748573837089140540563853172013928885039783144953867275970189496625792224392531764066260780406042344033273455765307649712122218063178392521482388023484163140767279953811245825010157207521839691906674882411780305482534149809837996582451367155317503715287915785988725381711399410511094511908443400408111680025160525188048436149923157525868297001047347567305205792017343837802136675010550698791603142024269860851327646406308125230551742278953531268400899423165747158300319258804761946385751064487916432652883953134290679137942265798343707976716319395984935850929576387208851739403284798593353427390695434957949872685247042876402128051654322864533142920212784575732774021950822057761938649165540812679426135508882730969607181936128583338364452930220525714537982356986176886855547507859446846247848081778068879461312341474436731129293996113308986675770165714236848977914919006371191407460303230243737707839650455946898715880685052659420912037521346351
 . . . . . . . . . . . . . . . . . . . . [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)
							52e3e82a4933f793daddea1df09191b4a0c2fa56
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tcf-collab.th-deg.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170b80c4f97000004030046304402200cbe47fdd7e750a3c00fdaef54fc8bda3a694d6bbf3736d20ba548762cc7ae3c02206490159083ac998cdd1dd88439ceeb0d535e3459773c7b0bfd4ceea8fe5bac6e0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170b80c4fcc0000040300473045022100e1d6214992d0d486217f9790e4fab30abbc6550fc9aea66594d5194d1c353fc6022053443f722386c37aa63ac663eca1cfd655f4c62684d8a71b94d10c1f33f580fa
 . . . . [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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