pk.prlab.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:59:11:d2:78:54:30:15:c1:3e:15:e3:67:9c:e7:0a:e0:a1 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=pk.prlab.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:59:11:d2:78:54:30:15:c1:3e:15:e3:67:9c:e7:0a:e0:a1
Serial Number (int): 291645678150072098741627692939948180824225
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1f:f2:8b:f9:51:a5:3e:db:e7:11:5b:61:6f:d9:ae:ea:12:af:b7:48
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f1:70:b2:f9:f3:07:a2:3e:92:31:e6:00:38:c7:94:da:08:cb:64:d7
Fingerprint (sha256): 75:25:03:67:25:57:b8:dc:37:95:1c:83:33:ee:84:d0:e3:1e:98:03:37:50:95:5b:63:0d:20:6c:3c:0d:8f:6a

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 pk.prlab.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for pk.prlab.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

pk.prlab.de
www.pk.prlab.de

Other certificates including the domain name prlab.de

(limited to 100 certificates)
noffice.ng.prlab.de
ng.prlab.de
sel.prlab.de
stol.prlab.de
abe.prlab.de
lib.prlab.de
ant.prlab.de
abe.prlab.de
noffice.ng.prlab.de
npi.ng.prlab.de
prlab.de
fst.prlab.de
nsp.prlab.de
ng.prlab.de
sel.prlab.de
stol.prlab.de
prlab.de
glt.prlab.de
noffice.ng.prlab.de
abe.prlab.de
klar.prlab.de
mosswp.prlab.de
noffice.ng.prlab.de
ng.prlab.de
ng.prlab.de
nt.prlab.de
res.prlab.de
abe.prlab.de
bosten2019.prlab.de
ant.prlab.de
hts.wfg.prlab.de
ng.prlab.de
stol.prlab.de
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nsp.prlab.de
nsp.prlab.de
abe.prlab.de
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mosswp.prlab.de
stol.prlab.de
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ng.prlab.de
noffice.ng.prlab.de
sel.prlab.de
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kwg.prlab.de
sel.prlab.de
stol.prlab.de
enerko.prlab.de
abe.prlab.de
ng.prlab.de
lib.prlab.de
npi.ng.prlab.de
npi.ng.prlab.de
spr.prlab.de
pk.prlab.de
npi.ng.prlab.de
abe.prlab.de
lib.prlab.de
lib.prlab.de
enerko.prlab.de
noffice.ng.prlab.de
pk.prlab.de
npi.ng.prlab.de
ees.prlab.de
ng.prlab.de
pk.prlab.de
sel.prlab.de
ant.prlab.de
ng.prlab.de
lib.prlab.de
abe.prlab.de
noffice.ng.prlab.de
klar.prlab.de
lib.prlab.de
hts2020.prlab.de
fst.prlab.de
sel.prlab.de
enerko.prlab.de
stol.prlab.de
npi.ng.prlab.de
abe.prlab.de
bosten2019.prlab.de
npi.ng.prlab.de
npi.ng.prlab.de
ees.prlab.de
ant.prlab.de
bosten2019.prlab.de
noffice.ng.prlab.de
lib.prlab.de
noffice.ng.prlab.de
fst.prlab.de
lib.prlab.de
npi.ng.prlab.de
noffice.ng.prlab.de
fst.prlab.de

Certificate

The complete raw certificate details for pk.prlab.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8i7wnxsaEFg3m2BHwD4U
a1daefm3565a6RRlGXVaNd6cjWnee66ga8bn+FlqzN8fHZ7B8ip1CTVCvNgzIwal
3E8z7CaTmbj4ktlf5J4pz+bGf7iqZVK+/jqKTqRaop6YqM5MJC0O0zXGirzmE6UX
jgMCQR0s0ms4WTQKHIowNntCv7u2dX5VbW457LuAesOyur1QXRRlIg25vdWQsUKa
mVv5323Pl3e4T+46J5TBpvoUXgPOllUqOra3FTWXLE4SaBk1LkP9zUKJ8DkPUlDY
E0xFDrkrXg4PxpMKIXj4DBjHOeHVSThk9Pb5zKwMNBdf619xAqDe3yDkTOx+F+yF
pQIDAQAB
-----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 291645678150072098741627692939948180824225
 . . . . . . . . [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 2018-02-13 17:18:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-14 17:18:12 +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 'pk.prlab.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 30572816742864358570077257822902194091620738269178026487683002543898410313786196701477573068921888760573164395459067488343155025646697477355280721882865351357942617915326304465593327646799278745579675862029044716890938885620057245090404822111021467032229258186095032994814553487143488146893014447988042222776666174273404299313126428411346321549737756191845614385672243001339574204290457077692244361323153843683355272386291059471284536578145656947091685096091075249355940052906752738185431572581037855948799318483012236093965810783235586057045537206186837874299482604286579586607023990618761647788757857672347823932837
 . . . . . . . . . . . . . . . . . . . . [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)
							1ff28bf951a53edbe7115b616fd9aeea12afb748
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pk.prlab.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pk.prlab.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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