ant.prlab.de

Issued by R3

About this certificate

This digital certificate with serial number 04:0b:b9:26:43:9d:98:9a:6c:02:97:dc:8c:dd:b4:ab:a3:ab 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=ant.prlab.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:0b:b9:26:43:9d:98:9a:6c:02:97:dc:8c:dd:b4:ab:a3:ab
Serial Number (int): 352438355621079636810063708081031333258155
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b0:7c:49:45:a6:88:6f:83:0e:2d:ba:b9:3b:7b:47:4f:7b:b6:3d:72
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 65:6c:1f:54:ea:65:da:38:d5:47:cc:ca:f6:03:19:67:75:5e:39:c2
Fingerprint (sha256): 35:a2:94:5f:3c:21:57:fc:aa:86:e4:b9:47:6a:99:e5:7c:13:1c:eb:02:62:1e:f4:2b:4f:f6:73:b8:d5:d4:bd

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

Revocation information

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

Check the revocation status for certificate ant.prlab.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ant.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ant.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
npi.ng.prlab.de
nsp.prlab.de
nsp.prlab.de
abe.prlab.de
pk.prlab.de
mosswp.prlab.de
stol.prlab.de
abe.prlab.de
ng.prlab.de
noffice.ng.prlab.de
sel.prlab.de
abe.prlab.de
pk.prlab.de
nt.prlab.de
ng.prlab.de
ng.prlab.de
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 ant.prlab.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7DvoyZbFWlWLnJG4ubkt
Qlw3wcXSER2Q25vDskh+TFbA67WIA7NArTSDRH0dwr450DiZx478Sc4eqI9MLfaz
SZWchGjmHcIqTfSGtveLIvlVpx3bNiuf3dSaWAHVvu0OOEYZxTUsduku/gNFSz+p
w4LHuqeGQBd1JzXSYx9H++3SpxTzqgOZLJREXMIVbM587jIYAy1ZaLhzZfW5Cpdu
2waw6m+P5oAdtekPQpkEjYoU7asWZLbEX37sPAbuXD4jpTa5GsGUaQqW4X/dLenK
Dqc/7kLyWvbNhSqMf0oU+dfGtsRY20M5xZ1uV2MOAhV4M5UuX7bjcy9fMmS7kNmG
HQIDAQAB
-----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 352438355621079636810063708081031333258155
 . . . . . . . . [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 2024-01-26 01:58:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-25 01:58:12 +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 'ant.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 29821782361701979606514618534072956963158343887599483664186443281882372557737345062724426313400014610836469730644449612586919220112675024343416711277954270357091275820070427152117931434453853144022735373745071321051141666525721332892472489920794608035126066789186283709815976179055813295103639561055613461058507481458558345665797260028972724007912492178660182983306181211663378172088735031919802282126767289457214677190126819690321869981131240133681408963013037453329821830172029307161961090718134867981621820622419036202870028023405275011370198913242997652891702862139878115633046787121069413645083642662711901914653
 . . . . . . . . . . . . . . . . . . . . [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)
							b07c4945a6886f830e2dbab93b7b474f7bb63d72
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ant.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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d43b41d6d0000040300463044022034abcdd5d1401d1ab8564c4d7f72f6fdeff9f3542176af708e11cccfaa95d56602205a5199303d50da37949338012f3ad0c150231f2523f1acd4494ac7b9979d9f33007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d43b41f6b0000040300473045022100901d2104ac0f2799c80b589a8f8e2dbc56f8c742f39b738f5ab0055682525697022008534ca98c300a5f493048d5f9023a7533912bbe5d77306720535a8f736e0037
 . . . . [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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