vandewouw.dc.tue.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:3e:b3:1c:b0:1f:b6:f6:13:46:ca:c9:a8:a7:f5:3f:1e:79 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:
  • 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=vandewouw.dc.tue.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:3e:b3:1c:b0:1f:b6:f6:13:46:ca:c9:a8:a7:f5:3f:1e:79
Serial Number (int): 369784731243913497276854350725576889671289
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 53:c8:b8:5a:7c:3f:85:c7:32:f9:80:54:b5:54:97:b6:18:cd:a7:52
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 61:2a:c6:16:b3:3e:02:db:9c:42:19:ca:d2:00:cc:2e:04:b2:3b:81
Fingerprint (sha256): 08:2c:10:69:45:85:07:75:45:e9:bd:5a:33:66:64:da:a7:ca:6d:4e:29:d1:9c:f7:ee:b8:a1:ef:d0:ef:30:52

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

Revocation information

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

Check the revocation status for certificate vandewouw.dc.tue.nl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for vandewouw.dc.tue.nl

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

vandewouw.dc.tue.nl
www.vandewouw.dc.tue.nl

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Certificate

The complete raw certificate details for vandewouw.dc.tue.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoQv80f0VOixpNXhFBIKl
ZXn1zTvR8o1PcH3adZXlDjWhFWO1+r5QXXhnhnvH+1bPt/fsn5hh+x7He9OPrstn
D3NMPZyG9kEGdaYQCXCTxVzpaqu4LA073R3Fg0PPSo1LsZds2hNybp6Gv0QapXCx
pGyf4Cob2xyrMeD9jbtYaXWN7PDlgPjwZJjSPio46CPgd6ABCgolLzb8RvGEGJav
OLh0UXWWmznzMkE+iQdY2ckVCZJu33t7d89n0lKFHzP8Un+UvilYe5XYLj5e8rET
e+r4/0HYRxuYpTy60IjFlRMJ3ytIjpGHbwZXYmPVfu0nMAKm1OJl7nJIhMTCYPIC
1QIDAQAB
-----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 369784731243913497276854350725576889671289
 . . . . . . . . [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 2023-12-28 10:31:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-27 10:31:11 +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 'vandewouw.dc.tue.nl'
 . . . . . . . . [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 20330278395142072727162558729607303654737807174765237689571579361332681839875526096804593714844181972522580434248936509001788418674139294704129138584015524604560231732650358984275719920417115915228196809482982410233224772934727040996969507759575220719816677439178211118564023138803178464990502456604415949889657509483823092880215085381132119250827495569009270946886948087963725840031935341295255520638431037884035907759210871751440904019344002992891242504252775149545952287943666513480013685615733873363715142695671457534865476344149043617071588027820628383067609473570296221442784938842896161445684313123398402310869
 . . . . . . . . . . . . . . . . . . . . [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)
							53c8b85a7c3f85c732f98054b55497b618cda752
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vandewouw.dc.tue.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vandewouw.dc.tue.nl'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cb031588d000004030048304602210080707c5c624bdc6c866009713e0f642b36e9f5e8902285c81bd6b5a6ada12307022100f2b3c3979fb589b77a2172796cce8d8e2e322e9536ec9b6fa9941c0419d73628007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cb03158b20000040300483046022100dacd2336a2041893d0a821619aa0af1598d1957c45067d9eaf5aab23f56bebd9022100facd1e290ea4e2ac0333faac3eff3b15ee69fa3381226b056f9979ab5a396bbc
 . . . . [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)
		000359dfe7053442457281556f2f1696b4ac2fcbba85103581ab624bfd019680967e09f9ed891bd2e3f30399657205ee00dea19edf29bcaa2d529695340c93cfcea76b2e4e637a5ddbc393a8a1e2a0cce4276e3eaebf08836606be26e807854b356af97fb2c904ba10b8a1f37d47e30b3e17b080a3a0265ce519aff3d3a94d264ee262508c7878f8bbac4b8e217f91984f2a04e1ebc1267509c026659ad34e7d44f5c4239897c55f2824c2f7c7d869dd65095e613c9b8c9a9f1a3a1028e5f3cc1aca1f18b099331423f5088037cc7f7f34aca0fbe9e8b9eec006d3d7ae3125dcbcc8b421163abe4acb8be80f97f551b003aca549187cf15970e5d79cd1c54591e5