universal.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:bd:46:7c:c1:5b:07:2a:31:d5:a0:61:e8:d2:0f:bf:85:29 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=universal.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:bd:46:7c:c1:5b:07:2a:31:d5:a0:61:e8:d2:0f:bf:85:29
Serial Number (int): 412856204801330792309662893785658161071401
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ca:e7:9c:ba:e2:e6:0b:c3:dd:0f:6e:60:6d:5d:ad:02:96:dd:ba:f7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9d:8e:3f:68:12:a6:34:b0:50:9b:57:20:39:2d:a7:d6:8e:7a:39:a3
Fingerprint (sha256): dc:a6:f9:0e:5b:3c:68:e3:d1:75:f9:3c:bb:47:6b:7c:d5:7b:63:d2:bd:80:ed:44:78:42:86:70:b7:36:eb:ab

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

Revocation information

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

Check the revocation status for certificate universal.nl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for universal.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

universal.nl

Other certificates including the domain name universal.nl

(limited to 100 certificates)
access.enterlync.net
alerts.library.nyu.edu
control.universal.nl
access.enterlync.net
alerts.library.nyu.edu
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
access.enterlync.net
alerts.library.nyu.edu
access.enterlync.net
alerts.library.nyu.edu
alerts.library.nyu.edu
access.enterlync.net
universal.nl
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
access.enterlync.net
universal.nl
alerts.library.nyu.edu
access.enterlync.net
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
control.universal.nl
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
alerts.library.nyu.edu
access.enterlync.net
sip.universal.nl
access.enterlync.net
alerts.library.nyu.edu
alerts.library.nyu.edu
alerts.library.nyu.edu
universal.nl
access.enterlync.net
access.enterlync.net
access.enterlync.net
status.universal.nl
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
alerts.library.nyu.edu
alerts.library.nyu.edu
alerts.library.nyu.edu
access.enterlync.net
alerts.library.nyu.edu
universal.nl
status.universal.nl
alerts.library.nyu.edu
access.enterlync.net
access.enterlync.net
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
alerts.library.nyu.edu
alerts.library.nyu.edu
portal.universal.nl
alerts.library.nyu.edu
access.enterlync.com
alerts.library.nyu.edu
alerts.library.nyu.edu
access.enterlync.net
status.universal.nl
access.enterlync.net
alerts.library.nyu.edu
alerts.library.nyu.edu
access.enterlync.com
alerts.library.nyu.edu
universal.nl
access.enterlync.net
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
access.enterlync.com
alerts.library.nyu.edu
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
access.enterlync.net
portal.universal.nl
portal.universal.nl
status.universal.nl
alerts.library.nyu.edu
alerts.library.nyu.edu
access.enterlync.net
access.enterlync.net
alerts.library.nyu.edu
alerts.library.nyu.edu
alerts.library.nyu.edu
access.enterlync.net
universal.nl
universal.nl
alerts.library.nyu.edu
access.enterlync.com
alerts.library.nyu.edu
access.enterlync.net
alerts.library.nyu.edu

Certificate

The complete raw certificate details for universal.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2IgjPwowQ6YeN9gvX4g7
omqGSHiOC3SFpNhhSLU/OahYpGbV6p2q+K6MqjcCl1g2jNjFIJ8bkmjQNRuwBVO9
VKb5geLIkV665z9We1urC6ZH/rRb1F0QB8Vw9ZXGX9EWqRd06MB2baXmJ3TRGj7E
TA/wdpE3BsCM50lDkLD98Ri56WAw7OZPz1n0+apUJAkKV+u2euP9OFwerrGlJVcE
klQfax88wSk/Q3N+Zen1BqZi1x4Hifqoz4/rmTSUE3zRchSrcZHb7nrtqBhjslpe
8FForjXX0n8L8aZTCdR6wPVpf2RggjcSfDMEAtlb4qkfeACdGVteFiPXMdn2ZdOK
aQIDAQAB
-----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 412856204801330792309662893785658161071401
 . . . . . . . . [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 2023-09-22 21:26:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-21 21:26:42 +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 'universal.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 27334605865046219286967633002216386342912869989242632283261516493299814483624522810578805775108670396328427087840119234805854708951475283277490192150988569198756809955348423617709476574472488822585935840579846480739788976511980342971811194065871065028644392558415968781096238018374761449082221432509003432466081135667433823947163394466789389361096704263135346851993293025948453644796525511959000873787267164925134619565714261603743951454873189821025645051767872668553560359176017109618886682161079841769125616011617735341767488917142738910617030510838437500605739445011354895930184354148712123120471218078624305613417
 . . . . . . . . . . . . . . . . . . . . [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)
							cae79cbae2e60bc3dd0f6e606d5dad0296ddbaf7
 . . . . . . . . . . . . . . . . [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 'universal.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)
							00f20077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018abf009e7100000403004830460221009bdb42aabfdee9e0174a51d7ffdc96b5b34bec4fe6041c32bfe9645fd5534d8c02210099411c36d99b665cccf04d47f1dcfb20de07b35de1a95e3514171336875a4938007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018abf009e580000040300483046022100e36c044d8f70d5fdf1d5b5123bb78ad9cd7926f0a0060d05513e2f1fe1fe6054022100de56881e7bb66081fbbe038c57e22537d56a2f9f335a15abea09f3eae39014ec
 . . . . [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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