appserv01.schooldatabeheer.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:24:07:e7:fd:4b:d5:d0:1c:5c:01:ba:0e:11:a2:97:c0:fc 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=appserv01.schooldatabeheer.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:24:07:e7:fd:4b:d5:d0:1c:5c:01:ba:0e:11:a2:97:c0:fc
Serial Number (int): 360709818090197501037497956394965361213692
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: cb:2c:a7:89:a4:b5:c8:b6:4b:be:ae:c2:22:f9:9d:d9:f4:4c:b5:ad
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 72:16:3f:4e:32:a0:89:c5:d1:69:cf:3b:ef:5b:9a:4e:22:8e:d7:8b
Fingerprint (sha256): 88:a8:5b:75:6d:ae:23:8a:b0:8b:ea:6d:44:37:cd:5d:b8:23:23:a2:76:1b:c1:45:ca:5e:fa:c6:13:3c:3c:26

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

Revocation information

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

Check the revocation status for certificate appserv01.schooldatabeheer.nl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for appserv01.schooldatabeheer.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

appserv01.schooldatabeheer.nl

Other certificates including the domain name schooldatabeheer.nl

(limited to 100 certificates)
acc.schooldatabeheer.nl
acc.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv02.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv02.schooldatabeheer.nl
acc.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv02.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv02.schooldatabeheer.nl
acc.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
acc.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
acc.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
acc.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv02.schooldatabeheer.nl
acc.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv02.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl
appserv01.schooldatabeheer.nl

Certificate

The complete raw certificate details for appserv01.schooldatabeheer.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3UnzYc0tUnTQ+65zs8D+
WZH+e867lO76vzpKf7q/SKoqs3+m4YmqDXj02++2/bKEJkLTKeBMy5ODjR32KRDx
apLzeXC1gjkrkV4fFVHA6SOZWXZIgKni5x/0C4tU/Sq7GDrBy+FOp6ubgVXZxKDX
bc4tH2SW2dx4PGS2Ozq45CgfOaBVjOUq1u/Xe9/ZqBs7S9UXUj6QHWr0pXWcRYA2
A0I5+JGU3B/4fYbBK1+hEHWfxbKFHRybsGoxy1622p/HOsNZ/jV0NqonIDz4ViCs
fPd4tqnp6p+eJzckl0bNsX06UiMGvSh0M3QFs5mpXGBPSUj3xhPIrt0rKx7Cjt0x
hwIDAQAB
-----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 360709818090197501037497956394965361213692
 . . . . . . . . [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 2021-01-15 03:39:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-04-15 03:39:36 +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 'appserv01.schooldatabeheer.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 27935131852256892680496385011394568132787276434015170233376457617212054821643524854109381877646812009272634578589392717333607818100518754040681845624834831138624429861868943421530305912385097047529784514900837882135161813605723435564019177394845169210383577989789840198217659698486128472421389401886780134588610012907655138798481320196730729703441882038054096707038288077815766087495774542870814784160586910401163046463172797758164359000720482947090604359829639728943559978307802936890215197244445277278834624195987247773086433876936832714735269039976540802355516687309718547714714063951969390597467895079159608455559
 . . . . . . . . . . . . . . . . . . . . [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)
							cb2ca789a4b5c8b64bbeaec222f99dd9f44cb5ad
 . . . . . . . . . . . . . . . . [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 (33 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'appserv01.schooldatabeheer.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 (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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075005cdc4392fee6ab4544b15e9ad456e61037fbd5fa47dca17394b25ee6f6c70eca0000017704577453000004030046304402200edf48e4e5d2ed4d7c16fbdaa90d5126d4f9c9c4ac4128c6fbf183b9496a1dbe02206becab4f4081807b73a65c985af5208abb9f441926ad1c7f04b129d3ff606d810075007d3ef2f88fff88556824c2c0ca9e5289792bc50e78097f2e6a9768997e22f0d7000001770457746c0000040300463044022062fc6a3ecf9783439050b91c2de76a5bb5870ad8a99149dfe1ce4dd4a8f27a6e02206749dfc13b82a59d715dd5d5874612fc2dd42acff4e30384c52f2cdda84407f8
 . . . . [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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