acumulus.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:40:f6:e4:5e:d4:d0:bb:38:ec:d2:72:b4:cb:43:98:d0:0d was issued on by Let's Encrypt.

With 6 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=acumulus.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:40:f6:e4:5e:d4:d0:bb:38:ec:d2:72:b4:cb:43:98:d0:0d
Serial Number (int): 370555391064035355909858500530355205361677
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a3:05:52:7d:5f:59:71:d8:be:3f:25:9f:40:c7:fd:93:40:73:51:48
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5c:fd:87:a8:50:32:36:78:83:7e:b0:7d:06:59:a6:9f:35:cc:73:78
Fingerprint (sha256): 8c:58:2f:52:21:11:53:49:f8:a6:4f:6c:b7:11:cd:ea:09:e4:19:1e:12:59:0f:72:a1:a2:33:66:51:d7:17:02

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

Revocation information

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

Check the revocation status for certificate acumulus.nl

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for acumulus.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

acumulus.nl
forum.acumulus.nl
m.acumulus.nl
m8.acumulus.nl
wiki.acumulus.nl
www.acumulus.nl

Other certificates including the domain name acumulus.nl

(limited to 100 certificates)
acumulus.nl
acumulus.nl
acumulus.nl
*.acumulus.nl
*.acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl
*.acumulus.nl
acumulus.nl
*.acumulus.nl
*.acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl
acumulus.nl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApadaogybR8FVXslKowIF
zyDx+4ZmT2q1HnD7Pa3sfaOBS5TLRpPLTkK6/oS9LAusOFn+hNhDgZeflnETGhfm
M2HZIalYVcBVgD76QlT5VlSO974kGTmZ1y/beMdfyCcXyNJGx3NxtG4SdeCGiVrk
d2WzORO/MGdtihH1QJLLQMViU1tdbNjIXZ3gCt1Jt7N7HJfDfCNnpB/q5PP/0qCu
CyMVwRA1ULPPldvnBwYWFFkVDZGGJPco4cKocrVtDiGxC/Bpdx4CiKpQ7yQcsMZ/
S9W5q5AGKdZQg1hhsn5UNwbpnIDB1dEvAsloFV28Y7Zy34+SlR0jOerQN51v6iqp
uwIDAQAB
-----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 370555391064035355909858500530355205361677
 . . . . . . . . [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 2024-02-16 01:08:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-16 01:08:42 +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 'acumulus.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 20911845669906517129536046410073548775896648298502092706959838443497889676981704077448062119535839219036022923131379692897707507532318264630546074720164417696624562521307431525471167792774537672658192501787886957027976893825118137356230250226689188830355814113807488307802909512207693740446783651524828226302697684866196100613574877648296211964992526101117486204527667251474556147405591551105761984974750851743250382720082976378089048177450885993278023537428869795370397076952644365284006188996457919831111287328228884903345177400717626982975244884696921912087149991927668359984883332711366789363493616214347843545531
 . . . . . . . . . . . . . . . . . . . . [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)
							a305527d5f5971d8be3f259f40c7fd9340735148
 . . . . . . . . . . . . . . . . [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 (100 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'acumulus.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'forum.acumulus.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'm.acumulus.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'm8.acumulus.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wiki.acumulus.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.acumulus.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018dafac564f00000403004730450220785b22659d3e8a190c6b53374dd8e319e39110c574617bf03440be9d2e6a6bb9022100cd7e21bfbe5e650d6638ec3a2f82a3fcfdc05a288a2c720249e99efa30a698c700760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018dafac56bd000004030047304502206b36bcc99b676a669c2ef214fa2196eeb8ba6f901cc6c57da3b6a3f448794111022100aee3610d85ebcc2bbbd1e2e333e42263a451bb4f51457a5c4e42a0a3b6108f3f
 . . . . [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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