www.focum.nl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:25:62:b4:3f:1b:00:10:e4:98:7b:d0:9d:ff:39:1f:69:6f 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=www.focum.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:25:62:b4:3f:1b:00:10:e4:98:7b:d0:9d:ff:39:1f:69:6f
Serial Number (int): 274058505608307906952800140219653738686831
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 76:26:98:43:95:43:e5:cb:e5:a3:62:ed:52:b2:63:ee:62:84:0b:c2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9c:18:e3:17:56:1b:eb:cd:fb:43:73:8a:cb:e2:ca:4b:5e:e6:be:fc
Fingerprint (sha256): e0:6f:06:d7:3f:33:2b:3d:f6:35:dd:03:9b:8f:24:1b:14:12:03:ad:e3:85:2b:ef:36:50:67:d5:1d:34:4a:07

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.focum.nl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.focum.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

www.focum.nl

Other certificates including the domain name focum.nl

(limited to 100 certificates)
acc.focum.nl
www.focum.nl
webmail.focum.nl
ctx.focum.nl
www.focum.nl
www.portal.focum.nl
*.agility.focum.nl
preventel.focum.nl
www.focum.nl
tst.preventel.focum.nl
www.portal.focum.nl
acc.focum.nl
www.focum.nl
*.agility.focum.nl
www.portal.focum.nl
transfer.focum.nl
mail.focum.nl
portal.focum.nl
www.focum.nl
acc.preventel.focum.nl
www.klantportaal.focum.nl
ctx.focum.nl
*.agility.focum.nl
portal.focum.nl
www.klantportaal.focum.nl
www.acc.riskportal.nl
tst.preventel.focum.nl
portal.focum.nl
www.focum.nl
www.focum.nl
acc.preventel.focum.nl
www.klantportaal.focum.nl
*.agility.focum.nl
klantportaal.focum.nl
www.klantportaal.focum.nl
preventel.focum.nl
*.agility.focum.nl
klantportaal.focum.nl
acc.preventel.focum.nl
portal.focum.nl
www.focum.nl
webmail.focum.nl
*.agility.focum.nl
*.agility.focum.nl
klantportaal.focum.nl
www.focum.nl
portal.focum.nl
transfer.focum.nl
ctx.focum.nl
portal.focum.nl
acc.riskportal.nl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAngA0aVyQX+X8DvZxSTiX
KDLB+lja7YoW6R4SpEPqHv+N/rOz++OWBDR3yHFBcI6Xg4Wc6tdvcu4LPE/OJeZb
rvyq14f5aWIDhsLLhGdSI5h9naoTuXyBxr9VsOZG1bszY3bTYwYzeGSGXBzzgRLI
1OiAkqpg8nqKhciMeSLzCkSaZXS7ACuRv/qFSd+KAlwQsfEHbmeMDg+l+YBId3Ki
VXJZCZ2YliHuyKOc6lJTYnWCdVdSt/RwXBw/CkZzpB+QS4kC7r7ZfGSGMWt/3O9I
osjjUGRdUqd3/RCZfkQARiWZ+pD/PLnFJN5Ia8oiVjsDW5lDec2ire8x2xcE2en6
RQIDAQAB
-----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 274058505608307906952800140219653738686831
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-20 11:41:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-18 11:41:47 +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 'www.focum.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 19945753142089483301944972841565317504403359271025142175803192973438851836924928795295184287557044870467856259801459097801242056564896640075687036832622658532638292211708342447190092209297581291193840869229209942519942828943908484651431794386808188511844892599954838148475712169337718691759243746339846320896887451121463919043690502023395674901623032760321355186802391168625526503387124969768763782557901241939226732140354336438236141755073903194468817875645084292029055127593053620494402981270846268751829160701575762544638864689696080735837938225506674333918597188100527578415487107684532438580129933512913594219077
 . . . . . . . . . . . . . . . . . . . . [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)
							762698439543e5cbe5a362ed52b263ee62840bc2
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 'www.focum.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c0f670c64000004030046304402200539adeab03e6a762c1261bcc99acf971e7a5762ba7c237ef1d6a42c199954d002205ac1062c5bfe636fca397a80e08b09c965555a646e0930ed59570a224a7d6dca00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c0f670c560000040300483046022100de4dfe61ee40bb9b3a4872501611e025346eeff6942e0d8118620c898743aa2502210082a7f3cac7033aae829a973f1509cd03c2d53373d907b8f40f770d6971311962
 . . . . [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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