la-rosa-hilversum.nl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4c:58:47:89:8e:f2:86:d5:e0:83:e5:01:9a:79:ff:25:1d 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=la-rosa-hilversum.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4c:58:47:89:8e:f2:86:d5:e0:83:e5:01:9a:79:ff:25:1d
Serial Number (int): 287315661187993664888411942773050878928157
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d8:d6:e8:ff:ee:74:5a:18:a7:61:87:b2:79:a8:64:ac:fd:2d:bf:a9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 60:30:e7:da:7f:05:b8:b7:fa:bc:8a:1a:d7:01:8b:23:62:bd:7e:46
Fingerprint (sha256): 5a:49:5d:6b:4a:89:7b:bb:50:8b:a7:25:2b:3c:0c:5e:8d:11:1d:bd:7b:70:1a:7c:0c:fe:73:6f:64:78:ff:de

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 la-rosa-hilversum.nl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for la-rosa-hilversum.nl

Public Key Algorithm

RSA

Key Size

4096

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

la-rosa-hilversum.nl

Other certificates including the domain name la-rosa-hilversum.nl

(limited to 100 certificates)

Certificate

The complete raw certificate details for la-rosa-hilversum.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 287315661187993664888411942773050878928157
 . . . . . . . . [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 2019-10-05 01:34:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-03 01:34:46 +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 'la-rosa-hilversum.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 648899397318981869354015895138587734843592718626500785647686625653107272031122941079692609460992438316971844705606805180772980088566854284352458794069998518568088500277269186344600978375783928760722657071098231005404776693340594930980225823512104130163223055330591858540217435201045713885143226718066585890786312442898395556789159141458755016758814319622421239916835877274727274838225706442874807519696526902135997807769419127141839127807371088419835674479532113447530066109475145757325213686861504950687386157696931993771224241580909893777603324676948352130713208024727953607277287198491406696044835323793914369138970771584009990128098614378607748239954487327892708024192228811418454493113821260164475238051291068297959044775158549725744413483371751689160656514874738520167657541528356896054907661070416932028772537086092906391893587886402242761039940262803332104120312635406228194601258402899920834730722369546289165428920266089340818112200347591797022759741718595671344585586074820485134549461261067956548369046477192605428783730666208227505161846091936514852286288462176983504628463061152589177070551276754802175550914987374465891115834448315730031964757594210833175438563289736207484783318283166535383559369956868042248508941901
 . . . . . . . . . . . . . . . . . . . . [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)
							d8d6e8ffee745a18a76187b279a864acfd2dbfa9
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'la-rosa-hilversum.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016d99c4fc5a0000040300483046022100f3030b191f8704126ed0eefe4e96e8b610764f85bc36b79ff41b621fbc3511c3022100f2e54eb87880001369f52ab0d9865bfdb7057245d14c31e33915ed003a5fb5f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016d99c4fc4e00000403004730450220033f7b47de64734b40633d747263904244d463bd8e216038f344d57022504b3f022100b40dce4e88182e6526b9d81a61c7994ef0213c6628803b3cfa4335b9d7c48893
 . . . . [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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