portocheck.nl

Issued by R3

About this certificate

This digital certificate with serial number 03:5b:19:7f:2c:75:a6:78:f4:1b:89:0d:44:f8:5f:76:d8:73 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=portocheck.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:5b:19:7f:2c:75:a6:78:f4:1b:89:0d:44:f8:5f:76:d8:73
Serial Number (int): 292336444208429035245306689058037717981299
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5c:92:c0:94:90:cb:c6:29:01:8f:e7:29:c6:25:26:c6:63:7e:ca:f5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8f:74:68:65:e8:5a:be:9f:d9:d2:57:aa:81:8a:72:8d:42:9b:fa:76
Fingerprint (sha256): 32:ba:b9:5f:c0:cc:df:82:20:b5:bf:21:1b:16:d1:3b:e0:81:71:20:d6:12:b0:2f:9f:23:30:b8:d3:6c:44:8e

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

Revocation information

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

Check the revocation status for certificate portocheck.nl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for portocheck.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

portocheck.nl
www.portocheck.nl

Other certificates including the domain name portocheck.nl

(limited to 100 certificates)

Certificate

The complete raw certificate details for portocheck.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 292336444208429035245306689058037717981299
 . . . . . . . . [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 2023-03-17 22:36:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-15 22:36:02 +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 'portocheck.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 704395005321627165100142218320681718841903109693702585019353989604951690055069712558408524562525842545609321279133354294187725890244475929486794508349464184463406612911087209994309325746800186052233557056269999370015535222538960656102982754011130997878042484458830540497716796777854553578354805072733075425570633269868241585327799699774375654236313307643989117305329153591403985365803922068522881228847654339409610992300170373578129770464870199864124908534806524719836338184047549093608503984411012590255628180325854563422685989789916488107063194388017928223420249910203653176866475511043800648856503633971052425352016097817054887468540100501428947830261503269976946926515698011469357338695306296227202505506608046278212684272359368857438284263541758194121042187049186182666448633721113279252581359307609269221353763634971517418335224114993702624836709329349293104315252507947891439363085434278102780760011099145713799860940534685473818600277956014052119514364135473933506605717192829617909213769989718006387270031572851582770077302118936077224521024761464813114121135262519682807760377040642486954670459827201015431236997894716893360992628468050303306008487710071347625184591085437531918750162526429616282295116807913745799521262213
 . . . . . . . . . . . . . . . . . . . . [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)
							5c92c09490cbc629018fe729c62526c6637ecaf5
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'portocheck.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.portocheck.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)
							00f00077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000186f1ee2bc00000040300483046022100bd911a623fa0380eb68898d86037a51bc372068c2283e7e38e95ad5c7e585330022100f597857ebe3ba08519f419c4b135cc33b4da964cec4426e74b0b4f71bda6b684007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000186f1ee2bdf000004030046304402203459aaa3b5f2e02cac53ad73d8a6eb755f4eaf74cda8b4a43d28e8fcc3c2fe6502204e7c4f1005ac5c8064e8a00d8afa8633433e2084410be05c6a68361410b83d37
 . . . . [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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