www.additive-apps.eu

Issued by R3

About this certificate

This digital certificate with serial number 04:09:6e:0f:b4:b1:1b:cd:d7:0a:0e:b5:90:9a:89:fb:1b:56 was issued on by Let's Encrypt.

With 2 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=www.additive-apps.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:09:6e:0f:b4:b1:1b:cd:d7:0a:0e:b5:90:9a:89:fb:1b:56
Serial Number (int): 351657981658184369888977798761482779564886
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: cc:f7:81:64:97:85:b5:3e:a1:5e:69:66:bf:db:ca:85:72:5c:19:2e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 00:64:75:21:30:7b:21:ff:5d:f3:00:f2:d2:27:e0:09:67:82:aa:3b
Fingerprint (sha256): 1c:09:24:9e:78:68:e4:ec:b2:75:06:cd:ab:63:a6:de:dc:5b:43:ca:26:bf:d7:a3:3d:3c:4d:d9:3e:5c:62:14

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

Revocation information

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

Check the revocation status for certificate www.additive-apps.eu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.additive-apps.eu

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

additive-apps.eu
www.additive-apps.eu

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Certificate

The complete raw certificate details for www.additive-apps.eu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApVGW/DhaXarW+S1O0H1o
3KSSrvIH1IFJtjaZOpe7cFXRvMMshxrZZIgnBrLonCef/ZyLoxwLjoDJot8H1oN9
qbRWas7rRg7y7r+GMTLdVWD82LWOYh9KBWmuZZuUuJDyn5xbk1fhThfghVRtrLu6
wrTEMRurJefXpWSGTelEkEfa22rkXMs54eNfS1hpI+uYiibT6/AMrD/09P22epyb
q4qKuavToWXx9dmiBOWPxpyIN7PTV7Mq1mPhjQzS2OeDK/RS800z4/jIpwbFLhFA
apy3xCgJRvv05N2Imu8e06tfhOpnAQisy4L/ZSGiaiPZ3vI2b+HhWgXZOPvYP4X8
XwIDAQAB
-----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 351657981658184369888977798761482779564886
 . . . . . . . . [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 2024-05-02 06:08:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-31 06:08:10 +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.additive-apps.eu'
 . . . . . . . . [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 20869553742432847491622834104960239629098812589517972969650768914995948835694686557913131163899721963076996837604478738196147962187422004572996961909790579736856898322373573750512492704970547506439781078261624877697674564260074537638987978839723192883163839573998585765509551706633496318343993662869707547309199268082303371683849415954939147720963584414973508955837210784693174184751162636168517362053369227389401419761317494495560996185377805494620157273835999728697538237047456039161376122562838507864014128034084730168424631909335389794198021452059811513589768457174072277875092391020007423250216318588876747045983
 . . . . . . . . . . . . . . . . . . . . [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)
							ccf781649785b53ea15e6966bfdbca85725c192e
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'additive-apps.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.additive-apps.eu'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f3821d1090000040300463044022025bce8f7e0ce290d67f8a52c780f1b9e4203f3894d4f036ea84b27d2b292456302202c16e4aaec190ab1c77d95530491ae379eb2351395768ab6a2855d2b1bc61c8c00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f3821d13e00000403004730450220157106c5f8f4ce4da265b5550e123d7864771bc7994db77e51eb3f51dcfc025a022100fb88372313bc96c4d45cb2bea65bc84f86eb550a1b88867e42520ffd850388c8
 . . . . [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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