seekinnovation.at

Issued by R3

About this certificate

This digital certificate with serial number 03:18:c1:e0:71:74:c1:c7:fc:b6:02:d7:9c:36:e9:fc:2e:52 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:
  • 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=seekinnovation.at

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:18:c1:e0:71:74:c1:c7:fc:b6:02:d7:9c:36:e9:fc:2e:52
Serial Number (int): 269761340980228788068672824564765886787154
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d1:51:42:a3:2c:69:2f:fa:81:80:c9:fe:85:95:d9:78:44:05:f2:f0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d1:5f:91:1d:47:46:9b:7c:b4:1e:39:50:e5:da:1f:55:fd:88:9a:df
Fingerprint (sha256): 46:b1:92:9d:d8:d7:bb:b5:53:65:ef:f9:da:8d:f9:b6:66:bd:e1:8d:da:4c:23:a4:2c:09:8d:f6:39:55:f1:96

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

Revocation information

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

Check the revocation status for certificate seekinnovation.at

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for seekinnovation.at

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

seekinnovation.at

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Certificate

The complete raw certificate details for seekinnovation.at in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyE9V44GsH/BKavCl+Lvr
1N5vBFdUY/NnlvR2xewzEp1ZrGvtVqa43Cz5Qv8jiwQJYjuFWOz37w9MQScCBjV4
J9wGL/BZafsbyovWYlO2Ss/VygqzJWOx+dAUUVCvvzmxEAHs+Q/JM+3uIHeebn2X
yYOjqnx//kb7P6aHqnvfuLKmqtwed11v2TkbvhJr3ZaTXbw1nvkqJew19cVb56k7
yuf9QHYbY+2sQgE3xjZCO3yJlbxhdlFpRteE5Ov4Razazi5d3vaetfyB2wRNnvdK
6LW5D2vd6Gm8oIMX4AmO78ePD9YiS/DHhd8MtoiOXzs8121h9PQU1alLnYiqB9hq
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 269761340980228788068672824564765886787154
 . . . . . . . . [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 2024-02-17 23:14:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-17 23:14:00 +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 'seekinnovation.at'
 . . . . . . . . [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 25286782787694271953450275732173195038123989674930579040484429109612752266951934136233407453218031085019318461098673241796537398661822428794679380363998559239494807968375826159263957115158349813276383429289120127996802504023204559748855155461588808967678073850425030817834679967369919839392389351453733054395296390495752044689053181343315410185051409852859801203331507330278551270299416255060081565328407005431271726883284819579683520099171215206108074407533433824473687835121940418205144770848439772057663799794329527566806092453804000711584532928670046550854498435561666440061925280436610509903708504409806403562067
 . . . . . . . . . . . . . . . . . . . . [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)
							d15142a32c692ffa8180c9fe8595d9784405f2f0
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'seekinnovation.at'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018db9900c0a0000040300463044022030e76c5f7fe817343b7bf16b0ca748fb322fc2c1f9a8dad4372800217b955249022024ad9daff7185524f52adf3872993dfc1776e1000cfbb6a4d4575f4ef1fe94f30075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018db9900dfd0000040300463044022100b24bdfd4026df7d8b36e862af49de74b647b99fcf6403d98e77eff89a01b0edf021f3841f70da580dc9e2fc84d261123fb47a3aea0dd7b536968cb7daa3096c46e
 . . . . [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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