materials-innovation.com

Issued by R3

About this certificate

This digital certificate with serial number 03:72:52:28:6c:28:62:6a:9d:35:c8:d4:33:e3:c4:88:26:65 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=materials-innovation.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:72:52:28:6c:28:62:6a:9d:35:c8:d4:33:e3:c4:88:26:65
Serial Number (int): 300238254205496251383833693906085064746597
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 31:4c:cb:ac:f2:1c:0a:b3:29:3f:03:89:5a:65:80:97:60:31:11:36
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d9:bf:7e:35:10:34:d0:f6:74:c7:47:b6:ec:4e:6d:04:a8:63:15:6d
Fingerprint (sha256): bd:e5:42:e9:d4:a8:35:70:64:e8:c0:5d:1a:bb:4c:10:22:eb:87:bf:35:77:5a:6b:b3:d1:d0:a2:0b:fa:9a:79

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

Revocation information

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

Check the revocation status for certificate materials-innovation.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for materials-innovation.com

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

materials-innovation.com
www.materials-innovation.com

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Certificate

The complete raw certificate details for materials-innovation.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7bb+8FMKghfvezxCP4ah
PLKoh4c+nTTPdEfoUYz518gJiNnCiimzhiCdcY0eBl/I4QiEEFI7viQyPRZFJd/f
LUkQBzVVkbqen5bEjd+s5lQihXKB703QivRPCYHBo30Qsp+JZhygchrt8Sb1DO1C
yoBIstbu260YX6YxpuWv2ySTjjIli288gpka7hcpwZ4N6zWS3TszYAx8+It3dRiW
WOCA07EsWm6z8jRfN35cME8OzZ3vitDDHyTKbUjzmIfRx5NuPZBdHJWVqtDS2uge
0xaJYdN75F3wvBwsZG29kO/QjICLtDIdM2lERAsGNd8KhzCR9/OWO7ymsFjJXtVt
AQIDAQAB
-----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 300238254205496251383833693906085064746597
 . . . . . . . . [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 2023-09-09 02:23:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-08 02:23:25 +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 'materials-innovation.com'
 . . . . . . . . [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 30008716896078332745911361246972737330658903439643326433993321042213717715541635083705533452278082399969635106501724902704806679154128246316170547930509080011555566109787500046077634063153071428384007146675024122451591585930934720332938574737076216180729798135250854326159154536220550095981228622569532843586775543145316506017000100188638334290702883924164931727221372789274071716816694174595078571538786405087618668489799803550090297332428809097558617328235828669606193392810865335186500609142301434596551600325696878537229895657856084948786756209722838653837908175112145741628167330539012450180631937531293935693057
 . . . . . . . . . . . . . . . . . . . . [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)
							314ccbacf21c0ab3293f03895a65809760311136
 . . . . . . . . . . . . . . . . [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 (58 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'materials-innovation.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.materials-innovation.com'
 . . . . . . . . . . . . . . . . [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)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a77f73e3200000403004630440220280097fc28e2815e792584f13cf45a2dc9c1fa84bb0eb8f859fbabea09a9e267022065bca6af094a05b4b222902008fe8d44380898ebd9c6cac999a38de21894ff1d007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a77f73e230000040300473045022100d02db40a0c8924c542246c074f247f74191535453df108fb5e4274c74c2ecd2b022063b7e9840e7181264693f5b2a42e2982b0cf275ff572736e84837bdd31ce10ac
 . . . . [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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