www.curomatic.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:4c:ee:5f:0f:1f:38:5b:f2:df:cc:ed:a4:dc:3b:2d:02:75 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=www.curomatic.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:4c:ee:5f:0f:1f:38:5b:f2:df:cc:ed:a4:dc:3b:2d:02:75
Serial Number (int): 374627453450940340008545795155065530286709
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d9:9b:b3:dc:2c:6d:cb:3f:20:ec:c2:6d:71:46:09:4c:dc:e1:23:9c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 42:4f:46:00:e1:63:9e:47:4a:5a:41:2c:10:a6:80:27:56:c8:77:aa
Fingerprint (sha256): 9f:52:06:fa:7f:4b:30:d4:15:d1:2a:f1:c3:2f:c2:17:8d:a7:24:b8:39:ad:9a:6f:71:7b:44:2d:71:70:8e:6d

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 www.curomatic.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.curomatic.com

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

www.curomatic.com

Other certificates including the domain name curomatic.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.curomatic.com 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 374627453450940340008545795155065530286709
 . . . . . . . . [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 2019-08-17 03:13:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-15 03:13:08 +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.curomatic.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 925573422559621365701077069984561876701090843758234295172234218365753888591603809731330813856575010382086034207512218565503199743895539775971098399521859885640020912575857548955179949782259717972198513796622891957781088097152223672983377717913758080143097301628956049371639464471643226809753835777490620347688513045469134593527628855732368995035596699371224732022566075288265640271968600417546682503867489266751958275152008859044512246720111522050355026942745239597062350091571073793968987949227145649910343328011719115216446190832948952837221955857866489717880247866533788206129095274095280422022659957227883996216641354137084639993573990264086458154891510544193755209998252607803736822809040314698828248934484645078119720273875674777391950187778004835317465460817905268331596997244500202394214293915313551686468746095115010063696869004702880253123463638479552806580380857042912459256571896479179432417998731344782177971728935799319663647192418533125419037430419816552451226306978841265547624981676802075620358423369803058071658138109142596998048597951449550801619866668538740034573982745015533069839763788057840840968741677181096521505347215648646182703812288139659056574243053596951308419043605698955724531098785117430583305765181
 . . . . . . . . . . . . . . . . . . . . [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)
							d99bb3dc2c6dcb3f20ecc26d7146094cdce1239c
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.curomatic.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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c9dc76daa0000040300473045022046f1366a74f6aee23afa24533d44a285252770ad3810674de5aef76b755469a5022100a8c4ad9751f84628e07552272c9de6c4f80239a7d793e9ec23233341c1a23dd6007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c9dc76d9e000004030046304402207505ce436c496dc8da445347944af12e88a4f89c2bc4a6900e1698eafc53c45802205a2d4a41fceb73edaeb6a6d9f464c2519e3bd123dd3833323cecc6e89b183ffd
 . . . . [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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