*.ucraft.com

Issued by R3

About this certificate

This digital certificate with serial number 04:7e:b7:91:64:ce:12:2d:5a:66:c4:67:28:de:44:50:b1:c6 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:
  • 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=*.ucraft.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:7e:b7:91:64:ce:12:2d:5a:66:c4:67:28:de:44:50:b1:c6
Serial Number (int): 391568725609919947539481198648153145913798
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 70:d0:56:6f:8a:5b:a6:0a:aa:a9:aa:c1:28:69:1a:2e:c8:4a:e2:2a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): da:89:39:28:0f:c5:fe:93:92:8a:6f:f3:82:23:06:ae:1d:0e:00:ed
Fingerprint (sha256): 1d:d8:4b:00:f5:ae:c8:cf:c7:0c:c4:1a:d0:06:08:2f:ac:98:8a:25:9e:41:0d:0c:6c:65:8e:07:e0:86:1f:7f

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

Revocation information

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

Check the revocation status for certificate *.ucraft.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.ucraft.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

*.ucraft.com
ucraft.com

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Certificate

The complete raw certificate details for *.ucraft.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0EyDw7xfYX/zQ57WoC3e
pzFNUfDhYDx5526ftcbOlw/rKRoQGDmiqGAJhW74IqMDLtqvPkwFcV9IL8iXkOcx
mp3F9dHPfg6WIMka09tzpIA4WnIZpqntGUH8JExgBSdX4TdMiK1DOx6xq7BkuXM7
eMrnEytP+DhCDe7PoU003rBaigQlB8IJk1vLKIkYfO7SadYYD/1lWqiTVK7oW/Ax
AhffqQeUNzhxUcgjJ2VHn4It0dt28c9d8Amtbkx1pZFkfQNaKvLDf00wMl8/33iJ
4ge+aDZH+Y5DIuNwwx/FCBHcgoZksg5VdhbtJEYcJBXOuaYIL9VJjc1Cau0SD1Fx
lwIDAQAB
-----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 391568725609919947539481198648153145913798
 . . . . . . . . [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 2024-01-12 05:32:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-11 05:32:37 +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:12|false] UTF8String '*.ucraft.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 26295298240439972838959510286112297317786938698852969729288568469752524253108997910004539224779968386700643674687895733448301908260414738644535631559787723442340288190979894852732257731875085811439527134170346960840422991838893381034891707338648697005297740408342659083834556883348165807982426840417711724688861882253542705356764652391813017403345803191001642953157615797625281254802817102327288252942006186426657870676970810674505147471086949870352751509995591731905214824830293229186678545275543531305304230490465472301609774062900756017852968035991659357449979222281460482112121027042939260758358850322890082054551
 . . . . . . . . . . . . . . . . . . . . [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)
							70d0566f8a5ba60aaaa9aac128691a2ec84ae22a
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.ucraft.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ucraft.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)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cfc5f6374000004030046304402206d37b9bbff66a24d9494d0dc63eaa113f226eff44f9e681ecea51f1c8465cb5102201290dda4092ba335a60e01e9cb9321efd3ba9c083d7e94f324cd57b94afe43d3007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cfc5f637c000004030047304502206e0a1bc24d10fedf257515c439391643edd1b82b176410365f299663390d185a022100a46fe8c51386708e92592f1ba31d4eafe8f6e06204b0ceff14e0c139b061292f
 . . . . [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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