usasupertech.com
Issued by R3
About this certificate
This digital certificate with serial number 04:a0:9b:d8:d9:87:a6:ed:17:e6:f4:81:04:cc:d4:70:b2:da 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=usasupertech.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:a0:9b:d8:d9:87:a6:ed:17:e6:f4:81:04:cc:d4:70:b2:daSerial Number (int): 403101478721889593295465946012418879566554
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 2f:46:87:1d:e9:fb:d8:f5:98:84:e5:c1:19:4d:ff:49:95:3d:fb:8e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 1f:91:eb:9c:ef:c0:b5:88:ed:d4:31:dc:c8:ae:8c:bd:3a:53:c5:c5
Fingerprint (sha256): 0d:20:fe:dc:bd:da:49:19:83:df:1e:55:1f:48:16:da:a6:09:e4:c4:d7:d4:d8:d6:ca:2d:67:55:dc:08:f4:80
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate usasupertech.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for usasupertech.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
usasupertech.com
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Certificate
The complete raw certificate details for usasupertech.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE7jCCA9agAwIBAgISBKCb2NmHpu0X5vSBBMzUcLLaMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEyMTcwNTU0MzhaFw0yNDAzMTYwNTU0MzdaMBsxGTAXBgNVBAMT EHVzYXN1cGVydGVjaC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB AQC9Vp84MYTfy+Xy5IvGsEYO353EucPKWbwyyeAxKvptnjyRxa9EBdYlkdJyg990 IJpcIuFSHTEugRLmOR0CaSU/C5L2xCFvSQy4B/kBvQh9YD4wZrzvHWODCgvjOaD8 w4OKel8hBEIjG96Bbj2TQx6Jk44+Cq1ECjOnl5dGDtuKvkBSCOfD4lc5Qov1ABs4 nfsxCaVquEidg/bVF1gOLgMadEUbbYpBCRjEk+AO9qWfz5VHwMjPtZWbWBN5mX0o NO+k26rps2tyvAUk5vlmdugfOcds51OwPI/mOGPT7/stq/xbtir3pmpd+RfQH5Xj jTC/OmF+RkaV3qbyhSHu/aG7AgMBAAGjggITMIICDzAOBgNVHQ8BAf8EBAMCBaAw HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD VR0OBBYEFC9Ghx3p+9j1mITlwRlN/0mVPfuOMB8GA1UdIwQYMBaAFBQusxe3WFbL rlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDov L3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5v cmcvMBsGA1UdEQQUMBKCEHVzYXN1cGVydGVjaC5jb20wEwYDVR0gBAwwCjAIBgZn gQwBAgEwggEFBgorBgEEAdZ5AgQCBIH2BIHzAPEAdwBIsONr2qZHNA/lagL6nTDr HFIBy1bdLIHZu7+rOdiEcwAAAYx2jiy3AAAEAwBIMEYCIQCvnYfhiUB19tz9iZDk rkEsyyf7TfVH9Th9K7ZAJRyYZwIhAIxLx/uWdc5qLiGmBfvYL/FG4XbFQFsFWuw1 a/IpLsBQAHYAO1N3dT4tuYBOizBbBv5AO2fYT8P0x70ADS1yb+H61BcAAAGMdo4s sAAABAMARzBFAiBZsT51/afQVDo/Vby+y/9iuILpeTwx2D0RqeMPiMU35gIhAKx2 V9JaY7w+of/jKPB6E56zzm8u+S4O4t090pGLQntxMA0GCSqGSIb3DQEBCwUAA4IB AQAvSpCji3LQ8jeGRuvEteQ0sg9VAZD/QpOVAl5jpOl6C1y/MY9uwHIdLoIYcyY6 3LUuzCU81whVwxjcqzmDusVhtxQbZKbVq0hYrAjZ+QQZ+AbVlBM5lymAyc/TfesC fAMTQzmi2UlYo0zPwE1+cPwxmLcvdJYR0VhQcVDI5GbJxxxluFM5lUg+QjQzZWaZ ZvMCkLjrKzP4JQQse6S44jWcfkWtQ8jFdtloPF60v+QvlSCAqnJpCpLRbFohLJG+ ipd6SaNgI1i2twfCSbLwOB4luXwqdIssqLcf6DmuUIj4qbMOniCPWY3T1qcTfwha quAMV04lCnBK5HX+/wNImrzg -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvVafODGE38vl8uSLxrBG Dt+dxLnDylm8MsngMSr6bZ48kcWvRAXWJZHScoPfdCCaXCLhUh0xLoES5jkdAmkl PwuS9sQhb0kMuAf5Ab0IfWA+MGa87x1jgwoL4zmg/MODinpfIQRCIxvegW49k0Me iZOOPgqtRAozp5eXRg7bir5AUgjnw+JXOUKL9QAbOJ37MQmlarhInYP21RdYDi4D GnRFG22KQQkYxJPgDvaln8+VR8DIz7WVm1gTeZl9KDTvpNuq6bNrcrwFJOb5Znbo HznHbOdTsDyP5jhj0+/7Lav8W7Yq96ZqXfkX0B+V440wvzphfkZGld6m8oUh7v2h 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 403101478721889593295465946012418879566554 . . . . . . . . [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 2023-12-17 05:54:38 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-16 05:54:37 +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:19|false] PrintableString 'usasupertech.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 23901754514723954398324549711643790398143024831451032573754306484741413071460223976309736223237378707618201715553564617847532598962621254209534296947799547226334824014596358309170378025571335166591736211816600285320177672063479216785122335991323582038780578384693487955604905334268384549449349833074744298915413626622236795998851443936026996540777705243636043920408553025307626063400339757152876988329869560707706328979077093359928597432916617813540770971714597043545131812754554488812654147876943409312772887686350888314392423192477613357951823900998569150978481978476311239171394347632112782187549580149403506549179 . . . . . . . . . . . . . . . . . . . . [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) 2f46871de9fbd8f59884e5c1194dff49953dfb8e . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'usasupertech.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c768e2cb70000040300483046022100af9d87e1894075f6dcfd8990e4ae412ccb27fb4df547f5387d2bb640251c98670221008c4bc7fb9675ce6a2e21a605fbd82ff146e176c5405b055aec356bf2292ec0500076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c768e2cb00000040300473045022059b13e75fda7d0543a3f55bcbecbff62b882e9793c31d83d11a9e30f88c537e6022100ac7657d25a63bc3ea1ffe328f07a139eb3ce6f2ef92e0ee2dd3dd2918b427b71 . . . . [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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