ultraporta.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:41:50:a2:2b:87:90:9a:86:ca:fa:15:9b:a1:b3:e2:62:a5 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=ultraporta.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:41:50:a2:2b:87:90:9a:86:ca:fa:15:9b:a1:b3:e2:62:a5Serial Number (int): 283562391919779783525878554131564784149157
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 11:0a:18:6f:64:a9:9e:99:38:7d:84:a4:0f:a8:81:52:95:8b:cc:54
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 89:ef:07:85:03:24:71:2c:7b:7e:2b:30:ee:75:9a:b6:5a:2d:4c:84
Fingerprint (sha256): a7:35:a7:49:2b:f8:be:83:2b:9b:1b:46:61:e9:42:49:82:76:2e:96:54:09:7d:00:db:a8:32:4d:83:65:89:72
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate ultraporta.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ultraporta.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
ultraporta.com
Other certificates including the domain name ultraporta.com
(limited to 100 certificates)
decentralizedledger.network
ultraporta.com
ultraporta.com
ultraporta.com
ultraporta.com
pbfc.ca
www.ultraporta.com
www.livefree-usa.org
duxf.com
barbkops.ca
mover.asia
ultraporta.com
www.sportsmedicinemississippi.com
selfic.com
www.qualityaccounting.com
sportsphysiciansnewyork.com
www.backtaxesowed.com
www.ultraporta.com
www.ultraporta.com
ultraporta.com
ultraporta.com
ultraporta.com
ultraporta.com
pbfc.ca
www.ultraporta.com
www.livefree-usa.org
duxf.com
barbkops.ca
mover.asia
ultraporta.com
www.sportsmedicinemississippi.com
selfic.com
www.qualityaccounting.com
sportsphysiciansnewyork.com
www.backtaxesowed.com
www.ultraporta.com
www.ultraporta.com
Certificate
The complete raw certificate details for ultraporta.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUzCCBTugAwIBAgISA0FQoiuHkJqGyvoVm6Gz4mKlMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTgxOTAzMDFaFw0y MDAzMTcxOTAzMDFaMBkxFzAVBgNVBAMTDnVsdHJhcG9ydGEuY29tMIICIjANBgkq hkiG9w0BAQEFAAOCAg8AMIICCgKCAgEApp3ow3DiCtqCIZzcVf764pSU5LJOqjgF hleCdDv4kEFu+Glu7o3a9QQaFxH6kwaGSvOU+bCy94Ibpzmky2CgvHvizWBC5UZ2 kbYY1hQ9hCxtuoy+bL5pTSg2NBYtS8ogC/JG7RMd+28s7iovJ8kNnCMLuRlZC8cr J5uNh+v330LXbjkpYIVDFjC9Uj+KgdGyUKeRDC8FS3oUXxxG3i6ujn5m1uIfalO7 ewU56vmEzqHp+6BwhWHw4Zw9xkdZGNyf+LD3OYqWWv8Hf8qkMbHk/GPgMPmNP27l SX4T20lw2N81k+umE0YOzSSG/c4bXE78aNLPXdTbxyoZ9eQrpI+ypqaownj6MW+O VwiXa+TwZrVWslO1l2NIuBMBoYE9HT2CSZYpFaU2NXKKjsnj5rbAr7eFDW1VWouU 3Kx/SCuwAc1+fv4oeZsYgWLkXNZ1L2vydldLjD7hNsCFKr6t1U4pNbqOFOkyZg6b 2ZHiW3oDFGP2Tu/tRBsbvnq4cmFn20raKym3RfTAWKxAy9jjsjNSE31bm6uFBn0F DftnAGF5fjUJE4h/CwhLajx8IwKr8qth0rNknJ8KvEyLpREnsiX8C3HmM0C30N9N CA5xggSC2OIn4MV6Mwvn4b7r+n8pv67n+oDUpjggEg9mEfQdeUHoA8kMBqPMFMlv Ewf6hrN+jJcCAwEAAaOCAmIwggJeMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUEQoY b2Spnpk4fYSkD6iBUpWLzFQwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo 7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQt eDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQt eDMubGV0c2VuY3J5cHQub3JnLzAZBgNVHREEEjAQgg51bHRyYXBvcnRhLmNvbTBM BgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIB FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisGAQQB1nkCBAIEgfQE gfEA7wB2AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgiaN9kTAAABbxqbSA0A AAQDAEcwRQIhAOtZj4PncWhXMddTJeTV76yeuPQg06cScaJ1wcTov0tpAiAUCt3B tmdBge9fqCqRkoxf4vbsQtgILmUlR1QpUOb8uQB1AAe3XBvlfWj/8bDGHSMVx7rm V3xXlLdq7rxhOhpp06IcAAABbxqbSDMAAAQDAEYwRAIgF5Eyn8KDGbKSQ9jNt2IM UwDrFhlSELPWrl2nKnN9e1MCIFb/bWSUXrIzdoqJGHOU6PNFro2ijRAWRqZAU9pi gaONMA0GCSqGSIb3DQEBCwUAA4IBAQCLWLc1dzBv9urzTicBHwfJtnhNGw08F9gT l1G36MTgDLipXzcUSMQI+k7d+RdIB75JgbQQZ9VkHzk9T3sD1rSRSWdGR0VpZcBU ljS55aDvigD/+NdQzu2zw13h9hhBMlj4dgq8nYpP3mfuJSe/mu/W2tGfW2OCR2Jy B+l2VyizRhU15EOAjC7+1j+q/fxPEEAArh63TO4SbYKeFfAfqrrFpGbA/9jZgW9X QKTV4NFO5eln7ejwQCHK9Q3BpRCQHJywFMuUgYF3YaQl/Gy7pqGGl9RmokuysYCl GDMux5AsLejGRVuHehHg/v//NyVh3E7VLEFExhAIrpDd6PDs/S7v -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEApp3ow3DiCtqCIZzcVf76 4pSU5LJOqjgFhleCdDv4kEFu+Glu7o3a9QQaFxH6kwaGSvOU+bCy94Ibpzmky2Cg vHvizWBC5UZ2kbYY1hQ9hCxtuoy+bL5pTSg2NBYtS8ogC/JG7RMd+28s7iovJ8kN nCMLuRlZC8crJ5uNh+v330LXbjkpYIVDFjC9Uj+KgdGyUKeRDC8FS3oUXxxG3i6u jn5m1uIfalO7ewU56vmEzqHp+6BwhWHw4Zw9xkdZGNyf+LD3OYqWWv8Hf8qkMbHk /GPgMPmNP27lSX4T20lw2N81k+umE0YOzSSG/c4bXE78aNLPXdTbxyoZ9eQrpI+y pqaownj6MW+OVwiXa+TwZrVWslO1l2NIuBMBoYE9HT2CSZYpFaU2NXKKjsnj5rbA r7eFDW1VWouU3Kx/SCuwAc1+fv4oeZsYgWLkXNZ1L2vydldLjD7hNsCFKr6t1U4p NbqOFOkyZg6b2ZHiW3oDFGP2Tu/tRBsbvnq4cmFn20raKym3RfTAWKxAy9jjsjNS E31bm6uFBn0FDftnAGF5fjUJE4h/CwhLajx8IwKr8qth0rNknJ8KvEyLpREnsiX8 C3HmM0C30N9NCA5xggSC2OIn4MV6Mwvn4b7r+n8pv67n+oDUpjggEg9mEfQdeUHo A8kMBqPMFMlvEwf6hrN+jJcCAwEAAQ== -----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 283562391919779783525878554131564784149157 . . . . . . . . [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 2019-12-18 19:03:01 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 19:03:01 +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 'ultraporta.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 679737374128835574463408724960249583391290883774507955540995256487431628989923997061722778441430786358674599652020690142654720328388849079093012406888270674839826623754771347103742260501598096288182693201836206436766994135241266002870473176104375996948025538395049341110888820751060965302407680449720578377934135281011869929521340512716994344252453446033139155591297270231854967921771790155405493731990172634084782592633043046677957969613062093326053158925533287672351258995658602677224913510167978691056850648803494789268389207876396854235092462794478254938787784507336644407869011916245000298305018817615579103211206427992782247680150903192427701025144491631967368928881115684231279816582498600985617965563740332446070433715249771023023911502736196005317497975803441893249852842575023048179130924260520819814691305998495305941037258651915967861269948982998047403485932176454830967267157126465162018876993774039158460899258402013809764950832567734678115603321969551034392082324381345130292214745191810939912342498999335069884065910458204778199987505112745639396211137546133201847276793150351466712486757089760303194936666843427551089934262422986289295706071550061161566243887335550131636993972402771441118707958496055594462352411799 . . . . . . . . . . . . . . . . . . . . [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) 110a186f64a99e99387d84a40fa88152958bcc54 . . . . . . . . . . . . . . . . [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 (18 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ultraporta.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) 00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f1a9b480d0000040300473045022100eb598f83e771685731d75325e4d5efac9eb8f420d3a71271a275c1c4e8bf4b690220140addc1b6674181ef5fa82a91928c5fe2f6ec42d8082e652547542950e6fcb900750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f1a9b4833000004030046304402201791329fc28319b29243d8cdb7620c5300eb16195210b3d6ae5da72a737d7b53022056ff6d64945eb233768a89187394e8f345ae8da28d101646a64053da6281a38d . . . . [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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