www.steraflex.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:8f:44:27:4e:4a:91:40:ad:f4:f9:2b:fc:33:c4:f6:56:88 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.steraflex.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:8f:44:27:4e:4a:91:40:ad:f4:f9:2b:fc:33:c4:f6:56:88Serial Number (int): 310087827856201583982820005172909343921800
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b2:c8:08:04:de:80:40:b5:cd:1b:22:03:d8:ff:fa:d3:85:75:7b:fb
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): de:02:1e:a3:b9:5f:a1:c1:95:19:8d:cf:6e:13:13:d2:28:38:e2:4d
Fingerprint (sha256): b0:4d:ef:02:d3:b9:17:1e:04:ae:7b:d4:94:d2:bd:d3:41:7a:77:88:f8:4c:41:e0:ae:48:ba:34:b4:9d:0d:6b
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.steraflex.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.steraflex.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.steraflex.com
Other certificates including the domain name steraflex.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.steraflex.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWzCCBUOgAwIBAgISA49EJ05KkUCt9Pkr/DPE9laIMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwNzA0MDlaFw0y MDAxMTAwNzA0MDlaMBwxGjAYBgNVBAMTEXd3dy5zdGVyYWZsZXguY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwxZLIFXuUaA4yRe3/HGcM/GuIDs/ gVjnUSkhUzioa4PWJDazhzBUVbWFe+q9YiednYwegroaS1yjf2n+CbLoRtsdwDx3 hfHJsf1XxMXUFJao6CkQAWucPwKNFRaufYfIFwWPtKwq9pgqvwql3cf1WHdrCV1a IOtp6Knez1YZo9dqSkHjVs3aLVbDhqYpllkZ1GMwJVyxcSYQiKNeabFblExwJxQZ VHW6DvxGrwk8aoN06JD8vs+OybjY7bSAtdGn8oGhv4MBDR0B+GUbj+qonUgUbezm zdSZVO8/nJBhabrbZI1okcwArY+059PyerfjU4w9pbxGZ7kJJaIeAPPrTb/ZuKJN hIKdTih2VZ7pEjyhCbocbVblWEIcAHz3drwgDnugfLBe+BGFuo+6C0qbpcBwJba7 3bbESbjzIskr7mwEA70tyFTQSjoUzD8n+EjbO5IPMglrwsmBL/xtQYXgILtfF2mT zve0igsGNSoc4D1t5wIOe/fCnuoh6pj2561htGe7NdY1VaR8JWVU4RiYzvi4RBc+ FMMNo5AUc00mDfX1ojcIhXVLkYrR+vhZaRbxo3y63Ag4QDiEB3/1hWNQalMRtbwd LVCuqcKX2w8ZHchyeQuxiFtkvlclm3J/9BjLImVdVsAOR/+ZHIs3c82TRu1RzVGj 1PVhi+lV/nKGpxMCAwEAAaOCAmcwggJjMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU ssgIBN6AQLXNGyID2P/604V1e/swHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghF3d3cuc3RlcmFmbGV4 LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkC BAIEgfYEgfMA8QB2ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAAB bb7/D84AAAQDAEcwRQIhALSwCfO7uDcCcXK0xX2CmqzB0DuD2WOTWJLRZlGtIYZp AiBKYUyp7URQKVH8sIzFKqP4n27Q3GwmtBF156PvM+cPKQB3APCVpFnyANGCQBAt L5OIjq1L/h1H45nh0DSmsKiqjrJzAAABbb7/EjcAAAQDAEgwRgIhAJbAncgE900N nIsFdnOJaDK05WloZPw2lDqE5m4QF32TAiEAj/2oxO7ZSbQSk/hjNLVQOrM1C0Ph wHowcYI/qAqHsikwDQYJKoZIhvcNAQELBQADggEBAFPJw0WRyMnWiOPZCKZbK8w6 UZEYlHrceyQ4rdcwyRAKGYMV1GtMyyRPvvJ8XRa92X566AKwvp3ebSclBq065eN6 OfUdu5hVyMg41Kzx/xtZ+e9+/bQresqfKbfU/ql//lIEHPafyG/WtPr4+yxMQVmH 9bsa8cDeBOUbZ3loj3QkR4zu9FY1fd08zPrd6FJmdlAayTL44Px9TpBXmycNhPWt xyAyNnrWZjII74q8o9lOPR+Ir8ABcRjVRoDLC5vZ6I/1PLk4Jt+WVUgn4s6vXVoX mOGAVdm30uRGT/nTjtwwDn1oK6YBfhcAGCozIDJlPH11GCW1/3AjPL4VdslvDj4= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwxZLIFXuUaA4yRe3/HGc M/GuIDs/gVjnUSkhUzioa4PWJDazhzBUVbWFe+q9YiednYwegroaS1yjf2n+CbLo RtsdwDx3hfHJsf1XxMXUFJao6CkQAWucPwKNFRaufYfIFwWPtKwq9pgqvwql3cf1 WHdrCV1aIOtp6Knez1YZo9dqSkHjVs3aLVbDhqYpllkZ1GMwJVyxcSYQiKNeabFb lExwJxQZVHW6DvxGrwk8aoN06JD8vs+OybjY7bSAtdGn8oGhv4MBDR0B+GUbj+qo nUgUbezmzdSZVO8/nJBhabrbZI1okcwArY+059PyerfjU4w9pbxGZ7kJJaIeAPPr Tb/ZuKJNhIKdTih2VZ7pEjyhCbocbVblWEIcAHz3drwgDnugfLBe+BGFuo+6C0qb pcBwJba73bbESbjzIskr7mwEA70tyFTQSjoUzD8n+EjbO5IPMglrwsmBL/xtQYXg ILtfF2mTzve0igsGNSoc4D1t5wIOe/fCnuoh6pj2561htGe7NdY1VaR8JWVU4RiY zvi4RBc+FMMNo5AUc00mDfX1ojcIhXVLkYrR+vhZaRbxo3y63Ag4QDiEB3/1hWNQ alMRtbwdLVCuqcKX2w8ZHchyeQuxiFtkvlclm3J/9BjLImVdVsAOR/+ZHIs3c82T Ru1RzVGj1PVhi+lV/nKGpxMCAwEAAQ== -----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 310087827856201583982820005172909343921800 . . . . . . . . [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 2019-10-12 07:04:09 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 07:04:09 +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.steraflex.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 795885864321067960877561386561360983689525646278684690061533455945083201964470835851752118620276675216505695676166923631585875684870312889760764293940877241055105808512163421844716059470798591097212854792441830448060216188588435741515301769192122337184806881757083010405403162131461468260123843059380290040576607390233272895599040939133879579394429418204408901204910647567447029817175898532508491937224303526575971829002253852743982252856357944146701254773322859684465041518507863620502893945144720575382751495759976007285391016457088547168224060409945483835158500644351449098656259137767923026466454929995785627213499565221758707757221371848345890232537583183515484259805311004661111514770753221562256968510776795652998978321041481260054271379121127109757804609777114154042912539276217229381505647139154098324318528091552359977520293943250542054623802106601889437633999777738838203180178773280722509364410000609019490582824187598445106030484260460556476940319920897309476858212532707971247497749174274566766812425358473360514689573619717509299389397006648878916727572007926619436621307922222217031581452627519323689331229126441512545598441474656283197179585024131020319780707359296041346769419459131930367621035873617214427973986067 . . . . . . . . . . . . . . . . . . . . [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) b2c80804de8040b5cd1b2203d8fffad385757bfb . . . . . . . . . . . . . . . . [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.steraflex.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbeff0fce0000040300473045022100b4b009f3bbb837027172b4c57d829aacc1d03b83d963935892d16651ad21866902204a614ca9ed44502951fcb08cc52aa3f89f6ed0dc6c26b41175e7a3ef33e70f29007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dbeff1237000004030048304602210096c09dc804f74d0d9c8b057673896832b4e5696864fc36943a84e66e10177d930221008ffda8c4eed949b41293f86334b5503ab3350b43e1c07a3071823fa80a87b229 . . . . [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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