flexlast.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:03:cb:3c:57:e0:1f:32:fb:36:1a:f7:38:dd:7c:09:6e:1d 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=flexlast.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:03:cb:3c:57:e0:1f:32:fb:36:1a:f7:38:dd:7c:09:6e:1dSerial Number (int): 262627851499325804930917042390413282471453
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 99:4c:0e:8d:f5:73:53:a7:5d:7a:1d:bb:6c:03:ba:15:93:fa:23:6a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 33:bf:68:e1:ac:8e:7c:5b:f3:17:0d:c0:87:9a:e9:06:9e:2d:bf:88
Fingerprint (sha256): c7:c2:ac:99:f7:8d:d3:61:43:ba:d0:98:b1:00:09:2a:2a:2d:63:63:17:f6:eb:c3:74:fc:f1:06:2f:4a:ec:73
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate flexlast.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for flexlast.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
flexlast.com
Other certificates including the domain name flexlast.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for flexlast.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUDCCBTigAwIBAgISAwPLPFfgHzL7Nhr3ON18CW4dMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwNzU3MTNaFw0y MDAxMTAwNzU3MTNaMBcxFTATBgNVBAMTDGZsZXhsYXN0LmNvbTCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBAOOLc7+sdkOZDuuG2wxbsSWvFl8BABdj1o6s Ojg+jlQaIHSAUaTZs7zoRoBa9o8u/RLRkpzwLS+GxU9bUrFnLwcRm9UwoHhmxab4 gk4b2vJ+F0Ji9vR/JjZA96dTzv6JwCDj7FHPdeSpC3SOm0L87rNVytJwlu5Et/jz kGSg1nHOOB62U9N++aM+k3yZWdk0iE5kP3HAaO91rsu6N9r+ycRx2mpwGJi0A0mj GLazsy93MybniDd5vn3mzyNBc+c1hhfMMZYLEhBBjRx3FQUEWkFBGOCO4ZRfcRQB JLTmFk+bwCnxZ+Jg60reVsepSBAyLuIcrhR15aEg3evu+mTdhuuoGpEtyiMNyx3h um78c0i6pC7PsWsRFiLz4GxgrnjYbhcgpy4Rbh75fasozpONhtZPGWursyXhx0m4 Lx/vW9mhfhq3VrVBLJ+m0kYfs7ou+RSce4d+1Wi8PgJPtZ9461qqP+3sBFK/PDW8 WVty+BZXNSe8QsWjDIHlOEINQWfyo2TLy+0olUuTbO2cvjhdqx3CsYuUoCTl9nHU mJ6sh91L0WVrpDInz5LbXU1EJCBMdfupZi9t3kQjHocN/PnP0iNz/svvwyHlx/Wt WRUisPrAbzUx5/M5ne0/M8OykEvywt+44GdJTTj7R1YZ58x3WN7XtKdMgT84QRzV 5wPw9yLFAgMBAAGjggJhMIICXTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJlMDo31 c1OnXXodu2wDuhWT+iNqMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMZmxleGxhc3QuY29tMEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDw AHcAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFtvy+izwAABAMA SDBGAiEA+Mlds9allRJWWgDtaOImKOApvoLXrb6jyNVaQprDYJECIQDHWEwxZ6WT zvPr9+041ou0OfNjm6oNftr5UnzPRn02IQB1AG9Tdqwx8DEZ2JkApFEV/3cVHBHZ AsEAKQaNsgiaN9kTAAABbb8vpLQAAAQDAEYwRAIgI43aCFSee2YrDDJZC5oUHdm/ 9G5hnI2p5J8dezj/VZgCIBZXf03vluMzxEXy18F+koKpoVZqGWJsyud+1Qqf/pQq MA0GCSqGSIb3DQEBCwUAA4IBAQBvRny+3fSOp701RBmP7Y07zguh9qFIpROHUdy5 i8VbdIIr/gXiS0u86pMuOp43bAueD7aucXuIEEVDIiHziNBE/eRpoHj1slXR/K+F yZaHTD/RBkwaBfVG64tdExH8xdd83w9tgmEnC1rl1d+GNKRyzVW3OZChZRmdKllA /AroEwoKHjbmRm8TOVj8JiyE2HMlGqlHiA2XtTljH1LmZahig/ch/8fBukZy17LT BjZvT/44byip5TLKUHRUcHhoFbu23HHb/b1uf2QEhVNZ7Cj2gnniemqk7akL4TW2 UFkDkFLftObRtffGk2yz72h6lGiXh1YQpcvrKVUSy0mlnfvT -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA44tzv6x2Q5kO64bbDFux Ja8WXwEAF2PWjqw6OD6OVBogdIBRpNmzvOhGgFr2jy79EtGSnPAtL4bFT1tSsWcv BxGb1TCgeGbFpviCThva8n4XQmL29H8mNkD3p1PO/onAIOPsUc915KkLdI6bQvzu s1XK0nCW7kS3+POQZKDWcc44HrZT0375oz6TfJlZ2TSITmQ/ccBo73Wuy7o32v7J xHHaanAYmLQDSaMYtrOzL3czJueIN3m+febPI0Fz5zWGF8wxlgsSEEGNHHcVBQRa QUEY4I7hlF9xFAEktOYWT5vAKfFn4mDrSt5Wx6lIEDIu4hyuFHXloSDd6+76ZN2G 66gakS3KIw3LHeG6bvxzSLqkLs+xaxEWIvPgbGCueNhuFyCnLhFuHvl9qyjOk42G 1k8Za6uzJeHHSbgvH+9b2aF+GrdWtUEsn6bSRh+zui75FJx7h37VaLw+Ak+1n3jr Wqo/7ewEUr88NbxZW3L4Flc1J7xCxaMMgeU4Qg1BZ/KjZMvL7SiVS5Ns7Zy+OF2r HcKxi5SgJOX2cdSYnqyH3UvRZWukMifPkttdTUQkIEx1+6lmL23eRCMehw38+c/S I3P+y+/DIeXH9a1ZFSKw+sBvNTHn8zmd7T8zw7KQS/LC37jgZ0lNOPtHVhnnzHdY 3te0p0yBPzhBHNXnA/D3IsUCAwEAAQ== -----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 262627851499325804930917042390413282471453 . . . . . . . . [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 07:57:13 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 07:57:13 +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 'flexlast.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 928301528088350552167853431546791387524663367401587387093701675983697622427172260423872607771094660927665792155632732008886860142214694669233600554740480585142269596547107083889799241415842557207400838861011538746896593943591600151525441190554869643619061734935033249128201650615178316946916031296832992408351058218102331348753870760777549287959741344445518891428637168831022574438326214984972726152159450893634833838750714610251141613952196229461504777467075667116369476915943807597742581616505955466306704474763151681162590988369600516709200757433574568844665894441171784125302961488202690698667093052509925455184093747066952507778286374640789013244312477316292097648751128535450284875542508160890698732371469085995790508733066581424532070835098532153785139103906899685786253420161249760924010468489555935166901700537847982028574021587207632384374568830868604463887044899344062981813069634746310942865096577643617844738695343065770032864954243424015762299178748676447611182945640474773118216776440082360179295800126902891583297345041004682261372677279987821516934462055077492512049279396477188079259343350580062979483100684786115600331643934632483897533571772805744448315386847993374471959685201957958259195862958279153658807919301 . . . . . . . . . . . . . . . . . . . . [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) 994c0e8df57353a75d7a1dbb6c03ba1593fa236a . . . . . . . . . . . . . . . . [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 (16 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'flexlast.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbf2fa2cf0000040300483046022100f8c95db3d6a59512565a00ed68e22628e029be82d7adbea3c8d55a429ac36091022100c7584c3167a593cef3ebf7ed38d68bb439f3639baa0d7edaf9527ccf467d36210075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dbf2fa4b400000403004630440220238dda08549e7b662b0c32590b9a141dd9bff46e619c8da9e49f1d7b38ff5598022016577f4def96e333c445f2d7c17e9282a9a1566a19626ccae77ed50a9ffe942a . . . . [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) 006f467cbeddf48ea7bd3544198fed8d3bce0ba1f6a148a5138751dcb98bc55b74822bfe05e24b4bbcea932e3a9e376c0b9e0fb6ae717b881045432221f388d044fde469a078f5b255d1fcaf85c996874c3fd1064c1a05f546eb8b5d1311fcc5d77cdf0f6d8261270b5ae5d5df8634a472cd55b73990a165199d2a5940fc0ae8130a0a1e36e6466f133958fc262c84d873251aa947880d97b539631f52e665a86283f721ffc7c1ba4672d7b2d306366f4ffe386f28a9e532ca50745470786815bbb6dc71dbfdbd6e7f6404855359ec28f68279e27a6aa4eda90be135b65059039052dfb4e6d1b5f7c6936cb3ef687a946897875610a5cbeb295512cb49a59dfbd3