flexlast.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:b8:dd:5a:9a:c4:48:f2:29:9c:50:c6:b5:e3:c2:21:8c:00 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:b8:dd:5a:9a:c4:48:f2:29:9c:50:c6:b5:e3:c2:21:8c:00Serial Number (int): 324243043141561526251940012834167084649472
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: f0:53:ee:10:3c:51:5c:41:35:c6:ba:07:8f:dc:f4:29:78:18:c0:65
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 17:68:a4:6e:b8:d9:db:6b:2d:e4:1e:72:a9:62:2a:66:4a:07:f7:12
Fingerprint (sha256): cd:ee:5d:05:e9:c7:ae:65:c5:07:6b:eb:e6:fe:b4:e7:c3:ed:8d:c4:f9:22:60:7c:49:ce:07:d9:1e:e1:2c:76
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----- MIIGUTCCBTmgAwIBAgISA7jdWprESPIpnFDGtePCIYwAMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTExNDQxMjVaFw0y MDAzMTAxNDQxMjVaMBcxFTATBgNVBAMTDGZsZXhsYXN0LmNvbTCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBANSHkk8AaHwWSQ5SBd2bZ4oKFgxS8pEtbrVO FFEy1QJbg2rmArYNuatJuXlu2Ipl2ya35XQ9VKNKVoUCCc+aEWXdgxDmtcIUyqZT DUjPLyxSp1YPC5D0wDGQe3nzZIeE9iyyQ16JfUR3ITRPTnU3/ZBdWvxvlUAX8lPp e4JYrdtsB65VHiKn5DEerp0xlDSbPmjx6oTkIBidp2iq94yHapmx5ruvTO9rcuW9 jwixRoklfmE+OrK1EuhadHst/qkobMpod5KcuuMV17km9XoedRFIWKR54rq22XBk coxM0v+4D1+dGB2JNypwe7ScJXKNIpIZipJBDapJGm/4/PRLxs9hCWXcGBlpoWi0 hrd/sVz2IrvbjLrhqP5O74nLbgKu58RG3n+lZomyZEEsBCiQK5zeKY2VhDEztr3r e6729hZfqKehB7QXfOSrhUrJaBxPwn8xCKhd6uo0e7FPv09CMqMlsepGyzhvRhWf 5rnBLY3PKJHFkLFHzrYyc7q/tqwfOH8Z1OAcDnJ4Znrl8xF6jAWKguyN3r4nqA4L te0R7dJCeXuc+DdSsZ470H91vcb2DGJB3oF491fqRxEGxvrgikIq/821vOf5SGF0 kCYcKsR/SOyqOa8dj4omr4T4w9C23aCzK+BioJrb0QY/2i88pSNgJVP/fvc9BMF/ 9w153moFAgMBAAGjggJiMIICXjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFPBT7hA8 UVxBNca6B4/c9Cl4GMBlMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMZmxleGxhc3QuY29tMEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDx AHcAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnTohwAAAFu9Z9DsQAABAMA SDBGAiEA6olUkWTjOI8TgSBpnd6qYlahhPzofbYhr5+nboByQqUCIQCiwFszAbxd JL/xyzT+QbTA7WTCBPM4KsPgdiC+uwBMtQB2AG9Tdqwx8DEZ2JkApFEV/3cVHBHZ AsEAKQaNsgiaN9kTAAABbvWfRGYAAAQDAEcwRQIhALGQ8r2laeezXzKVOKjK9D1+ nXzvKD32b6CKuDe0X708AiATkbuqW7LJWy4MYhrVYqoQSyGUMaRjd5p8EVyxEWLx ezANBgkqhkiG9w0BAQsFAAOCAQEAfyrdfRAi5dSXFD/brTIc/mKAZv6zGxBOvipc Oek3YyZ7U5c27AbUd7BHfJBkrFv0X1k2dUzD556QCEZDYtJpiHNenE7DyE4qLvBC Ue6mn5/nOSHQzQBm+fwghI2QcokgWpLLJL2SmLb0CP/O0Z+c5IZ0+5ier3UVoitM rBaBFL4rfRgilyvBVFW27sENJN+cp7s5iCLKBQetx+mKNj8f5f9yTXY1EfgJTHa0 ck2QqZG1rM1oAhrwaU4rbJCr+e7kcPrPmJgj8l7aTc2Ve/tanzqOEmwoQJrCmhO4 sIi5G+sDBKfxPGn6DjbAodXaj4rjME4NXRwon8bH8y63nOercg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1IeSTwBofBZJDlIF3Ztn igoWDFLykS1utU4UUTLVAluDauYCtg25q0m5eW7YimXbJrfldD1Uo0pWhQIJz5oR Zd2DEOa1whTKplMNSM8vLFKnVg8LkPTAMZB7efNkh4T2LLJDXol9RHchNE9OdTf9 kF1a/G+VQBfyU+l7glit22wHrlUeIqfkMR6unTGUNJs+aPHqhOQgGJ2naKr3jIdq mbHmu69M72ty5b2PCLFGiSV+YT46srUS6Fp0ey3+qShsymh3kpy64xXXuSb1eh51 EUhYpHniurbZcGRyjEzS/7gPX50YHYk3KnB7tJwlco0ikhmKkkENqkkab/j89EvG z2EJZdwYGWmhaLSGt3+xXPYiu9uMuuGo/k7victuAq7nxEbef6VmibJkQSwEKJAr nN4pjZWEMTO2vet7rvb2Fl+op6EHtBd85KuFSsloHE/CfzEIqF3q6jR7sU+/T0Iy oyWx6kbLOG9GFZ/mucEtjc8okcWQsUfOtjJzur+2rB84fxnU4BwOcnhmeuXzEXqM BYqC7I3evieoDgu17RHt0kJ5e5z4N1KxnjvQf3W9xvYMYkHegXj3V+pHEQbG+uCK Qir/zbW85/lIYXSQJhwqxH9I7Ko5rx2PiiavhPjD0LbdoLMr4GKgmtvRBj/aLzyl I2AlU/9+9z0EwX/3DXneagUCAwEAAQ== -----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 324243043141561526251940012834167084649472 . . . . . . . . [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 2019-12-11 14:41:25 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 14:41:25 +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 867045024994772157108836415879931589491779530226201945140275367717536820488836591504223288067016029854485946073708351451878186450667158285641140580465829277472998766260872957150800389350605590081060521196438619289653202192203390868769895856674319522595289369948133810086149089076634933737721491102461974085998698856335995108092913032420702349670140077866099116536678245527819485622475588961716773589005034741872923401406836651560091414711877102629572942196796645901134543729842990032949904408876571796809223779113419908840807695215163151927260688898034316545046427760730027812810515515180233156096713169550642952038197154300347707096428466977693370566373008262899736161614802676783838065606941010486401036956893033912641843190418069088348142152852806135688200379496822183589408749496279664945855792350167152268356341202321338380801921351026999993157552745957187690994552053503063002031308665326883478024523008943074599862846058126656670363018866549573704134580093444342868820172852105432271306485020649278312995048701668511138661607380651357389344747952489635645474910073788860824374256632498771359817311474425617773531418199995755356338390605997291343959832755874941057009466931213860290061756438880572706322767311236508197257636357 . . . . . . . . . . . . . . . . . . . . [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) f053ee103c515c4135c6ba078fdcf4297818c065 . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef59f43b10000040300483046022100ea89549164e3388f138120699ddeaa6256a184fce87db621af9fa76e807242a5022100a2c05b3301bc5d24bff1cb34fe41b4c0ed64c204f3382ac3e07620bebb004cb50076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ef59f44660000040300473045022100b190f2bda569e7b35f329538a8caf43d7e9d7cef283df66fa08ab837b45fbd3c02201391bbaa5bb2c95b2e0c621ad562aa104b219431a463779a7c115cb11162f17b . . . . [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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