f-q.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:ac:ca:cb:f0:2f:89:14:7b:1b:d7:dc:2f:52:08:85:f5:bd 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=f-q.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:ac:ca:cb:f0:2f:89:14:7b:1b:d7:dc:2f:52:08:85:f5:bdSerial Number (int): 407247273800397690599329127228760832472509
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: a9:64:b3:9e:c4:af:95:e5:36:2e:3c:40:e0:cf:17:50:1a:7c:b0:2e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 8d:33:a6:68:f8:c1:56:a5:89:06:01:68:0e:89:8d:f9:ac:77:b7:39
Fingerprint (sha256): 52:31:33:b3:68:7c:5a:b5:7d:58:94:03:d7:d4:8c:44:1e:e4:f2:63:bc:0c:e7:4c:94:e2:fa:c5:20:3b:73:00
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate f-q.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for f-q.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
f-q.com
Other certificates including the domain name f-q.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for f-q.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGRDCCBSygAwIBAgISBKzKy/AviRR7G9fcL1IIhfW9MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwMTE5MjZaFw0y MDAxMTEwMTE5MjZaMBIxEDAOBgNVBAMTB2YtcS5jb20wggIiMA0GCSqGSIb3DQEB AQUAA4ICDwAwggIKAoICAQC0NojoJ13BdQbib8sUZfCpinv/72AqrV8eAG+duqon ivXfvVn6Ja9Jv3SGHsY2zuStS1JHsofOypYy4KkLKB6UVNYdxFPB/S08KrxZ/2xb KabZ2ZQrvtrNPVFTlAC+euWjKBL3m5e+sguSueaiaiuFylTaSr+6zJXt9OFhPV4D tVpeuTVtUexrWSj3up0N/JV0EF2qmvTEApbytsZEWK+NMas+TLgpZoWL2kCmxqbP ax2AgUhLLBwVwO22+ZSsh9YO0I5KxTm9Z+rxMJyCMUfb8TvVwhMk54jZ/i6ypg+T AZSb5BQJKO1TtJIjhsx28SVjx6RXmf2C0llb/Khp0Z2+Pc5TCspOU2SNx9Wbf86X qBJO/D3JGuHCYbwE6JQhU0XMdw8AYm5oZwAMTQlWFmyPgXdjvEWnAVHFibuPoigx G6n/C8JUTzb/neROUgmvJdtvjSlAPi0r9mOhHgtmok34eLlhnAURCd/2x6ic4srw 5S8meCYSPfhNFeqErtaGrgpwGzbRh6GqBlRt72GEtUlC8YJmVtT2+CDblYorW6s5 EQl89OO9HUQYJYna4cORZLhx/k1uFnkC9teB1eGirSMmqiJ2OqmEzKtAlZhjyNzl n97Tj8UmAcZL6NafiW41LU2o/mk4yjAY9P0wz11bzJPRS1BetPeYI+cEhlUF0o20 0QIDAQABo4ICWjCCAlYwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUF BwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSpZLOexK+V5TYu PEDgzxdQGnywLjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggr BgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRz ZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRz ZW5jcnlwdC5vcmcvMBIGA1UdEQQLMAmCB2YtcS5jb20wTAYDVR0gBEUwQzAIBgZn gQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5s ZXRzZW5jcnlwdC5vcmcwggECBgorBgEEAdZ5AgQCBIHzBIHwAO4AdQBvU3asMfAx GdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAW3C6dNlAAAEAwBGMEQCIHtGfqns V3/hmwT/Hmi5191nZ5sJQTGmvFKSC+pou1YSAiB0n6+IP6Vk3qtleIMRAHDBF4Zc FAaQKaSpMEY83aM29QB1ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3vi5Be AAABbcLp0zEAAAQDAEYwRAIgFTIF1O6EzUvVOuuQMJNyO4tF2nCenlBj0O5PdhfI NKECICwNP0DUIfVURahGwSzMvtB5hHb8fahDd1gXwc3kisBvMA0GCSqGSIb3DQEB CwUAA4IBAQCGdT/4gXNQOA1fR0f9wUr6lbBmsUCg+xZJ9qDMW+4Iimk203cM9ioP lrOtKoCGduPB2pPuj+Lgn0HKkClSBRpjazyqJcRszngSjLKE0hxAXU6cScEnLgUN X0E+oqyNeYxP5ewSyiEHN6jQ6KRgVgVMSzC7mTkffdlSMdMaMU9Iq0iBg4rpvZUW 0gOtwcEuhuo8wDkDyMGj2PKKMWMmncE2bIwlmAVIsrbUgMpLgMRVaCH7xOICYLhR puhG28/ckikKl/zyTDXhxU7Vx8GDWA/kz1GR6tXfczVUHxFadftFb2VVt1kHRMXs DAX/6em2Ex8LsF3OUnnZdvioX37698fe -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtDaI6CddwXUG4m/LFGXw qYp7/+9gKq1fHgBvnbqqJ4r1371Z+iWvSb90hh7GNs7krUtSR7KHzsqWMuCpCyge lFTWHcRTwf0tPCq8Wf9sWymm2dmUK77azT1RU5QAvnrloygS95uXvrILkrnmomor hcpU2kq/usyV7fThYT1eA7VaXrk1bVHsa1ko97qdDfyVdBBdqpr0xAKW8rbGRFiv jTGrPky4KWaFi9pApsamz2sdgIFISywcFcDttvmUrIfWDtCOSsU5vWfq8TCcgjFH 2/E71cITJOeI2f4usqYPkwGUm+QUCSjtU7SSI4bMdvElY8ekV5n9gtJZW/yoadGd vj3OUwrKTlNkjcfVm3/Ol6gSTvw9yRrhwmG8BOiUIVNFzHcPAGJuaGcADE0JVhZs j4F3Y7xFpwFRxYm7j6IoMRup/wvCVE82/53kTlIJryXbb40pQD4tK/ZjoR4LZqJN +Hi5YZwFEQnf9seonOLK8OUvJngmEj34TRXqhK7Whq4KcBs20YehqgZUbe9hhLVJ QvGCZlbU9vgg25WKK1urOREJfPTjvR1EGCWJ2uHDkWS4cf5NbhZ5AvbXgdXhoq0j JqoidjqphMyrQJWYY8jc5Z/e04/FJgHGS+jWn4luNS1NqP5pOMowGPT9MM9dW8yT 0UtQXrT3mCPnBIZVBdKNtNECAwEAAQ== -----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 407247273800397690599329127228760832472509 . . . . . . . . [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 2019-10-13 01:19:26 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 01:19:26 +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 'f-q.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 735205004674310760484140461838133648500541652599933370410852713722848131087635060714916350990500598373213999785559537863492655154884223036739839831919626085799494017953209507649425817186416330367682727153588731783297627587686945139403532749448371489696451346720759696786097762147417128384078489166879713791800703566898547597001017236270921255911194266289687822501847869277192908819775155262254921329041901286190811009183502614573433098207853014916384369498644387279912617463075800074585256968732865075723252935772075218416706404664870529467512808582111466404803603227306530858070683973653988983790858428806933696474336514929660753905178999403935342609580644700131588806551775423980958445443022198862541589620493869036839168299239231685329303838001595584027123403523989753060213403367440617136143393833767862272447947370583510967599105105164104477215130954467031754344047866100823517929187978378158121600274464331973114188141772382699216721142280357544033248490245627266877432735650534328675529784316628224744699442182089215812826252764082591689546157991293362675512459484680203650112220050217850854327893874743513074272134958404169702576027330754908537904013967080224295932816940615793510387605312257774237953304541931079769745372369 . . . . . . . . . . . . . . . . . . . . [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) a964b39ec4af95e5362e3c40e0cf17501a7cb02e . . . . . . . . . . . . . . . . [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 (11 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'f-q.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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc2e9d365000004030046304402207b467ea9ec577fe19b04ff1e68b9d7dd67679b094131a6bc52920bea68bb56120220749faf883fa564deab657883110070c117865c14069029a4a930463cdda336f5007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc2e9d33100000403004630440220153205d4ee84cd4bd53aeb903093723b8b45da709e9e5063d0ee4f7617c834a102202c0d3f40d421f55445a846c12cccbed0798476fc7da843775817c1cde48ac06f . . . . [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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