www.banner-flags.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:18:a8:60:e3:93:ee:56:3c:a7:fb:ae:94:5a:79:13:e2:17 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.banner-flags.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:18:a8:60:e3:93:ee:56:3c:a7:fb:ae:94:5a:79:13:e2:17Serial Number (int): 356839733912761076524641508777364288692759
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: a3:5c:52:09:3b:23:09:d8:d4:5c:3b:40:9d:1a:cf:a0:05:d7:89:41
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): b2:67:00:39:f6:95:d0:a4:d2:69:a4:da:26:15:17:b6:c3:8b:a5:9b
Fingerprint (sha256): 74:5b:e2:5e:2a:81:b2:5c:60:d4:96:43:0d:91:7c:01:dc:0b:9a:bf:2a:96:7a:3d:76:6a:8e:2f:ee:75:d2:b5
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.banner-flags.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.banner-flags.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.banner-flags.com
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Certificate
The complete raw certificate details for www.banner-flags.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYTCCBUmgAwIBAgISBBioYOOT7lY8p/uulFp5E+IXMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMjgwODI3MjJaFw0y MDAxMjYwODI3MjJaMB8xHTAbBgNVBAMTFHd3dy5iYW5uZXItZmxhZ3MuY29tMIIC IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqXzaMUB+TnPisBXI1tm9I10M oPlmNNPATcwj29nnQY8+eiTBs629l3jtkpwwi54EV/zDoU/NwMIfPtqjXmZ3nCU8 ulxDGZHYcco7hclp9pURJyYJ8LEMQ4TfLblKrB60nq1R5dj/CQaCj+KDoTjAXaRF hoRa3i207YFi7Yl2O02Hfp0hip/vNhxn1J2veABY4froDm1dQmn5Zn3wGzenu88y 4xGgYGF1Nx3ttsNWAQPLlzUdZU7/gk7iXDbnXtaf8bw02woRSkye4a3cEelV56h3 k1/QI73lw1gtUAGBGXIDBt/PCR5QE3jSCvRgTeFC2Wogy1pplt/K+6IZxIkqMJhn 0oXI+vPxQr5EwUZbdLBypesg2j+0YioGfmGBBk9uoSslq5j4TYSk73sYB3opsT/S KznbSltcF3CDfnEQ3YoA3opgd/ps6DaQoXE+p3qrtWeYSmY7Zf6yHzCcPrM64RTY aaXpjYGbnOrNHLm+JTjWQDGej5QhBztn2rDjaxb/8BPgp3vKJJN6Ku3+mNJYmqKk /8rh32c9Z/ehIgE+d55WVh6CMKu8WIKz951qMPNdHF1434NwuzAJqqDuoG4W0FUc j0sO7tvc20f57onesfOfIWJq1XiJH75o3AA87SCEFvBV6dudMU0bzr04JqjTIldG kumWx3t9L1M4AHK3O28CAwEAAaOCAmowggJmMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUo1xSCTsjCdjUXDtAnRrPoAXXiUEwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3 pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAfBgNVHREEGDAWghR3d3cuYmFubmVy LWZsYWdzLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisG AQQB1nkCBAIEgfYEgfMA8QB2APCVpFnyANGCQBAtL5OIjq1L/h1H45nh0DSmsKiq jrJzAAABbhGw//EAAAQDAEcwRQIhAK2vgedpYORi8dYmvGP/tBuOxTlBR2S28BLM NRiw9rLHAiB6R93Tgew+ws7Tk8DZrYSpRxanOSpIP/h7mFeiwicacgB3ALIeBcyL os2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAABbhGxAdUAAAQDAEgwRgIhAOMy aFFnZIrW6E7kyRUSGKVaENenFeBMniizwAfu/Ca0AiEAkPzTsuTOnP2SiYfa0OxX zpoOf7dx3D+XLQoFryhlyB0wDQYJKoZIhvcNAQELBQADggEBAD+FF6XpJpsmaDDD woVMhSY/KVZABx6v86Wswpu8TJq46ZIh7SItXX18pWRlI9/ONoT+EM6VfP+A3RZV W6W+97bg6D7uHm6IEacu5sR1fY3qMGb9DtWLq4uXd2/SBCekQVlXbwZYSSBOQreo GncvN5aTAaAtl84cfbZckA+Rd/bTgtXSyAmZVF1AFTrkKEb2XtdMCExYM32xbz9C ghUOVbQ/OgtURTlPpR/WPnYRqI9amtvkZ8ZiC4yKc0D08Jt1AVy/+UXR5OfXuyno 2ygfd9pHuKuFc+d/AqdsXEFN9/NsOkERYmkVkfemwfmVDORwMC5mSuqrVIZl7Bcv kPZCXyY= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqXzaMUB+TnPisBXI1tm9 I10MoPlmNNPATcwj29nnQY8+eiTBs629l3jtkpwwi54EV/zDoU/NwMIfPtqjXmZ3 nCU8ulxDGZHYcco7hclp9pURJyYJ8LEMQ4TfLblKrB60nq1R5dj/CQaCj+KDoTjA XaRFhoRa3i207YFi7Yl2O02Hfp0hip/vNhxn1J2veABY4froDm1dQmn5Zn3wGzen u88y4xGgYGF1Nx3ttsNWAQPLlzUdZU7/gk7iXDbnXtaf8bw02woRSkye4a3cEelV 56h3k1/QI73lw1gtUAGBGXIDBt/PCR5QE3jSCvRgTeFC2Wogy1pplt/K+6IZxIkq MJhn0oXI+vPxQr5EwUZbdLBypesg2j+0YioGfmGBBk9uoSslq5j4TYSk73sYB3op sT/SKznbSltcF3CDfnEQ3YoA3opgd/ps6DaQoXE+p3qrtWeYSmY7Zf6yHzCcPrM6 4RTYaaXpjYGbnOrNHLm+JTjWQDGej5QhBztn2rDjaxb/8BPgp3vKJJN6Ku3+mNJY mqKk/8rh32c9Z/ehIgE+d55WVh6CMKu8WIKz951qMPNdHF1434NwuzAJqqDuoG4W 0FUcj0sO7tvc20f57onesfOfIWJq1XiJH75o3AA87SCEFvBV6dudMU0bzr04JqjT IldGkumWx3t9L1M4AHK3O28CAwEAAQ== -----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 356839733912761076524641508777364288692759 . . . . . . . . [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 2019-10-28 08:27:22 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-26 08:27:22 +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.banner-flags.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 691449507660595742109541295338273034180313573475071219457611300861972920457895003237064917778257048245789222328322460618829187016569508184894389297078252431262839419801409473487524001211221911582545249767660993529983340784803566485616042663342098216410250229746072253184729094581635704215148701431491499783441193495477782305408239327965612283830030776807335997094260125804871728142947273560078171921020019776337567147138083252103593489703602093623108132895367636912831587094136451114142745844065796001338186426651283403407671981814266941756626978130297538636104904246120578166187536780042517575857818999531171737952217201833480602948731132273105099351945297235086089975191600350707562725816676133024686548260679268821916373854405842499235422768599778089253784595926710328984459449273759569634175281805652461582107428060049456954037732160362695179691287776890829763590060970508162979284466211412064474203496776821697992965894813920635054077947180657933142504745373454353466998036679249235309831456860452181711072314742761345002964076595959596344195083847680676720118941307990249150557330534943281127986786787315926813539305128755794439020180419062695267080899064035713477377666171008621632204266461878102255237354395690044790303832943 . . . . . . . . . . . . . . . . . . . . [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) a35c52093b2309d8d45c3b409d1acfa005d78941 . . . . . . . . . . . . . . . . [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 (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.banner-flags.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) 00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e11b0fff10000040300473045022100adaf81e76960e462f1d626bc63ffb41b8ec539414764b6f012cc3518b0f6b2c702207a47ddd381ec3ec2ced393c0d9ad84a94716a7392a483ff87b9857a2c2271a72007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e11b101d50000040300483046022100e332685167648ad6e84ee4c9151218a55a10d7a715e04c9e28b3c007eefc26b402210090fcd3b2e4ce9cfd928987dad0ec57ce9a0e7fb771dc3f972d0a05af2865c81d . . . . [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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