lajollacoast.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:fc:67:f1:5d:52:61:b2:b2:10:d2:69:d5:27:0b:38:cc:81 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=lajollacoast.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:fc:67:f1:5d:52:61:b2:b2:10:d2:69:d5:27:0b:38:cc:81Serial Number (int): 347226177979257024502424798282612557270145
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 18:0f:a4:57:7a:dc:7b:d4:72:e6:c1:a8:23:03:3d:12:86:45:e4:df
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 56:00:af:c6:8c:50:fe:bd:3f:09:37:f4:30:f6:8a:b3:af:87:db:88
Fingerprint (sha256): 88:56:ab:6f:79:51:ce:2a:d5:b4:6b:2a:c9:61:86:04:60:4e:5e:3a:de:8f:2a:aa:23:df:9e:84:08:f3:33:af
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate lajollacoast.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for lajollacoast.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
lajollacoast.com
Other certificates including the domain name lajollacoast.com
(limited to 100 certificates)
lajollacoast.com
www.lajollacoast.com
www.lajollacoast.com
www.dollareasy.net
rawlinsdentistry.com
tenerifetacos.com
legallybrown.com
berkshirerealestate.co.uk
gyroskateboard.com
www.amusement.toys
lajollacoast.com
lajollacoast.com
www.lajollacoast.com
www.lajollacoast.com
www.xyvex.com
landscapingmasters.com
lajollacoast.com
www.lajollacoast.com
www.lajollacoast.com
www.dollareasy.net
rawlinsdentistry.com
tenerifetacos.com
legallybrown.com
berkshirerealestate.co.uk
gyroskateboard.com
www.amusement.toys
lajollacoast.com
lajollacoast.com
www.lajollacoast.com
www.lajollacoast.com
www.xyvex.com
landscapingmasters.com
lajollacoast.com
Certificate
The complete raw certificate details for lajollacoast.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWTCCBUGgAwIBAgISA/xn8V1SYbKyENJp1ScLOMyBMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTIxMjM5NTBaFw0y MDA1MTIxMjM5NTBaMBsxGTAXBgNVBAMTEGxham9sbGFjb2FzdC5jb20wggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCocI/aXpp2JmBKUnFWI70LlGjHNCWb PUZIwJ+d1woqWPQWcfIvW06mYoRPGaV5aa9IkFYoBcZsJl9rX5I/k0X6go7/ElGW gBq70OPqYGiA7PvPopPFNXvzd8qXIoyppFK2r+6aul6gCMERFD3vK9Ld5/JjZRtg k9Q+jKOh749KWqv81ztB+HpGk6ebQNZ5HBPZc+xNSaD49WwRj1QO08TGDjjKo24q 2WchGvOpFVELFlZ7WWx/OOF/vndVL67wfoQsAM1R8/YiH7qmSVBTDOYz6qSI70/U qA4wG9oK885mD5oTf6k4UY/9kt01QRo02pjQ8my3dEqa+pkVZYEjP0l6+w9xVrSc RhQw88WFtRWyaR5HvnhePrUIJ6cmxqOTh1yq/Jx16wXZ4Lxzb8yHNzhtWah3CFFB rzEAZL11Q0PEVY3wy5e9G9ULpP0XCWkSwXQVpLFNHQdiFHd6ReTSiPMO7gqUkNIA 7VrpY/wcYuTEZXYFvdAqBq3exRArCtIW14IjBR/QuTWryc/UYLn3o/ySC9XFMg3D PQHBRPfy+UKByLW/FD5BAmJsdOq7tUqaTT36qEg6jpGxcdD3QxMMETD1FC7oM32L oK4UM9IPkfqIQLt/ey/S9PIJoNxKHpl1enD30rosRR5NiXH/jsBhUMKDRExnHjNV 6fQ2efN/3IMfewIDAQABo4ICZjCCAmIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQY D6RXetx71HLmwagjAz0ShkXk3zAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMBsGA1UdEQQUMBKCEGxham9sbGFjb2FzdC5j b20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQC BIH2BIHzAPEAdgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAXA5 oJhgAAAEAwBHMEUCIQCwrzmGpudnA6gi7HMQVzEiBq8qBsB+SDv31IwkpCMtyAIg B4I7FD003JCS8r7pSqCf6eWxdieQo87NYsF7TD772FYAdwDnEvKwN34aYvuOyQxh hPHqezfLVh0RJlvz4PNL8kFUbgAAAXA5oJimAAAEAwBIMEYCIQD8e+HoudjQDWVm StrFKwX29gLoz4YJCDQNhNI6OW7zNgIhALoJBjMLpOpB2SVb8pApk1BGreotJIi1 c5Du9D+RsCXAMA0GCSqGSIb3DQEBCwUAA4IBAQBOjdLL3NTvIgoMY1CLFoaoAY8A MU07Q1jBlWq030MfQ/wWpJqvhVGaUfvaXzeMVG90gMg5wY51NeZOZsimJkmErPw0 8aQNKsTuu1/s3vux6qJxlU0SQPeVywwVdYkLqqZSI7qPhbTF6EwF1tQX9YGb9mPj wCsVXRUNMFc00TG/MEKXvzIfkXbfsqfq5EclA+rAE3nBh8TUat4SKjnxbJoqIt0q ESQsQBGX99Rb4EPF6ES/g0eTFnYzt9YuEXwWzxNkNY7ZyfGlFAAxZJMmmklGy3o0 4npf1muLF8Hd7i/7mf4wdN/+AzO9L5BB/0aH3YH5bEHmibBHVTBbLxrds3Ld -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqHCP2l6adiZgSlJxViO9 C5RoxzQlmz1GSMCfndcKKlj0FnHyL1tOpmKETxmleWmvSJBWKAXGbCZfa1+SP5NF +oKO/xJRloAau9Dj6mBogOz7z6KTxTV783fKlyKMqaRStq/umrpeoAjBERQ97yvS 3efyY2UbYJPUPoyjoe+PSlqr/Nc7Qfh6RpOnm0DWeRwT2XPsTUmg+PVsEY9UDtPE xg44yqNuKtlnIRrzqRVRCxZWe1lsfzjhf753VS+u8H6ELADNUfP2Ih+6pklQUwzm M+qkiO9P1KgOMBvaCvPOZg+aE3+pOFGP/ZLdNUEaNNqY0PJst3RKmvqZFWWBIz9J evsPcVa0nEYUMPPFhbUVsmkeR754Xj61CCenJsajk4dcqvycdesF2eC8c2/Mhzc4 bVmodwhRQa8xAGS9dUNDxFWN8MuXvRvVC6T9FwlpEsF0FaSxTR0HYhR3ekXk0ojz Du4KlJDSAO1a6WP8HGLkxGV2Bb3QKgat3sUQKwrSFteCIwUf0Lk1q8nP1GC596P8 kgvVxTINwz0BwUT38vlCgci1vxQ+QQJibHTqu7VKmk09+qhIOo6RsXHQ90MTDBEw 9RQu6DN9i6CuFDPSD5H6iEC7f3sv0vTyCaDcSh6ZdXpw99K6LEUeTYlx/47AYVDC g0RMZx4zVen0Nnnzf9yDH3sCAwEAAQ== -----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 347226177979257024502424798282612557270145 . . . . . . . . [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 2020-02-12 12:39:50 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-12 12:39:50 +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 'lajollacoast.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 687174002618375620249234262949732269067916806262863107697388688093796727234510083525150620154751646811152071055870171775913717558026861779322788506142167821724864313192526055592772625602443628566153429630450161000660249446163600684052508838614494638633559249212140863938869659263050422736218453925226094307558393531558642680066682155315799585367504126097444502781974865486096730335295796227122815540015334641975501453818706332198249913356714723639790784269810581096403010244173868173931592756073097185350779771665503273408222811414010441926297746801689126909810751404672484554412766433883300311080348489094990005712492786945277116176102874058090646489028525162422149377973353731486030493366337851395547005021426691436191129075253186539457799966166530365147352279618442927041306638144335981800911960067982408632581654623048668239415801383204513673938682538174635499647317651631068830827415496065269756011286687167244654501664139223990821674458734250896081548064350752960392046486639335399944905345099436960483454422239594224689231287985564878129805210236969950427587263543048264280589092777640124704778887447225202639231820008556210153189901753114755950232729656389670635751861429012359936009165757580452704379111815728024470547537787 . . . . . . . . . . . . . . . . . . . . [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) 180fa4577adc7bd472e6c1a823033d128645e4df . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lajollacoast.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) 00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017039a098600000040300473045022100b0af3986a6e76703a822ec731057312206af2a06c07e483bf7d48c24a4232dc8022007823b143d34dc9092f2bee94aa09fe9e5b1762790a3cecd62c17b4c3efbd856007700e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e0000017039a098a60000040300483046022100fc7be1e8b9d8d00d65664adac52b05f6f602e8cf860908340d84d23a396ef336022100ba0906330ba4ea41d9255bf29029935046adea2d2488b57390eef43f91b025c0 . . . . [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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