npm install --save get-ssl-certificate
const sslCertificate = require('get-ssl-certificate')
sslCertificate.get('nodejs.org').then(function (certificate) {
console.log(certificate)
// certificate is a JavaScript object
console.log(certificate.issuer)
// { C: 'GB',
// ST: 'Greater Manchester',
// L: 'Salford',
// O: 'COMODO CA Limited',
// CN: 'COMODO RSA Domain Validation Secure Server CA' }
console.log(certificate.valid_from)
// 'Aug 14 00:00:00 2017 GMT'
console.log(certificate.valid_to)
// 'Nov 20 23:59:59 2019 GMT'
// If there was a certificate.raw attribute, then you can access certificate.pemEncoded
console.log(certificate.pemEncoded)
// -----BEGIN CERTIFICATE-----
// ...
// -----END CERTIFICATE-----
});
sslCertificate.get('nodejs.org', 250, 443, 'https:').then(function (certificate) {
console.log(certificate)
// certificate is a JavaScript object
console.log(certificate.issuer)
// { C: 'GB',
// ST: 'Greater Manchester',
// L: 'Salford',
// O: 'COMODO CA Limited',
// CN: 'COMODO RSA Domain Validation Secure Server CA' }
console.log(certificate.valid_from)
// 'Aug 14 00:00:00 2017 GMT'
console.log(certificate.valid_to)
// 'Nov 20 23:59:59 2019 GMT'
// If there was a certificate.raw attribute, then you can access certificate.pemEncoded
console.log(certificate.pemEncoded)
// -----BEGIN CERTIFICATE-----
// ...
// -----END CERTIFICATE-----
});
MIT