import ubinascii as binascii import usocket as socket import ssl import sys sys.path[0] = ".." import certifi.isrg # micropython.org import certifi.digicert # github.com import certifi.google import certifi.amazon ca_cert_chain = ( certifi.isrg.CACERTS + certifi.digicert.CACERTS + certifi.google.CACERTS + certifi.amazon.CACERTS ) sites = ["micropython.org", "github.com", "google.com", "amazon.com"] def http_ping(addrss): s = socket.socket() ai = socket.getaddrinfo(addrss, 443) addr = ai[0][-1] s.connect(addr) s = ssl.wrap_socket( s, cert_reqs=ssl.CERT_REQUIRED, cadata=ca_cert_chain, server_hostname=addrss ) s.write(b"GET / HTTP/1.0\r\n\r\n") print(s.read(17)) s.close() for site in sites: print(site) http_ping(site)