Function safe

api/dns.js:7–7

(fn)

const dnsHandler = async (url) => {
  const { hostname } = parseTarget(url);
  const safe = (fn) => fn.catch(() => []);
  const [a, aaaa, mx, txt, ns, cname, soa, srv, ptr] = await Promise.all([
    safe(dns.resolve4(hostname)),
    safe(dns.resolve6(hostname)),