According to https://lookup.icann.org/lookup https://lookup.icann.org/lookup both glean and reactjs have Cloudflare nameservers. fbinfer has ns.facebook.com nam

According to https://lookup.icann.org/lookup https://lookup.icann.org/lookup both glean and reactjs have Cloudflare nameservers. fbinfer has ns.facebook.com nameservers which are presumably down.