id	domain	url
cet-12517	www.cetjournal.it	www.cetjournal.it
cet-12517	webbook.nist.gov	https://webbook.nist.gov/cgi/cbook.cgi?id=c67630&type=ir-spec&index=2
cet-12517	webbook.nist.gov	https://webbook.nist.gov/cgi/cbook.cgi?id=c67663&type=ir-spec&index=2
cet-12517	spectrabase.com	https://spectrabase.com/spectrum/fdpg9tn4xup