update: dns list, most of them were out-of-date
update: dns list, most of them were out-of-date

savoirfairelinux/quebec-monitoring,savoirfairelinux/quebec-monitoring,savoirfairelinux/quebec-monitoring,savoirfairelinux/quebec-monitoring,matthieucan/quebec-monitoring,matthieucan/quebec-monitoring,matthieucan/quebec-monitoring,matthieucan/quebec-monitoring