Table 1 DNSSEC deployment measurements in forward and reverse DNS trees
Domain | Registered | Name servers | Signed |
|---|---|---|---|
Forward DNS Alexa | 50 K | 32.5 K | 0.46% |
Forward DNS TLDs | 568 | 3.2 K | 62% |
rDNS x.in-addr.arpa.x.in-addr.arpa. | 229 | 1.5 K | 84% |
rDNS y.x.in-addr.arpa.y.x.in-addr.arpa. | 28 K | 97 K | 0.4% |
rDNS z.y.x.in-addr.arpa.z.y.x.in-addr.arpa. | 2,767 K | 9,687 K | 0.06% |