What are these entries in the log file - " query: . IN NS +"?

[Tony Toews [MVP]]

"Tony Toews [MVP]" <ttoews at telusplanet.net> wrote:

>FWIW In the last 28 hours I have the following alleged IP addresses and count in my
>log file.
>
>Real lookups	1665
>204.15.80.50	4
>3.217.28.226	1144
>4.57.246.146	9541
>6.9.16.171	577
>63.217.28.226	1463
>64.57.246.146	35163
>65.173.218.96	1
>67.192.144.0	1488
>7.192.144.0	12054
>76.9.16.171	1033

FWIW in the last 26 hours.
Real Lookups	1673
0.86.80.98	14051
4.57.246.123	4425
4.57.246.146	22719
6.9.16.171	419
64.57.246.123	4885
64.57.246.146	25023
67.192.144.0	825
7.192.144.0	696
70.86.80.98	9317
76.9.16.171	295


So some have disappeared and new ones added.

Tony
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