strange messages

[penelope at cotse.net]

Solaris 2.6, BIND 8.2.3REL

found these in /var/adm/messages this morning:

Jan  3 02:05:31 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220h\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:31 ddnmail named[149]: Malformed response from 
[200.188.161.3].53 (out of data in final pass)
Jan  3 02:05:31 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220h\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:32 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220g\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:33 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220f\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:34 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220e\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:35 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220d\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:36 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220c\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:37 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220b\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:38 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220a\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:39 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220`\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:40 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220_\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:05:41 ddnmail named[149]: bad referral (126.165.188.200.in-
addr.arpa !< 8\003200\007in-addr\004arpa\000\000\012\000\001\192\022\000\002
\000\001\000\000\220^\000\022\011BLACKHOLE-1\004IANA\003ORG) from 
[200.188.161.3].53
Jan  3 02:07:34 ddnmail named[149]: bad referral (74.4.199.in-addr.arpa !< 
2.74.4.199.in-addr.arpa) from [129.250.35.33].53

Any ideas?

penelope s.