Am i under DDos attack ?? I am geting suspicious apache error messges!!

Hello All,
I think i am under DDoS attack...
Someone is trying it from diffderent location !! My apache errror_logs say :
[Sat Jun 19 11:00:49 2004] [error] [client 217.157.7.3] request failed: error reading the headers
[Sat Jun 19 11:13:01 2004] [error] [client 24.70.72.48] (13)Permission denied: access to /403.shtml failed bec
ause search permissions are missing on a component of the path
[Sat Jun 19 12:13:13 2004] [error] [client 216.71.64.11] request failed: erroneous characters after protocol s
tring: HEAD / HTTP
[Sat Jun 19 12:13:30 2004] [error] [client 216.71.64.137] request failed: erroneous characters after protocol
string: HEAD / HTTP
failed to open log file
[Sat Jun 19 18:18:09 2004] [error] [client 217.157.7.3] request failed: error reading the headers
[Sat Jun 19 22:32:18 2004] [error] [client 217.157.7.3] request failed: error reading the headers
failed to open log file

Then this :
[Sat Jun 19 11:00:49 2004] [error] [client 217.157.7.3] request failed: error reading the headers
[Sat Jun 19 11:13:01 2004] [error] [client 24.70.72.48] (13)Permission denied: access to /403.shtml failed bec
ause search permissions are missing on a component of the path
[Sat Jun 19 12:13:13 2004] [error] [client 216.71.64.11] request failed: erroneous characters after protocol s
tring: HEAD / HTTP
[Sat Jun 19 12:13:30 2004] [error] [client 216.71.64.137] request failed: erroneous characters after protocol
string: HEAD / HTTP
failed to open log file

Then with very long URL:
Fri Jun 25 12:12:02 2004] [error] [client 216.71.64.11] request failed: erroneous characters after protocol s
tring: HEAD / HTTP
[Fri Jun 25 12:12:18 2004] [error] [client 216.71.64.137] request failed: erroneous characters after protocol
string: HEAD / HTTP
[Fri Jun 25 17:48:49 2004] [error] [client 209.247.218.18] request failed: URI too long
[Fri Jun 25 19:57:53 2004] [error] [client 217.157.7.3] request failed: error reading the headers
failed to open log file
[Sat Jun 26 02:10:23 2004] [error] [client 209.89.238.121] request failed: URI too long
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
failed to open log file
[Sun Jun 27 18:10:46 2004] [error] PHP Warning: main(includes/FILENAME_PWA_PWA_LOGIN): failed to open stream:
No such file or directory in /home/algifts/public_html/log

Help !!!

 

 

 

 

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