正常的 BOT 兩次抓 GET 的時間會有間隔，這個 IP 出現連續 GET 的情形，感覺有點專制。
$ whois 219.142.121.211
% [whois.apnic.net node-1]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
inetnum: 219.142.121.208 - 219.142.121.223
netname: Ministry-Of-Public-Security-Information-Communication-Agency
country: CN
descr: No.14 Chang'an East Road,Dongcheng District, Beijing,P.R.China
admin-c: HC55-AP
tech-c: HC55-AP
status: ASSIGNED NON-PORTABLE
changed: bjnic@bjtelecom.net 20070421
mnt-by: MAINT-CHINANET-BJ
source: APNIC
