nginx多站点配置，无法通过域名访问，使用ip访问会跳转到其中一个站点

在一台服务器设置了Nginx多站点，但是访问这些站点的域名均无法访问，错误如下图：

通过ip会跳转到其中一个站点，具体表现为：

全部配置开启的情况下所有域名无法访问，ip访问显示的是siteD

去除siteD后跳转siteB,去除siteB后404，去除siteB后跳转siteA，去除siteA后跳转siteC

检查了半天还是不知道是啥问题，请各位大神帮忙排查下/w\

以下为具体配置文件：

nginx.conf

user nginx;

worker_processes 1;

error_log /var/log/nginx/error.log warn;

pid /var/run/nginx.pid;

events {

worker_connections 1024;

}

http {

include /etc/nginx/mime.types;

default_type application/octet-stream;

log_format main '$remote_addr - $remote_user [$time_local] "$request" '

'$status $body_bytes_sent "$http_referer" '

'"$http_user_agent" "$http_x_forwarded_for"';

access_log /var/log/nginx/access.log main;

sendfile on;

#tcp_nopush on;

server_tokens off;

underscores_in_headers off;

keepalive_timeout 65;

#gzip on;

include /etc/nginx/conf.d/*.conf;

}

default.conf

server {

listen 80;

server_name _;

location / {

return 404;

}

}

siteA.conf

server {

listen 80;

server_name siteA.domain.com;

access_log /var/log/nginx/siteA.access.log main;

location / {

root /usr/share/nginx/html/siteA;

index index.php index.html index.htm;

}

error_page 500 502 503 504 /50x.html;

location = /50x.html {

root /usr/share/nginx/html;

}

location ~ \.php$ {

#try_files $uri =404;

#root /usr/share/nginx/html/siteA;

fastcgi_split_path_info ^(.+.php)(/.+)$;

fastcgi_pass unix:/dev/shm/php5.6-fpm.sock;

fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;

fastcgi_index index.php;

include fastcgi_params;

}

}

siteB.conf

server {

listen 80;

server_name siteB.domain.com;

access_log /var/log/nginx/siteB.access.log main;

location / {

root /usr/share/nginx/html/siteB;

index index.php index.html index.htm;

}

error_page 500 502 503 504 /50x.html;

location = /50x.html {

root /usr/share/nginx/html;

}

location ~ \.php$ {

try_files $uri =404;

root /usr/share/nginx/html/siteB;

fastcgi_split_path_info ^(.+.php)(/.+)$;

fastcgi_pass unix:/dev/shm/php5.6-fpm.sock;

fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;

fastcgi_index index.php;

include fastcgi_params;

}

}

siteC.conf

server {

listen 80;

server_name siteC.domain.com;

access_log /var/log/nginx/siteC.access.log main;

location / {

root /usr/share/nginx/html/siteC/;

index index.php index.html index.htm;

}

error_page 500 502 503 504 /50x.html;

location = /50x.html {

root /usr/share/nginx/html;

}

location ~ \.php$ {

try_files $uri =404;

root /usr/share/nginx/html/siteC/;

fastcgi_split_path_info ^(.+.php)(/.+)$;

fastcgi_pass unix:/dev/shm/php5.6-fpm.sock;

fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;

fastcgi_index index.php;

include fastcgi_params;

}

}

siteD.conf

server {

listen 80;

server_name siteD.domain.com;

access_log /var/log/nginx/siteD.access.log main;

location ~ ^/(baidu|webscan|yx_scan) {

root /usr/share/nginx/siteD;

}

location / {

proxy_set_header Host $host;

proxy_set_header X-Real-IP $remote_addr;

proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

proxy_set_header User-Agent $http_user_agent;

proxy_set_header Accept-Encoding "";

proxy_redirect off;

proxy_pass http://127.0.0.1:8080/siteD/;

rewrite ^/WebGoat/(.*)$ /$1 last;

}

error_page 500 502 503 504 /50x.html;

location = /50x.html {

root /usr/share/nginx/html;

}

}

Nginx Info (使用apt安装，mainline)

nginx version: nginx/1.11.9

built by gcc 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04.3)

built with OpenSSL 1.0.1f 6 Jan 2014

TLS SNI support enabled

configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx --modules-path=/usr/lib/nginx/modules --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --http-client-body-temp-path=/var/cache/nginx/client_temp --http-proxy-temp-path=/var/cache/nginx/proxy_temp --http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp --http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp --http-scgi-temp-path=/var/cache/nginx/scgi_temp --user=nginx --group=nginx --with-compat --with-file-aio --with-threads --with-http_addition_module --with-http_auth_request_module --with-http_dav_module --with-http_flv_module --with-http_gunzip_module --with-http_gzip_static_module --with-http_mp4_module --with-http_random_index_module --with-http_realip_module --with-http_secure_link_module --with-http_slice_module --with-http_ssl_module --with-http_stub_status_module --with-http_sub_module --with-http_v2_module --with-mail --with-mail_ssl_module --with-stream --with-stream_realip_module --with-stream_ssl_module --with-stream_ssl_preread_module --with-cc-opt='-g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fPIC' --with-ld-opt='-Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-z,now -Wl,--as-needed -pie'

Nginx Debug Error Log

2017/02/22 11:29:27 [notice] 6335#6335: using the "epoll" event method

2017/02/22 11:29:27 [notice] 6335#6335: nginx/1.11.9

2017/02/22 11:29:27 [notice] 6335#6335: built by gcc 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04.3)

2017/02/22 11:29:27 [notice] 6335#6335: OS: Linux 3.13.0-100-generic

2017/02/22 11:29:27 [notice] 6335#6335: getrlimit(RLIMIT_NOFILE): 1000000:1000000

2017/02/22 11:29:27 [notice] 6336#6336: start worker processes

2017/02/22 11:29:27 [notice] 6336#6336: start worker process 6337

2017/02/22 11:30:27 [info] 6337#6337: *1 client timed out (110: Connection timed out) while waiting for request, client: 117.34.28.13, server: 0.0.0.0:80

2017/02/22 11:30:49 [info] 6337#6337: *2 client timed out (110: Connection timed out) while waiting for request, client: 47.90.50.49, server: 0.0.0.0:80

2017/02/22 11:38:44 [info] 6337#6337: *3 client timed out (110: Connection timed out) while waiting for request, client: 183.61.236.14, server: 0.0.0.0:80

2017/02/22 11:38:44 [info] 6337#6337: *4 client timed out (110: Connection timed out) while waiting for request, client: 124.95.168.140, server: 0.0.0.0:80

2017/02/22 11:38:45 [info] 6337#6337: *5 client timed out (110: Connection timed out) while waiting for request, client: 61.182.137.6, server: 0.0.0.0:80

2017/02/22 11:38:46 [info] 6337#6337: *6 client timed out (110: Connection timed out) while waiting for request, client: 117.27.149.14, server: 0.0.0.0:80

2017/02/22 11:38:50 [info] 6337#6337: *7 client timed out (110: Connection timed out) while waiting for request, client: 42.236.7.68, server: 0.0.0.0:80

2017/02/22 11:38:58 [info] 6337#6337: *8 client timed out (110: Connection timed out) while waiting for request, client: 124.95.168.140, server: 0.0.0.0:80

2017/02/22 11:38:59 [info] 6337#6337: *9 client timed out (110: Connection timed out) while waiting for request, client: 61.182.137.6, server: 0.0.0.0:80

2017/02/22 11:38:59 [info] 6337#6337: *10 client timed out (110: Connection timed out) while waiting for request, client: 183.61.236.14, server: 0.0.0.0:80

2017/02/22 11:39:02 [info] 6337#6337: *11 client timed out (110: Connection timed out) while waiting for request, client: 117.27.149.14, server: 0.0.0.0:80

2017/02/22 11:39:12 [info] 6337#6337: *12 client timed out (110: Connection timed out) while waiting for request, client: 124.95.168.140, server: 0.0.0.0:80

2017/02/22 11:39:12 [info] 6337#6337: *13 client timed out (110: Connection timed out) while waiting for request, client: 61.182.137.6, server: 0.0.0.0:80

2017/02/22 11:39:15 [info] 6337#6337: *14 client timed out (110: Connection timed out) while waiting for request, client: 183.61.236.14, server: 0.0.0.0:80

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