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sd-ans.com通过本站DNS查询可进行实时DNS检测,能够迅速检测出在不同地区以及不同网络下对域名解析的结果,检测DNS解析是否遭受污染,查看域名污染在全国的分布状况,还能对域名的A记录、CNAME记录、MX记录、NS记录予以查询。
DNS查询结果sd-ans.com2026-10-09 02:01:04
预估消耗 0 检测点,实际消耗以【检测点账单】为准
22

检测节点

响应时间分布 域名污染分布

污染比例:0%

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概览 被污染 (0) 状态码4XX (0) 客户端请求错误(请求的资源不存在、权限不足等) 状态码5XX (0) 服务器故障,处理请求时内部出错无法访问 响应超时 (0)
区域/运营商 响应最快 响应最慢 平均响应
全部 上海电信32ms 新疆乌鲁木齐电信665ms 255.864ms
电信 上海电信32ms 新疆乌鲁木齐电信665ms 222.889ms
移动 北京移动70ms 云南昆明移动348ms 246ms
联通 河北唐山联通225ms 四川成都联通481ms 316.833ms
华东 上海电信32ms 江苏淮安电信375ms 258.6ms
华北 北京移动70ms 河北唐山联通225ms 170.333ms
华南 海南海口电信92ms 海南海口联通303ms 197.5ms
华中 河南洛阳移动261ms 湖北荆州联通296ms 278.5ms
西北 甘肃兰州电信155ms 新疆乌鲁木齐电信665ms 318.6ms
西南 云南楚雄彝族自治州电信106ms 四川成都联通481ms 268ms
东北 吉林长春移动208ms 吉林长春移动208ms 208ms
解析占比
全部 电信 移动 联通 被污染
121.37.243.142
sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142
sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
DNS查询详情
全部
响应超时 被污染
节点数:/
检测点
运营商 检测节点

解析时间

解析内容 操作
电信 安徽合肥
289ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	9	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	5	IN	A	121.37.243.142

;; Query time: 289 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Thu Oct 08 18:01:03 UTC 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
电信 甘肃兰州
155ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	600	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	600	IN	A	121.37.243.142

;; Query time: 155 msec
;; SERVER: 202.100.64.68#53(202.100.64.68)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 773
详情
详情 HTTP PING DNS
电信 海南海口
92ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	300	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	300	IN	A	121.37.243.142

;; Query time: 92 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 773
详情
详情 HTTP PING DNS
电信 江苏淮安
375ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	598	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	598	IN	A	121.37.243.142

;; Query time: 375 msec
;; SERVER: 218.4.4.4#53(218.4.4.4)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
电信 宁夏银川
155ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	60	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	60	IN	A	121.37.243.142

;; Query time: 155 msec
;; SERVER: 202.100.96.68#53(202.100.96.68)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
电信 上海
32ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	600	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	600	IN	A	121.37.243.142

;; Query time: 32 msec
;; SERVER: 202.96.209.133#53(202.96.209.133)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 773
详情
详情 HTTP PING DNS
电信 四川成都
137ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	60	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	60	IN	A	121.37.243.142

;; Query time: 137 msec
;; SERVER: 61.139.2.69#53(61.139.2.69)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
电信 新疆乌鲁木齐
665ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	10	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	9	IN	A	121.37.243.142

;; Query time: 665 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Oct 09 02:00:32 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
电信 云南楚雄彝族自治州
106ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	300	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	300	IN	A	121.37.243.142

;; Query time: 106 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 18:01:03 UTC 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
移动 北京
70ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	30	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	30	IN	A	121.37.243.142

;; Query time: 70 msec
;; SERVER: 211.136.17.107#53(211.136.17.107)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
移动 河南洛阳
261ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	10	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	5	IN	A	121.37.243.142

;; Query time: 261 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
移动 吉林长春
208ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	30	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	30	IN	A	121.37.243.142

;; Query time: 208 msec
;; SERVER: 211.141.16.99#53(211.141.16.99)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 773
详情
详情 HTTP PING DNS
移动 江苏常州
305ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	600	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	600	IN	A	121.37.243.142

;; Query time: 305 msec
;; SERVER: 112.4.0.55#53(112.4.0.55)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
移动 陕西西安
314ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	60	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	60	IN	A	121.37.243.142

;; Query time: 314 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 18:01:03 UTC 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
移动 天津
216ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	30	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	30	IN	A	121.37.243.142

;; Query time: 216 msec
;; SERVER: 211.136.17.107#53(211.136.17.107)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
移动 云南昆明
348ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	60	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	60	IN	A	121.37.243.142

;; Query time: 348 msec
;; SERVER: 211.139.29.150#53(211.139.29.150)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
联通 甘肃庆阳
304ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	10	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	1	IN	A	121.37.243.142

;; Query time: 304 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 18:01:03 UTC 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
联通 海南海口
303ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	10	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	1	IN	A	121.37.243.142

;; Query time: 303 msec
;; SERVER: 221.11.132.2#53(221.11.132.2)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
联通 河北唐山
225ms 121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	900	IN	A	121.37.243.142

;; Query time: 225 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 65
详情
详情 HTTP PING DNS
联通 湖北荆州
296ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
sd-ans.com.		600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com. 10	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com. 1	IN	A	121.37.243.142
;; Query time: 296 msec
;; SERVER: 114.114.114.114#53(114.114.114.114) (UDP)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 120

详情
详情 HTTP PING DNS
联通 江苏
292ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	10	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	9	IN	A	121.37.243.142

;; Query time: 292 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS
联通 四川成都
481ms sd-ans.com.lho79.faipod.com.
fap-8556f744.faipod.com.
121.37.243.142[广东广州华为]
; <<>> DiG Go <<>> +noall +answer +stats sd-ans.com
;; global options: +cmd

;; ANSWER SECTION:
sd-ans.com.	600	IN	CNAME	sd-ans.com.lho79.faipod.com.
sd-ans.com.lho79.faipod.com.	10	IN	CNAME	fap-8556f744.faipod.com.
fap-8556f744.faipod.com.	1	IN	A	121.37.243.142

;; Query time: 481 msec
;; SERVER: 119.6.6.6#53(119.6.6.6)
;; WHEN: Fri Oct 09 02:01:03 CST 2026
;; MSG SIZE  rcvd: 182
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

sd-ans.com 优化建议

1、建议优先处理域名解析链,当前检测显示多数查询返回三个记录,存在过渡跳转,建议收敛dns解析查询过程,直接指向核心节点,以降低dns延迟测试中的耗时波动。
2、针对检测中出现的异常返回情况,建议启用dns污染检测机制,确认是否因链路跳转引发解析干扰,同时结合dns测速在线工具优化cname配置,减少平均响应时间。
3、建议利用dns记录查询功能核实历史解析记录,当前高峰时段响应达665ms,明显高于均值,需通过dns速度在线测试定位慢节点,并调整dns服务器查询策略以提升稳定性。

其他工具历史

更新时间 2026-10-09 03:47:02
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