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sdct18.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sdct18.com2026-11-14 01:50:24
预估消耗 0 检测点,实际消耗以【检测点账单】为准
30

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17ms -1525ms 240ms
电信 上海电信17ms 山西长治电信1002ms 186.889ms
移动 山东青岛移动88ms 云南保山移动160ms 120.8ms
联通 广东深圳联通244ms -1525ms 391.818ms
华东 上海电信17ms 福建福州联通300ms 189.4ms
华北 天津电信42ms 山西长治电信1002ms 258.833ms
华南 广西桂林电信43ms 海南三亚联通261ms 152.8ms
华中 河南商丘移动108ms 河南商丘移动108ms 108ms
西北 陕西西安电信56ms 甘肃庆阳联通348ms 246.75ms
西南 四川攀枝花电信69ms -1525ms 387ms
东北 黑龙江大庆电信89ms 辽宁大连联通296ms 173ms
解析占比
全部 电信 移动 联通 被污染
39.98.73.246
39.98.73.246
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 广西桂林
43ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 43 msec
;; SERVER: 202.103.225.68#53(202.103.225.68)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 河北廊坊
49ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 49 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:47:29 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 黑龙江大庆
89ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 89 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 山西长治
1002ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 1002 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:13 CST 2026
;; MSG SIZE  rcvd: 754
详情
详情 HTTP PING DNS
电信 陕西西安
56ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 56 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:11 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 上海
17ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 17 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 四川攀枝花
69ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 69 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 天津
42ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 42 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 754
详情
详情 HTTP PING DNS
电信 新疆乌鲁木齐
315ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 315 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 海南
106ms 39.98.73.246[北京阿里云]
sdct18.com.		600	IN	A	39.98.73.246
;; Query time: 106 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Nov 13 17:49:12 UTC 2026
;; MSG SIZE  rcvd: 415

详情
详情 HTTP PING DNS
移动 广东梅州
110ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	900	IN	A	39.98.73.246

;; Query time: 110 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 754
详情
详情 HTTP PING DNS
移动 贵州贵阳
159ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 159 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 河南商丘
108ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 108 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:11 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 辽宁沈阳
134ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 134 msec
;; SERVER: 211.137.32.178#53(211.137.32.178)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 内蒙古包头
116ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 116 msec
;; SERVER: 211.138.91.1#53(211.138.91.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 山东青岛
88ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 88 msec
;; SERVER: 211.137.191.26#53(211.137.191.26)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 山西长治
97ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 97 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 四川攀枝花
130ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 130 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 云南保山
160ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 160 msec
;; SERVER: 211.139.29.150#53(211.139.29.150)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 四川
1525ms 39.98.73.246[北京阿里云]
sdct18.com.		600	IN	A	39.98.73.246
;; Query time: 1525 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Nov 13 17:49:14 UTC 2026
;; MSG SIZE  rcvd: 44

详情
详情 HTTP PING DNS
联通 江西
265ms 39.98.73.246[北京阿里云]
sdct18.com.		600	IN	A	39.98.73.246
;; Query time: 265 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Nov 13 17:49:12 UTC 2026
;; MSG SIZE  rcvd: 44

详情
详情 HTTP PING DNS
联通 福建福州
300ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 300 msec
;; SERVER: 218.104.128.106#53(218.104.128.106)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 甘肃庆阳
348ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 348 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Fri Nov 13 17:49:12 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 广东深圳
244ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 244 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Nov 13 17:46:21 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 海南三亚
261ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 261 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Nov 13 17:49:12 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 河北唐山
247ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 247 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 辽宁大连
296ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 296 msec
;; SERVER: 202.96.64.68#53(202.96.64.68)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 宁夏石嘴山
268ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 268 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 浙江金华
277ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 277 msec
;; SERVER: 221.12.1.227#53(221.12.1.227)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 重庆
279ms 39.98.73.246[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats sdct18.com
;; global options: +cmd

;; ANSWER SECTION:
sdct18.com.	600	IN	A	39.98.73.246

;; Query time: 279 msec
;; SERVER: 221.5.203.98#53(221.5.203.98)
;; WHEN: Sat Nov 14 01:49:12 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

sdct18.com 优化建议

1、dns解析查询显示sdct18.com解析稳定指向单一北京阿里云IP,但存在1002ms、1525ms异常高延迟,建议使用dns速度在线测试、dns测速在线、dns检测工具定期监测解析响应,重点关注慢查询波动。
2、dns污染查询与dns劫持检测结果正常,无解析污染迹象,建议结合dns历史解析记录查询、dns记录查询、网站dns查询持续跟踪解析记录变化,防范潜在劫持风险。
3、针对高延迟节点,建议使用在线测试dns速度、dns测速工具、dns解析速度测试对比多地运营商表现,并参考杭州移动dns、西安移动dns等优化解析线路配置。

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更新时间 2026-11-14 03:14:02
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