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usefulwork.cn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usefulwork.cn2026-10-06 01:41:06
预估消耗 0 检测点,实际消耗以【检测点账单】为准
29

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 (1)
区域/运营商 响应最快 响应最慢 平均响应
全部 广东广州移动31ms 宁夏银川联通514ms 128.571ms
电信 山东济南电信39ms 山西长治电信310ms 123.889ms
移动 广东广州移动31ms 江苏无锡移动303ms 102.25ms
联通 浙江温州联通44ms 宁夏银川联通514ms 151.545ms
华东 山东济南电信39ms 江苏无锡移动303ms 129.429ms
华北 -50ms 山西长治电信310ms 118.2ms
华南 广东广州移动31ms 广西桂林电信172ms 122ms
华中 湖南长沙移动32ms 河南驻马店联通93ms 67.333ms
西北 陕西西安联通79ms 宁夏银川联通514ms 197.6ms
西南 贵州贵阳联通59ms -224ms 116ms
东北 黑龙江绥化移动41ms 黑龙江齐齐哈尔联通158ms 99.5ms
解析占比
全部 电信 移动 联通 被污染
cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63
47.99.149.190
cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63
47.99.149.190
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 北京
0ms 没有记录
dig: isc_taskmgr_create: no available threads
详情
详情 HTTP PING DNS
电信 青海
107ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
usefulwork.cn.		600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
;; Query time: 107 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 462

详情
详情 HTTP PING DNS
电信 天津
68ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
usefulwork.cn.		600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63
;; Query time: 68 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 462

详情
详情 HTTP PING DNS
电信 西藏
224ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
usefulwork.cn.		600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63
;; Query time: 224 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 126

详情
详情 HTTP PING DNS
电信 安徽合肥
49ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	900	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	900	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	900	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	900	IN	A	8.134.168.63

;; Query time: 49 msec
;; SERVER: 61.132.163.68#53(61.132.163.68)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
电信 广西桂林
172ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190

;; Query time: 172 msec
;; SERVER: 202.103.225.68#53(202.103.225.68)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
电信 河北唐山
72ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	485	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	23	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	23	IN	A	8.134.168.63

;; Query time: 72 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
电信 江苏盐城
74ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	595	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	595	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	595	IN	A	8.134.168.63

;; Query time: 74 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 06 01:40:49 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
电信 山东济南
39ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	601	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	601	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	601	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	601	IN	A	8.134.168.63

;; Query time: 39 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
电信 山西长治
310ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190

;; Query time: 310 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 721
详情
详情 HTTP PING DNS
移动 广东广州
31ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	900	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	900	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	900	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	900	IN	A	8.134.168.63

;; Query time: 31 msec
;; SERVER: 211.136.192.6#53(211.136.192.6)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 721
详情
详情 HTTP PING DNS
移动 河南洛阳
77ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	230	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	33	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	33	IN	A	47.99.149.190

;; Query time: 77 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
移动 黑龙江绥化
41ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	449	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	374	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	374	IN	A	47.99.149.190

;; Query time: 41 msec
;; SERVER: 127.0.0.11#53(127.0.0.11)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 203
详情
详情 HTTP PING DNS
移动 湖南长沙
32ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	596	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	596	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	596	IN	A	47.99.149.190

;; Query time: 32 msec
;; SERVER: 211.142.211.124#53(211.142.211.124)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 203
详情
详情 HTTP PING DNS
移动 江苏无锡
303ms 没有记录
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; Query time: 303 msec
;; SERVER: 221.131.143.69#53(221.131.143.69)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 31
详情
详情 HTTP PING DNS
移动 山东青岛
94ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63

;; Query time: 94 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 06 01:40:49 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
移动 山西长治
91ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63

;; Query time: 91 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
移动 新疆伊犁哈萨克自治州
149ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	184	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	206	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	206	IN	A	8.134.168.63

;; Query time: 149 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 北京
50ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
usefulwork.cn.		600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	327	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	327	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	327	IN	A	8.134.168.63
;; Query time: 50 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 126

详情
详情 HTTP PING DNS
联通 重庆
65ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
usefulwork.cn.		600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	69	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	69	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	69	IN	A	47.99.149.190
;; Query time: 65 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 126

详情
详情 HTTP PING DNS
联通 贵州贵阳
59ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	473	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	473	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	473	IN	A	8.134.168.63

;; Query time: 59 msec
;; SERVER: 221.13.28.234#53(221.13.28.234)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 海南海口
163ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63

;; Query time: 163 msec
;; SERVER: 221.11.132.2#53(221.11.132.2)
;; WHEN: Tue Oct 06 01:40:49 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 河南驻马店
93ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	453	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	34	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	34	IN	A	47.99.149.190

;; Query time: 93 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 黑龙江齐齐哈尔
158ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63

;; Query time: 158 msec
;; SERVER: 127.0.0.11#53(127.0.0.11)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 江苏
303ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63

;; Query time: 303 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 宁夏银川
514ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	472	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	472	IN	A	8.134.168.63

;; Query time: 514 msec
;; SERVER: 192.168.101.1#53(192.168.101.1)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 青海西宁
139ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	600	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	600	IN	A	47.99.149.190

;; Query time: 139 msec
;; SERVER: 221.207.58.58#53(221.207.58.58)
;; WHEN: Tue Oct 06 01:40:49 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 陕西西安
79ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
8.134.168.63[广东广州阿里云]
47.99.149.190[浙江杭州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	600	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	442	IN	A	8.134.168.63
cdn-yz501.yz168.cc.	442	IN	A	47.99.149.190

;; Query time: 79 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 05 17:40:50 UTC 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS
联通 浙江温州
44ms cdn-ali.72dns.net.
cdn-yz501.yz168.cc.
47.99.149.190[浙江杭州阿里云]
8.134.168.63[广东广州阿里云]
; <<>> DiG Go <<>> +noall +answer +stats usefulwork.cn
;; global options: +cmd

;; ANSWER SECTION:
usefulwork.cn.	600	IN	CNAME	cdn-ali.72dns.net.
cdn-ali.72dns.net.	17	IN	CNAME	cdn-yz501.yz168.cc.
cdn-yz501.yz168.cc.	553	IN	A	47.99.149.190
cdn-yz501.yz168.cc.	553	IN	A	8.134.168.63

;; Query time: 44 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 06 01:40:50 CST 2026
;; MSG SIZE  rcvd: 192
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

usefulwork.cn 优化建议

1、建议在dns测试网站和dns在线查询场景中,优先优化cdn-ali.72dns.net与cdn-yz501.yz168.cc的解析响应效率,两次空响应(303ms)需排查dns劫持或dns污染,建议结合dns污染检测工具验证节点连通性。
2、针对dns测速和dns解析速度测试,杭州与广州阿里云节点响应差距较大(0-514ms),建议为主域名配置dns轮询或智能dns选优策略,优先调度至浙江移动dns和广州联通dns覆盖区域。
3、建议启用dns历史解析记录查询监控解析变更频率,确保多节点解析一致性,同时部署dns解析在线检测工具定期验证dns解析记录,降低dns检测工具中异常状态对dns域名查询结果的影响。

其他工具历史

更新时间 2026-10-06 05:09:03
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