作者：尹正杰
版权声明：原创作品，谢绝转载！否则将追究法律责任。
一.Windows操作系统下是有DNS缓存记录的
1>.查看本地的DNS缓存信息
ipconfig /displaydns
2>.清空DNS缓存记录
ipconfig /flushdns
二.whois查询工具
1>.在CentOS操作系统下安装
[root@k8s101.yinzhengjie.com ~]# yum -y install whois
已加载插件：fastestmirror
Loading mirror speeds from cached hostfile
* base: mirrors.huaweicloud.com
* extras: mirrors.bfsu.edu.cn
* updates: mirrors.huaweicloud.com
base | 3.6 kB 00:00:00
extras | 2.9 kB 00:00:00
updates | 2.9 kB 00:00:00
正在解决依赖关系
--> 正在检查事务
---> 软件包 whois.x86_64.0.5.1.1-2.el7 将被 安装
--> 解决依赖关系完成
依赖关系解决
===================================================================================================================================================================================
Package 架构 版本 源 大小
===================================================================================================================================================================================
正在安装:
whois x86_64 5.1.1-2.el7 base 72 k
事务概要
===================================================================================================================================================================================
安装 1 软件包
总下载量：72 k
安装大小：222 k
Downloading packages:
whois-5.1.1-2.el7.x86_64.rpm | 72 kB 00:00:00
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
正在安装 : whois-5.1.1-2.el7.x86_64 1/1
验证中 : whois-5.1.1-2.el7.x86_64 1/1
已安装:
whois.x86_64 0:5.1.1-2.el7
完毕！
[root@k8s101.yinzhengjie.com ~]#
[root@k8s101.yinzhengjie.com ~]# yum -y install whois
2>.查询域名的归属者信息
[root@k8s101.yinzhengjie.com ~]# whois yinzhengjie.com
Domain Name: YINZHENGJIE.COM
Registry Domain ID: 2518910439_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2020-04-26T04:11:59Z
Creation Date: 2020-04-26T04:04:26Z
Registry Expiry Date: 2025-04-26T04:04:26Z
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Registrar IANA ID: 420
Registrar Abuse Contact Email: DomainAbuse@service.aliyun.com
Registrar Abuse Contact Phone: +86.95187
Domain Status: ok https://icann.org/epp#ok
Name Server: DNS17.HICHINA.COM
Name Server: DNS18.HICHINA.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2020-12-29T22:11:52Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
NOTICE: The expiration date displayed in this record is the date the
registrar's sponsorship of the domain name registration in the registry is
currently set to expire. This date does not necessarily reflect the expiration
date of the domain name registrant's agreement with the sponsoring
registrar. Users may consult the sponsoring registrar's Whois database to
view the registrar's reported date of expiration for this registration.
TERMS OF USE: You are not authorized to access or query our Whois
database through the use of electronic processes that are high-volume and
automated except as reasonably necessary to register domain names or
modify existing registrations; the Data in VeriSign Global Registry
Services' ("VeriSign") Whois database is provided by VeriSign for
information purposes only, and to assist persons in obtaining information
about or related to a domain name registration record. VeriSign does not
guarantee its accuracy. By submitting a Whois query, you agree to abide
by the following terms of use: You agree that you may use this Data only
for lawful purposes and that under no circumstances will you use this Data
to: (1) allow, enable, or otherwise support the transmission of mass
unsolicited, commercial advertising or solicitations via e-mail, telephone,
or facsimile; or (2) enable high volume, automated, electronic processes
that apply to VeriSign (or its computer systems). The compilation,
repackaging, dissemination or other use of this Data is expressly
prohibited without the prior written consent of VeriSign. You agree not to
use electronic processes that are automated and high-volume to access or
query the Whois database except as reasonably necessary to register
domain names or modify existing registrations. VeriSign reserves the right
to restrict your access to the Whois database in its sole discretion to ensure
operational stability. VeriSign may restrict or terminate your access to the
Whois database for failure to abide by these terms of use. VeriSign
reserves the right to modify these terms at any time.
The Registry database contains ONLY .COM, .NET, .EDU domains and
Registrars.
[root@k8s101.yinzhengjie.com ~]#
[root@k8s101.yinzhengjie.com ~]# whois yinzhengjie.com
3>.
二.dig工具
1>.在Linux操作系统下安装dig工具
CentOS Linux发行版本:
[root@dns53.yinzhengjie.com ~]# yum -y install bind-utils
Ubuntu发行版本:
[root@dns53.yinzhengjie.com ~]# apt-get -y install dnsutils
2>.使用默认的DNS服务器查询解析记录
[root@docker201.yinzhengjie.com ~]# dig www.baidu.com
; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.3 <<>> www.baidu.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32298
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 5, ADDITIONAL: 6
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;www.baidu.com. IN A
;; ANSWER SECTION:
www.baidu.com. 1176 IN CNAME www.a.shifen.com.
www.a.shifen.com. 278 IN A 39.156.66.14
www.a.shifen.com. 278 IN A 39.156.66.18
;; AUTHORITY SECTION:
a.shifen.com. 1176 IN NS ns2.a.shifen.com.
a.shifen.com. 1176 IN NS ns3.a.shifen.com.
a.shifen.com. 1176 IN NS ns4.a.shifen.com.
a.shifen.com. 1176 IN NS ns1.a.shifen.com.
a.shifen.com. 1176 IN NS ns5.a.shifen.com.
;; ADDITIONAL SECTION:
ns4.a.shifen.com. 1176 IN A 14.215.177.229
ns5.a.shifen.com. 1176 IN A 180.76.76.95
ns2.a.shifen.com. 1176 IN A 220.181.33.32
ns3.a.shifen.com. 1176 IN A 112.80.255.253
ns1.a.shifen.com. 1176 IN A 110.242.68.42
;; Query time: 0 msec
;; SERVER: 172.200.1.53#53(172.200.1.53)
;; WHEN: 四 12月 31 22:02:34 CST 2020
;; MSG SIZE rcvd: 271
[root@docker201.yinzhengjie.com ~]#
[root@docker201.yinzhengjie.com ~]# dig www.baidu.com
3>.查询NS记录
[root@docker201.yinzhengjie.com ~]# dig -t ns www.baidu.com
; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.3 <<>> -t ns www.baidu.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42792
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;www.baidu.com. IN NS
;; ANSWER SECTION:
www.baidu.com. 1006 IN CNAME www.a.shifen.com.
;; AUTHORITY SECTION:
a.shifen.com. 600 IN SOA ns1.a.shifen.com. baidu_dns_master.baidu.
com. 2012310014 5 5 2592000 3600
;; Query time: 15 msec
;; SERVER: 172.200.1.53#53(172.200.1.53)
;; WHEN: 四 12月 31 22:05:24 CST 2020
;; MSG SIZE rcvd: 126
[root@docker201.yinzhengjie.com ~]#
[root@docker201.yinzhengjie.com ~]# dig -t ns www.baidu.com
