Examine the DNS query message. What “Type” of DNS query is it? Does the query message contain any “answers”? Type NS。请求信息不包含任何answer。 Examine the DNS response message. What MIT name servers does the response message provide? Does this response message also provide the IP addre...
detailsection(query, msg, 1, DNS_SECTION_ANSWER); detailsection(query, msg, 1, DNS_SECTION_AUTHORITY); detailsection(query, msg, 1, DNS_SECTION_ADDITIONAL); puts("---"); 1. 2. 3. 4. 5. 6. 7. static isc_result_t detailsection(dig_query_t *query, dns_message_t *msg, int he...
Bonjour里面query的类型是0x00ff,wireshark解释是any。 3、QCLASS:请求的类。Bonjour里面用的0x8001,而且wireshark是分成两部分来解读的,大概是1+7,前面是query,后面是class。0x0001表示internet address。 Answer域 Answer域稍微复杂一点,有6个域: 1、NAME,和上面QNAME的描述方式是一样的。 2、TYPE,和上面QTYPE...
17. Examine the DNS query message. What “Type” of DNS query is it? Does the query message contain any “answers”? a这里类型是CNAME 权威域名的别名 18. Examine the DNS response message. What MIT nameservers does the response message provide? Does this response message also provide the IP...
dnswiresharkquerymessagethequerynslookup 陕西师范大学计算机网络 试验汇报 年级:2023级计算机科学与技术 姓名:*** 试验日期: 2023.10.20 试验名称: 运用wireshark分析DNS 一、试验目旳 1、学会使用nslookup工具查询并分析Internet域名信息或诊断DNS服务器。 学会使用ipconfig工具进行分析。 2、会用wireshark分析DNS协议...
Wireshark数据包分析之DNS协议包解读 *此篇博客仅作为个人笔记和学习参考 DNS协议包格式 DNS资源记录类型 DNS数据包分析(查询) Domain Name System (query)[Response In: 16]Transaction ID: 0x0002 #DNS ID号#Flags: 0x0100 Standard query #标志#0... ... ... ... = Response: Message is a query ...
Tracing DNS with Wireshark 这才是主菜。 Locate the DNS query and response messages. Are then sent over UDP or TCP? 请求和响应报文都使用的是UDP。 What is the destination port for the DNS query message? What is the source port of DNS response message?
问题来由是在办公电脑上做了 nslookup 解析,同时用 Wireshark 做了捕获,信息如下: $ nslookup www.baidu.com 服务器: UnKnown Address: xx.xx.xx.xx <--- 公司 local DNS ip DNS request timed out. timeout was 2 seconds. 非权威应答: 名称: www.a.shifen.com Addresses: 180.101.49.12 180.101.49.11...
wireshark 实验 DNS Wireshark Lab: DNS Version: 2.0 © 2009 J.F. Kurose, K.W. Ross. All Rights Reserved Computer Networking: A Top- down Approach, 5th edition . As described in Section 2.5 of the textbook, the Domain Name System (DNS) translates hostnames to IP addresses, ...
1... ... ... ... =Response:Message is a response #相应消息,1,表示是DNS响应 .000 0... ... ... =Opcode:Standard query(0)#操作码 ... .0.. ... ... =Authoritative:Server is not an authority for domain #权威应答 ... ..0....