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dnslib_dns_query_creation_serialization_and_response_parsing.py

python

Creates a DNS query for a specific domain, serializes it to bytes, and parses the

15d ago17 linespaulc/dnslib
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dnslib_dns_query_creation_serialization_and_response_parsing.py
1from dnslib import DNSRecord
2
3# Create a DNS Question (A record for google.com)
4q = DNSRecord.question("google.com")
5
6# Serialize to bytes (to be sent via UDP/TCP)
7packet = q.pack()
8
9# Parse a DNS packet (e.g., received from a server)
10# In this case, we are just parsing the packet we just created
11d = DNSRecord.parse(packet)
12print(d)
13
14# To create a response to a query:
15reply = q.reply()
16reply.add_answer(*RR.fromZone("google.com 60 A 1.2.3.4"))
17print(reply)