dns-observe/usage.py at main · xavierskip/dns-observe · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
from dns_observe import DNSQuery, RecordType, ResponseList

def print_answers(responses: ResponseList):
    for res in responses:
        print(f'{res}')
        print(f'┌ Answer: {res.answer_n} RRs')
        for ans in res.answer_RRs:
            print(f'└ {ans}')
        print(f'┌ Authority: {res.authority_n} RRs')
        for aut in res.authority_RRs:
            print(f'└ {aut}')
        print(f'┌ Additional: {res.additional_n} RRs')
        for adi in res.additional_RRs:
            print(f'└ {adi}')

    print('---\n')

# custom transaction ID for dns query, useful for tracking specific queries in logs or network captures
dns = DNSQuery('1.1.1.1', wait_time=3, transaction_id=53)

responses: ResponseList = dns.query("api.openai.com")
print_answers(responses)

# query with type AAAA (IPv6 address)
responses = dns.query('api.openai.com', RecordType.AAAA)
print('🤥 fake responses:')
print_answers(responses.fakes())           # 打印伪造的响应列表
print('👌 real response:')
print(responses.real())              # 打印真实的响应
print('---\n')

with DNSQuery('8.8.8.8', wait_time=3) as dns2:
    responses = dns2.query('www.google.com', RecordType.A)
    print_answers(responses)

    # query with type CNAME (canonical name record)
    responses = dns2.query('www.twitter.com', RecordType.CNAME)
    print_answers(responses)

    # query with type TXT (text record)
    responses = dns2.query('example.com', RecordType.TXT)
    print_answers(responses)

    # query with type HTTPS (HTTPSSVC record, RFC 7553)
    responses = dns2.query('example.com', RecordType.HTTPS)
    print_answers(responses)

    # query with type NS (name server record)
    responses = dns2.query('example.com', RecordType.NS)
    print_answers(responses)

    # query with type MX (mail exchange record)
    responses = dns2.query('mails.dev', RecordType.MX)
    print_answers(responses)

    for msg in dns2.stdout_msg:
        print(f'{msg}')

with DNSQuery('a.gtld-servers.net', wait_time=3) as dns3:
    responses = dns3.query('example.com', RecordType.A)
    print_answers(responses)

    for msg in dns3.stdout_msg:
        print(f'{msg}')

with DNSQuery('8.8.8.8', wait_time=3) as dns4:
    responses = dns4.query('googleapis.com', RecordType.HTTPS)
    print_answers(responses)