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Diffstat (limited to 'eteutils/DNSUtils.py')
-rw-r--r-- | eteutils/DNSUtils.py | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/eteutils/DNSUtils.py b/eteutils/DNSUtils.py new file mode 100644 index 0000000..65ae68b --- /dev/null +++ b/eteutils/DNSUtils.py @@ -0,0 +1,17 @@ +import dns.message +import dns.name +import dns.query + +class DNSUtils: + """ Utilities useful for DNS requests """ + + def dns_request(self, domain, ns): + """ return the ip address of the given domain name from the given nameserver """ + request = dns.message.make_query(domain, dns.rdatatype.A); + request.flags |= dns.flags.AD; + request.find_rrset(request.additional, dns.name.root, 65535, dns.rdatatype.OPT, create=True, force_unique=True) + response = dns.query.udp(request, ns) + + for answer in response.answer: + for item in answer.items: + return item
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