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fix MX record can be unavailable

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This commit is contained in:
Son NK 2019-12-07 23:42:57 +01:00
parent 5854ab8e10
commit d0f95e81b2
1 changed files with 5 additions and 1 deletions
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6
app/dns_utils.py
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@ -2,7 +2,11 @@ import dns.resolver
def get_mx_domains(hostname) -> [str]:
answers = dns.resolver.query(hostname, "MX")
try:
answers = dns.resolver.query(hostname, "MX")
except dns.resolver.NoAnswer:
return []
ret = []
for a in answers: