Reduce the EDNS0 size to 1232

@see https://github.com/dns-violations/dnsflagday/issues/125
3 years ago · a9a1b3e55e
parent d8c22db547
commit a9a1b3e55e
1 changed files with 1 additions and 1 deletions
--- a/core/admin/mailu/utils.py
+++ b/core/admin/mailu/utils.py
@ -41,7 +41,7 @@ def handle_needs_login():

 # DNS stub configured to do DNSSEC enabled queries
 resolver = dns.resolver.Resolver()
-resolver.use_edns(0, 0, 1500)
+resolver.use_edns(0, 0, 1232)
 resolver.flags = dns.flags.AD | dns.flags.RD

 def has_dane_record(domain, timeout=10):