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-rw-r--r--deps/cares/src/ares_init.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/deps/cares/src/ares_init.c b/deps/cares/src/ares_init.c
index 4cc2c76dbd..90cfcabdd3 100644
--- a/deps/cares/src/ares_init.c
+++ b/deps/cares/src/ares_init.c
@@ -1272,6 +1272,11 @@ static int get_DNS_AdaptersAddresses(char **outptr)
}
else if (namesrvr.sa->sa_family == AF_INET6)
{
+ /* Windows apparently always reports some IPv6 DNS servers that
+ * prefixed with fec0:0:0:ffff. These ususally do not point to
+ * working DNS servers, so we ignore them. */
+ if (strncmp(addresses[addressesIndex].text, "fec0:0:0:ffff:", 14) == 0)
+ continue;
if (memcmp(&namesrvr.sa6->sin6_addr, &ares_in6addr_any,
sizeof(namesrvr.sa6->sin6_addr)) == 0)
continue;