diff --git a/cogs/other.py b/cogs/other.py
index 8b3bc0d..6775a6f 100644
--- a/cogs/other.py
+++ b/cogs/other.py
@@ -735,7 +735,8 @@ class OtherCog(commands.Cog):
     ):
         """Takes a screenshot of a URL"""
         if capture_whole_page and browser != "firefox":
-            return await ctx.respond("The capture-full-page option is only available for firefox.")
+            await ctx.respond(":warning: capture-full-page is only available with firefox; switching browser.")
+            browser = "firefox"
         window_width = max(min(15360 * 6, window_width), 256)
         window_height = max(min(8640 * 6, window_height), 144)
         await ctx.defer()
@@ -765,7 +766,7 @@ class OtherCog(commands.Cog):
             try:
                 # noinspection PyTypeChecker
                 for response in await asyncio.to_thread(dns.resolver.resolve, url.hostname, "A"):
-                    if response.address == "0.0.0.0":
+                    if response.address in ["0.0.0.0", "::", "127.0.0.1", "::1"]:
                         return "DNS blacklist"
             except (dns.resolver.NXDOMAIN, dns.resolver.NoAnswer, dns.resolver.LifetimeTimeout, AttributeError):
                 return "Invalid domain or DNS error"