diff --git a/code/modules/admin/DB ban/ban_mirroring.dm b/code/modules/admin/DB ban/ban_mirroring.dm
index d6af7bafbba..aff12952b39 100644
--- a/code/modules/admin/DB ban/ban_mirroring.dm	
+++ b/code/modules/admin/DB ban/ban_mirroring.dm	
@@ -13,8 +13,6 @@
 		log_misc("Ban database connection failure while attempting to mirror. Key passed for mirror handling: [ckey].")
 		return
 
-	ckey = ckey(ckey)
-
 	var/bad_data = BAD_CKEY|BAD_IP|BAD_CID
 
 	var/DBQuery/original_ban = dbcon.NewQuery("SELECT ckey, ip, computerid FROM ss13_ban WHERE id = :ban_id")
@@ -63,3 +61,68 @@
 #undef BAD_CID
 #undef BAD_IP
 #undef BAD_CKEY
+
+/proc/get_active_mirror(var/ckey, var/address, var/computer_id)
+	if (!ckey || !address || !computer_id)
+		return null
+
+	establish_db_connection(dbcon)
+
+	if (!dbcon.IsConnected())
+		error("Ban database connection failure while attempting to check mirrors. Key passed for mirror checking: [ckey].")
+		log_misc("Ban database connection failure while attempting to check mirrors. Key passed for mirror checking: [ckey].")
+		return null
+
+	var/DBQuery/initial_query = dbcon.NewQuery("SELECT DISTINCT ban_id FROM ss13_ban_mirrors WHERE player_ckey = :ckey OR ban_mirror_ip = :address OR ban_mirror_computerid = :computerid")
+	initial_query.Execute(list(":ckey" = ckey, ":address" = address, ":computerid" = computer_id))
+
+	var/list/ban_ids = list()
+
+	while (initial_query.NextRow())
+		ban_ids += text2num(initial_query.item[1])
+
+	// No mirrors exist.
+	if (!ban_ids.len)
+		return null
+
+	var/DBQuery/search_query = dbcon.NewQuery("SELECT id FROM ss13_ban WHERE id IN :vars AND (bantype = 'PERMABAN' OR (bantype = 'TEMPBAN' AND expiration_time > Now())) AND isnull(unbanned)")
+	search_query.Execute(":vars" = ban_ids)
+
+	var/list/active_bans = list()
+
+	while (search_query.NextRow())
+		active_bans += text2num(search_query.item[1])
+
+	if (!active_bans.len)
+		// None are active.
+		return null
+	else
+		// Return the latest entry, if multiple bans are active.
+		// Just in case.
+		return active_bans[active_bans.len]
+
+/proc/get_ban_mirrors(var/ban_id)
+	if (!ban_id)
+		return null
+
+	establish_db_connection(dbcon)
+
+	if (!dbcon.IsConnected())
+		return null
+
+	var/DBQuery/query = dbcon.NewQuery("SELECT ban_mirror_id, player_ckey, ban_mirror_ip, ban_mirror_computerid, date(ban_mirror_datetime) as datetime FROM ss13_ban_mirrors WHERE ban_id = :ban_id")
+	query.Execute(list(":ban_id" = ban_id))
+
+	testing("Ban ID: [ban_id]")
+
+	var/mirrors[] = list()
+	while (query.NextRow())
+		var/items[] = list()
+		items["ckey"] = query.item[2]
+		items["ip"] = query.item[3]
+		items["computerid"] = query.item[4]
+		items["date"] = query.item[5]
+
+		mirrors[query.item[1]] = items
+
+	return mirrors
diff --git a/code/modules/admin/DB ban/functions.dm b/code/modules/admin/DB ban/functions.dm
index a6f7141e05d..df0aa9a4818 100644
--- a/code/modules/admin/DB ban/functions.dm	
+++ b/code/modules/admin/DB ban/functions.dm	
@@ -488,7 +488,7 @@ datum/admins/proc/DB_ban_unban_by_id(var/id)
 
 					if (mirror_count)
 						output += "<tr bgcolor='[dcolor]'>"
-						output += "<td align='center' colspan='5' bgcolor=''><b>Ban Mirrored [mirror_count > 1 ? "[mirror_count] times" : "once"]!</b></td>"
+						output += "<td align='center' colspan='5' bgcolor=''><b>Ban Mirrored <a href=\"byond://?src=\ref[src];dbbanmirrors=[banid]\">[mirror_count > 1 ? "[mirror_count] times" : "once"]</a>!</b></td>"
 						output += "</tr>"
 
 				output += "<tr>"
diff --git a/code/modules/admin/IsBanned.dm b/code/modules/admin/IsBanned.dm
index 37eb7cc691b..29748bc6f5a 100644
--- a/code/modules/admin/IsBanned.dm
+++ b/code/modules/admin/IsBanned.dm
@@ -32,42 +32,38 @@ world/IsBanned(key,address,computer_id)
 
 	else
 
-		var/ckeytext = ckey(key)
+		if (!address)
+			log_access("Failed Login: [key] null-[computer_id] - Denied access: No IP address broadcast.")
+			message_admins("[key] tried to connect without an IP address.")
+			return list("reason" = "Temporary ban", "desc" = "Your connection did not broadcast an IP address to check.")
+
+		if (!computer_id)
+			log_access("Failed Login: [key] [address]-null - Denied access: No computer ID broadcast.")
+			message_admins("[key] tried to connect without a computer ID.")
+			return list("reason" = "Temporary ban", "desc" = "Your connection did not broadcast an computer ID to check.")
+
+		var/ckey = ckey(key)
 
 		if(!establish_db_connection(dbcon))
-			error("Ban database connection failure. Key [ckeytext] not checked")
-			log_misc("Ban database connection failure. Key [ckeytext] not checked")
+			error("Ban database connection failure. Key [ckey] not checked")
+			log_misc("Ban database connection failure. Key [ckey] not checked")
 			return
 
-		var/failedcid = 1
-		var/failedip = 1
-
-		var/ipquery = ""
-		var/cidquery = ""
-		if(address)
-			failedip = 0
-			ipquery = " OR ip = '[address]' "
-
-		if(computer_id)
-			failedcid = 0
-			cidquery = " OR computerid = '[computer_id]' "
-
-		var/pulled_ban_id = null
-		var/DBQuery/mirror_query = dbcon.NewQuery("SELECT ban_id FROM ss13_ban_mirrors WHERE player_ckey = '[ckeytext]' [address ? "OR ban_mirror_ip = '[address]'" : ""] [computer_id ? "OR ban_mirror_computerid = '[computer_id]'" : ""]")
-		mirror_query.Execute()
-
-		if (mirror_query.NextRow())
-			pulled_ban_id = text2num(mirror_query.item[1])
+		var/pulled_ban_id = get_active_mirror(ckey, address, computer_id)
 
+		var/params[] = list()
 		var/query_content = ""
 		if (pulled_ban_id)
-			query_content = "SELECT id, ckey, ip, computerid, a_ckey, reason, expiration_time, duration, bantime, bantype FROM ss13_ban WHERE id = '[pulled_ban_id]' AND (bantype = 'PERMABAN'  OR (bantype = 'TEMPBAN' AND expiration_time > Now())) AND isnull(unbanned)"
+			query_content = "SELECT id, ckey, ip, computerid, a_ckey, reason, expiration_time, duration, bantime, bantype FROM ss13_ban WHERE id = :ban_id AND (bantype = 'PERMABAN' OR (bantype = 'TEMPBAN' AND expiration_time > Now())) AND isnull(unbanned)"
+			params[":ban_id"] = pulled_ban_id
 		else
-			query_content = "SELECT id, ckey, ip, computerid, a_ckey, reason, expiration_time, duration, bantime, bantype FROM ss13_ban WHERE (ckey = '[ckeytext]' [ipquery] [cidquery]) AND (bantype = 'PERMABAN'  OR (bantype = 'TEMPBAN' AND expiration_time > Now())) AND isnull(unbanned)"
+			query_content = "SELECT id, ckey, ip, computerid, a_ckey, reason, expiration_time, duration, bantime, bantype FROM ss13_ban WHERE (ckey = :ckey OR computerid = :computerid OR ip = :address) AND (bantype = 'PERMABAN' OR (bantype = 'TEMPBAN' AND expiration_time > Now())) AND isnull(unbanned)"
+			params[":ckey"] = ckey
+			params[":computerid"] = computer_id
+			params[":address"] = address
 
 		var/DBQuery/query = dbcon.NewQuery(query_content)
-
-		query.Execute()
+		query.Execute(params)
 
 		while(query.NextRow())
 			var/ban_id = text2num(query.item[1])
@@ -81,8 +77,8 @@ world/IsBanned(key,address,computer_id)
 			var/bantime = query.item[9]
 			var/bantype = query.item[10]
 
-			if (pckey != ckeytext || (address && pip != address) || (computer_id && pcid != computer_id))
-				handle_ban_mirroring(key, address, computer_id, ban_id)
+			if (pckey != ckey || (address && pip != address) || (computer_id && pcid != computer_id))
+				handle_ban_mirroring(ckey, address, computer_id, ban_id)
 
 			var/expires = ""
 			if(text2num(duration) > 0)
@@ -92,10 +88,6 @@ world/IsBanned(key,address,computer_id)
 
 			return list("reason"="[bantype]", "desc"="[desc]")
 
-		if (failedcid)
-			message_admins("[key] has logged in with a blank computer id in the ban check.")
-		if (failedip)
-			message_admins("[key] has logged in with a blank ip in the ban check.")
 		return ..()	//default pager ban stuff
 #endif
 #undef OVERRIDE_BAN_SYSTEM
diff --git a/code/modules/admin/topic.dm b/code/modules/admin/topic.dm
index 59276e283db..cf5d002029f 100644
--- a/code/modules/admin/topic.dm
+++ b/code/modules/admin/topic.dm
@@ -93,6 +93,28 @@
 
 		DB_ban_record(bantype, playermob, banduration, banreason, banjob, null, banckey, banip, bancid )
 
+	else if(href_list["dbbanmirrors"])
+		var/ban_id = text2num(href_list["dbbanmirrors"])
+
+		var/list/mirrors = get_ban_mirrors(ban_id)
+
+		if (!mirrors)
+			usr << "<span class='warning'>Something went horribly wrong.</span>"
+			return
+
+		if (!mirrors.len)
+			usr << "<span class='warning'>No mirrors for this ban found.</span>"
+			return
+
+		var/output = "<b><center>Ban mirrors for ban #[ban_id]</center></b><br>"
+		output += "<center>Each line indicates a new bypass attempt.</center><hr>"
+		for (var/mirror in mirrors)
+			var/list/details = mirrors[mirror]
+
+			output += "[details["date"]] - [details["ckey"]] - IP: [details["ip"]] - CID: [details["computerid"]]<br>"
+
+		usr << browse(output, "window=banmirrors")
+
 	else if(href_list["editrights"])
 		if(!check_rights(R_PERMISSIONS))
 			message_admins("[key_name_admin(usr)] attempted to edit the admin permissions without sufficient rights.")