From beabf46a8ef6497ffe9eee7d22943b609c128a93 Mon Sep 17 00:00:00 2001
From: GoEdgeLab <goedgecloud@gmail.com>
Date: Thu, 10 Mar 2022 19:45:03 +0800
Subject: [PATCH] =?UTF-8?q?HTTP=20DNS=20QueryRecord=E5=8A=A8=E4=BD=9C?=
 =?UTF-8?q?=E6=94=AF=E6=8C=81=E8=BF=94=E5=9B=9Enull?=
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Content-Transfer-Encoding: 8bit

---
 internal/dnsclients/provider_custom_http.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/internal/dnsclients/provider_custom_http.go b/internal/dnsclients/provider_custom_http.go
index 6c726c21..e99bde8c 100644
--- a/internal/dnsclients/provider_custom_http.go
+++ b/internal/dnsclients/provider_custom_http.go
@@ -98,7 +98,7 @@ func (this *CustomHTTPProvider) QueryRecord(domain string, name string, recordTy
 	if err != nil {
 		return nil, err
 	}
-	if len(resp) == 0 {
+	if len(resp) == 0 || string(resp) == "null" {
 		return nil, nil
 	}
 	record := &dnstypes.Record{}