BIMI: check if DMARC record was returned

4 months ago · 5c3d8aa336
parent fa0e488887
commit 5c3d8aa336
1 changed files with 3 additions and 1 deletions
--- a/app/src/extra/java/eu/faircode/email/Bimi.java
+++ b/app/src/extra/java/eu/faircode/email/Bimi.java
@ -332,7 +332,9 @@ public class Bimi {
                        String txt = "_dmarc." + domain;
                        Log.i("BIMI fetch TXT " + txt);
                        DnsHelper.DnsRecord[] records = DnsHelper.lookup(context, txt, "txt");
-                        if (records.length == 0) {
+                        if (records.length == 0 ||
+                                records[0].response == null ||
+                                !records[0].response.toLowerCase(Locale.ROOT).contains("dmarc")) {
                            String parent = UriHelper.getParentDomain(context, domain);
                            if (parent != null) {
                                txt = "_dmarc." + parent;