diff --git a/integration_test.go b/integration_test.go
index 2a86c56..aac1332 100644
--- a/integration_test.go
+++ b/integration_test.go
@@ -174,6 +174,10 @@ var _ = Describe("sslip.io-dns-server", func() {
 				"@localhost sslip.io +short +vc",
 				`\A78.46.204.247\n\z`,
 				`TypeA sslip.io. \? 78.46.204.247\n`),
+			Entry(`TXT for _psl sslip.io is a link to the pull request for putting sslip.io on the Public Suffix List`,
+				"@localhost _psl.sslip.io txt +short",
+				`\A"https://github.com/publicsuffix/list/pull/2206"\n\z`,
+				`TypeTXT _psl.sslip.io. \? \["https://github.com/publicsuffix/list/pull/2206"\]`),
 		)
 	})
 	Describe("for more complex assertions", func() {
diff --git a/xip/xip.go b/xip/xip.go
index 0bcff14..c90550e 100644
--- a/xip/xip.go
+++ b/xip/xip.go
@@ -147,6 +147,15 @@ var (
 				}, nil
 			},
 		},
+		"_psl.sslip.io.": { // avoid Let's Encrypt rate limits by joining https://publicsuffix.org
+			TXT: func(x *Xip, _ net.IP) ([]dnsmessage.TXTResource, error) {
+				x.Metrics.AnsweredTXTVersionQueries++
+				return []dnsmessage.TXTResource{
+					{TXT: []string{"https://github.com/publicsuffix/list/pull/2206"}},
+				}, nil
+			},
+		},
+
 		"metrics.status.sslip.io.": {
 			TXT: TXTMetrics,
 		},