diff --git a/parsedmarc/utils.py b/parsedmarc/utils.py
index 12cb636..ec3a089 100644
--- a/parsedmarc/utils.py
+++ b/parsedmarc/utils.py
@@ -347,10 +347,6 @@ def get_service_from_reverse_dns_base_domain(
             logger.debug(f"Trying to fetch reverse DNS map from {url}...")
             headers = {"User-Agent": USER_AGENT}
             response = requests.get(url, headers=headers)
-            logging.debug("Response headers:")
-            response_headers = response.headers
-            for header in response_headers:
-                logger.debug(f"{header}: {response_headers[header]}")
             response.raise_for_status()
             csv_file.write(response.text)
             csv_file.seek(0)