diff --git a/lk/test/lk_diagnostic.py b/lk/test/lk_diagnostic.py
index cbd4f4b..c4cfde6 100644
--- a/lk/test/lk_diagnostic.py
+++ b/lk/test/lk_diagnostic.py
@@ -46,12 +46,12 @@ print("=" * 60)
 
 email = "la.guseynova@sibcem.ru"
 search_id = email.replace("@tcs.sibcem.ru", "@sibcem.ru")
-short_name = search_id.split("@")[0]
+short_name = search_id.split("@")[0]  # la.guseynova — без домена
 
 print(f"\n--- 0. Поиск в AD ---")
 print(f"  Email: {email}")
 print(f"  Search ID: {search_id}")
-print(f"  Short: {short_name}")
+print(f"  Short (без домена): {short_name}")
 
 AD_SERVER = "172.16.20.20"
 AD_BASE = "DC=sibcem,DC=ru"
@@ -63,10 +63,17 @@ try:
         read_only=True
     )
 
-    # Универсальный фильтр: mail, sAMAccountName, userPrincipalName, ANR
-    # ANR — Approximate Name Resolution, ищет по любому атрибуту
-    search_filter = f"(|(mail={search_id}*)(sAMAccountName={search_id})(userPrincipalName={search_id}*)(anr={search_id}))"
+    # Разделяем поиск:
+    # - mail: полный email с доменом (la.guseynova@sibcem.ru)
+    # - sAMAccountName: только логин без домена (la.guseynova)
+    # - userPrincipalName: полный UPN с доменом
+    # - anr: логин без домена (ANR ищет по sAMAccountName, displayName, etc.)
+    search_filter = f"(|(mail={search_id}*)(sAMAccountName={short_name})(userPrincipalName={search_id}*)(anr={short_name}))"
     print(f"  LDAP-фильтр: {search_filter}")
+    print(f"  mail: {search_id} (полный email)")
+    print(f"  sAMAccountName: {short_name} (без домена)")
+    print(f"  userPrincipalName: {search_id} (полный UPN)")
+    print(f"  anr: {short_name} (без домена)")
 
     conn.search(
         search_base=AD_BASE,
@@ -83,6 +90,7 @@ try:
         mobile = str(entry.mobile) if 'mobile' in entry else ""
         pager = str(entry.personalPager) if 'personalPager' in entry else ""
 
+        print(f"\n  НАЙДЕН:")
         print(f"  CN: {cn}")
         print(f"  sAMAccountName: {sam}")
         print(f"  mail: {mail}")
@@ -94,7 +102,7 @@ try:
         print("  Не найден по расширенному фильтру. Пробую ANR отдельно...")
         conn.search(
             search_base=AD_BASE,
-            search_filter=f"(anr={search_id})",
+            search_filter=f"(anr={short_name})",
             attributes=["cn", "sAMAccountName", "mail", "userPrincipalName", "extensionAttribute2", "mobile", "personalPager"]
         )
         if conn.entries:
@@ -107,6 +115,7 @@ try:
             mobile = str(entry.mobile) if 'mobile' in entry else ""
             pager = str(entry.personalPager) if 'personalPager' in entry else ""
 
+            print(f"\n  НАЙДЕН (ANR fallback):")
             print(f"  CN: {cn}")
             print(f"  sAMAccountName: {sam}")
             print(f"  mail: {mail}")