diff --git a/core/engine.go b/core/engine.go
index 72dfd48..133b6c3 100644
--- a/core/engine.go
+++ b/core/engine.go
@@ -27,7 +27,10 @@ import (
 	"github.com/retailcrm/mg-transport-core/v2/core/logger"
 )
 
-const DefaultHTTPClientTimeout time.Duration = 30
+const (
+	DefaultHTTPClientTimeout time.Duration = 30
+	AppContextKey                          = "app"
+)
 
 var boolTrue = true
 
@@ -110,6 +113,9 @@ func (e *Engine) initGin() {
 	}
 
 	r := gin.New()
+	r.Use(func(c *gin.Context) {
+		c.Set(AppContextKey, e)
+	})
 
 	e.buildSentryConfig()
 	e.InitSentrySDK()
@@ -414,3 +420,19 @@ func (e *Engine) buildSentryConfig() {
 		Debug:            e.Config.IsDebug(),
 	}
 }
+
+func GetApp(c *gin.Context) (app *Engine, exists bool) {
+	item, exists := c.Get(AppContextKey)
+	if !exists {
+		return nil, false
+	}
+	converted, ok := item.(*Engine)
+	if !ok {
+		return nil, false
+	}
+	return converted, true
+}
+
+func MustGetApp(c *gin.Context) *Engine {
+	return c.MustGet(AppContextKey).(*Engine)
+}
diff --git a/core/logger/buffer_logger_test.go b/core/logger/buffer_logger_test.go
index f21ca56..b7b9fe4 100644
--- a/core/logger/buffer_logger_test.go
+++ b/core/logger/buffer_logger_test.go
@@ -5,7 +5,6 @@ import (
 	"bytes"
 	"encoding/json"
 	"io"
-	"os"
 	"sync"
 
 	"github.com/guregu/null/v5"
@@ -32,7 +31,7 @@ type jSONRecordScanner struct {
 
 func newJSONBufferedLogger(buf *bufferLogger) *jSONRecordScanner {
 	if buf == nil {
-		buf = newBufferLogger()
+		buf = newBufferLoggerSilent()
 	}
 	return &jSONRecordScanner{scan: bufio.NewScanner(buf), buf: buf}
 }
@@ -59,13 +58,17 @@ type bufferLogger struct {
 	buf lockableBuffer
 }
 
-// NewBufferedLogger returns new BufferedLogger instance.
-func newBufferLogger() *bufferLogger {
+// newBufferLoggerSilent returns new BufferedLogger instance which won't duplicate entries to stdout/stderr.
+func newBufferLoggerSilent(level ...zapcore.Level) *bufferLogger {
+	lvl := zapcore.DebugLevel
+	if len(level) > 0 {
+		lvl = level[0]
+	}
 	bl := &bufferLogger{}
 	bl.Logger = zap.New(
 		zapcore.NewCore(
 			NewJSONWithContextEncoder(
-				EncoderConfigJSON()), zap.CombineWriteSyncers(os.Stdout, os.Stderr, &bl.buf), zapcore.DebugLevel))
+				EncoderConfigJSON()), &bl.buf, lvl))
 	return bl
 }
 
diff --git a/core/logger/default_test.go b/core/logger/default_test.go
index 7a70b47..5a17bb0 100644
--- a/core/logger/default_test.go
+++ b/core/logger/default_test.go
@@ -32,7 +32,7 @@ func (s *TestDefaultSuite) TestNewDefault_Panic() {
 }
 
 func (s *TestDefaultSuite) TestWith() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.With(zap.String(HandlerAttr, "Handler")).Info("test")
 	items, err := newJSONBufferedLogger(log).ScanAll()
 
@@ -42,7 +42,7 @@ func (s *TestDefaultSuite) TestWith() {
 }
 
 func (s *TestDefaultSuite) TestWithLazy() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.WithLazy(zap.String(HandlerAttr, "Handler")).Info("test")
 	items, err := newJSONBufferedLogger(log).ScanAll()
 
@@ -52,7 +52,7 @@ func (s *TestDefaultSuite) TestWithLazy() {
 }
 
 func (s *TestDefaultSuite) TestForHandler() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.ForHandler("Handler").Info("test")
 	items, err := newJSONBufferedLogger(log).ScanAll()
 
@@ -62,7 +62,7 @@ func (s *TestDefaultSuite) TestForHandler() {
 }
 
 func (s *TestDefaultSuite) TestForHandlerNoDuplicate() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.ForHandler("handler1").ForHandler("handler2").Info("test")
 
 	s.Assert().Contains(log.String(), "handler2")
@@ -70,7 +70,7 @@ func (s *TestDefaultSuite) TestForHandlerNoDuplicate() {
 }
 
 func (s *TestDefaultSuite) TestForConnection() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.ForConnection("connection").Info("test")
 	items, err := newJSONBufferedLogger(log).ScanAll()
 
@@ -80,7 +80,7 @@ func (s *TestDefaultSuite) TestForConnection() {
 }
 
 func (s *TestDefaultSuite) TestForConnectionNoDuplicate() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.ForConnection("conn1").ForConnection("conn2").Info("test")
 
 	s.Assert().Contains(log.String(), "conn2")
@@ -88,7 +88,7 @@ func (s *TestDefaultSuite) TestForConnectionNoDuplicate() {
 }
 
 func (s *TestDefaultSuite) TestForAccount() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.ForAccount("account").Info("test")
 	items, err := newJSONBufferedLogger(log).ScanAll()
 
@@ -98,7 +98,7 @@ func (s *TestDefaultSuite) TestForAccount() {
 }
 
 func (s *TestDefaultSuite) TestForAccountNoDuplicate() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.ForAccount("acc1").ForAccount("acc2").Info("test")
 
 	s.Assert().Contains(log.String(), "acc2")
@@ -106,7 +106,7 @@ func (s *TestDefaultSuite) TestForAccountNoDuplicate() {
 }
 
 func (s *TestDefaultSuite) TestNoDuplicatesPersistRecords() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.
 		ForHandler("handler1").
 		ForHandler("handler2").
@@ -126,7 +126,7 @@ func (s *TestDefaultSuite) TestNoDuplicatesPersistRecords() {
 
 // TestPersistRecordsIncompatibleWith is not a unit test, but rather a demonstration how you shouldn't use For* methods.
 func (s *TestDefaultSuite) TestPersistRecordsIncompatibleWith() {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	log.
 		ForHandler("handler1").
 		With(zap.Int("f1", 1)).
diff --git a/core/logger/gin.go b/core/logger/gin.go
index 9c6ded0..73afc96 100644
--- a/core/logger/gin.go
+++ b/core/logger/gin.go
@@ -1,24 +1,64 @@
 package logger
 
 import (
+	"path"
+	"regexp"
 	"time"
 
 	"github.com/gin-gonic/gin"
 	"go.uber.org/zap"
 )
 
+const (
+	LoggerContextKey     = "logger"
+	LoggerRealContextKey = "loggerReal"
+)
+
 // GinMiddleware will construct Gin middleware which will log requests and provide logger with unique request ID.
-func GinMiddleware(log Logger) gin.HandlerFunc {
+func GinMiddleware(log Logger, skipPaths ...string) gin.HandlerFunc {
+	var (
+		skip      map[string]struct{}
+		matchSkip []*skippedPath
+	)
+	if length := len(skipPaths); length > 0 {
+		skip = make(map[string]struct{}, length)
+
+		for _, path := range skipPaths {
+			if skipped, ok := newSkippedPath(path); ok {
+				matchSkip = append(matchSkip, skipped)
+				continue
+			}
+			skip[path] = struct{}{}
+		}
+	}
+
+	nilLogger := NewNil()
+
 	return func(c *gin.Context) {
 		// Start timer
 		start := time.Now()
 		path := c.Request.URL.Path
 		raw := c.Request.URL.RawQuery
-
+		_, shouldSkip := skip[path]
 		streamID := generateStreamID()
 		log := log.With(StreamID(streamID))
+
+		if !shouldSkip && len(matchSkip) > 0 {
+			for _, skipper := range matchSkip {
+				if skipper.match(path) {
+					shouldSkip = true
+					break
+				}
+			}
+		}
+
+		if shouldSkip {
+			c.Set(LoggerRealContextKey, log)
+			log = nilLogger
+		}
+
 		c.Set(StreamIDAttr, streamID)
-		c.Set("logger", log)
+		c.Set(LoggerContextKey, log)
 
 		// Process request
 		c.Next()
@@ -28,19 +68,68 @@ func GinMiddleware(log Logger) gin.HandlerFunc {
 			path = path + "?" + raw
 		}
 
-		log.Info("request",
-			zap.String(HandlerAttr, "GIN"),
-			zap.String("startTime", start.Format(time.RFC3339)),
-			zap.String("endTime", end.Format(time.RFC3339)),
-			zap.Any("latency", end.Sub(start)/time.Millisecond),
-			zap.String("remoteAddress", c.ClientIP()),
-			zap.String(HTTPMethodAttr, c.Request.Method),
-			zap.String("path", path),
-			zap.Int("bodySize", c.Writer.Size()),
-		)
+		if !shouldSkip {
+			log.Info("request",
+				zap.String(HandlerAttr, "GIN"),
+				zap.String("startTime", start.Format(time.RFC3339)),
+				zap.String("endTime", end.Format(time.RFC3339)),
+				zap.Any("latency", end.Sub(start)/time.Millisecond),
+				zap.String("remoteAddress", c.ClientIP()),
+				zap.String(HTTPMethodAttr, c.Request.Method),
+				zap.String("path", path),
+				zap.Int("bodySize", c.Writer.Size()),
+			)
+		}
 	}
 }
 
 func MustGet(c *gin.Context) Logger {
 	return c.MustGet("logger").(Logger)
 }
+
+func MustGetReal(c *gin.Context) Logger {
+	log, ok := c.Get(LoggerContextKey)
+	if _, isNil := log.(*Nil); !ok || isNil {
+		return c.MustGet(LoggerRealContextKey).(Logger)
+	}
+	return log.(Logger)
+}
+
+var (
+	hasParamsMatcher         = regexp.MustCompile(`/:\w+`)
+	hasWildcardParamsMatcher = regexp.MustCompile(`/\*\w+.*`)
+)
+
+type skippedPath struct {
+	path string
+	expr *regexp.Regexp
+}
+
+// newSkippedPath returns new path skipping struct. It returns nil, false if expr is simple and
+// no complex logic is needed.
+func newSkippedPath(expr string) (result *skippedPath, compatible bool) {
+	hasParams, hasWildcard := hasParamsMatcher.MatchString(expr), hasWildcardParamsMatcher.MatchString(expr)
+	if !hasParams && !hasWildcard {
+		return nil, false
+	}
+	if hasWildcard {
+		return &skippedPath{expr: matcherForWildcard(expr)}, true
+	}
+	return &skippedPath{path: matcherForPath(expr)}, true
+}
+
+func matcherForWildcard(expr string) *regexp.Regexp {
+	return regexp.MustCompile(hasWildcardParamsMatcher.ReplaceAllString(expr, "/[\\w/]+"))
+}
+
+func matcherForPath(expr string) string {
+	return hasParamsMatcher.ReplaceAllString(expr, "/*")
+}
+
+func (p *skippedPath) match(route string) bool {
+	if p.expr != nil {
+		return p.expr.MatchString(route)
+	}
+	result, err := path.Match(p.path, route)
+	return result && err == nil
+}
diff --git a/core/logger/gin_test.go b/core/logger/gin_test.go
index 6558eda..fb35633 100644
--- a/core/logger/gin_test.go
+++ b/core/logger/gin_test.go
@@ -1,6 +1,8 @@
 package logger
 
 import (
+	"encoding/json"
+	"fmt"
 	"net/http"
 	"net/http/httptest"
 	"testing"
@@ -11,7 +13,7 @@ import (
 )
 
 func TestGinMiddleware(t *testing.T) {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	rr := httptest.NewRecorder()
 	r := gin.New()
 	r.Use(GinMiddleware(log))
@@ -41,3 +43,81 @@ func TestGinMiddleware(t *testing.T) {
 	assert.NotEmpty(t, items[1].Context["path"])
 	assert.NotEmpty(t, items[1].Context["bodySize"])
 }
+
+func TestGinMiddleware_SkipPaths(t *testing.T) {
+	log := newBufferLoggerSilent()
+	rr := httptest.NewRecorder()
+	r := gin.New()
+	r.Use(GinMiddleware(log, "/hidden", "/hidden/:id", "/superhidden/*id"))
+	r.GET("/hidden", func(c *gin.Context) {
+		log := MustGet(c)
+		log.Info("hidden message from /hidden")
+		realLog := MustGetReal(c)
+		realLog.Info("visible message from /hidden")
+		c.JSON(http.StatusOK, gin.H{})
+	})
+	r.GET("/logged", func(c *gin.Context) {
+		log := MustGet(c)
+		log.Info("visible message from /logged")
+		c.JSON(http.StatusOK, gin.H{})
+	})
+	r.GET("/hidden/:id", func(c *gin.Context) {
+		log := MustGet(c)
+		log.Info("hidden message from /hidden/:id")
+		c.JSON(http.StatusOK, gin.H{})
+	})
+	r.GET("/superhidden/*id", func(c *gin.Context) {
+		log := MustGet(c)
+		log.Info("hidden message from /superhidden/*id")
+		c.JSON(http.StatusOK, gin.H{})
+	})
+
+	r.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/hidden", nil))
+	require.Equal(t, http.StatusOK, rr.Code)
+
+	r.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/logged", nil))
+	require.Equal(t, http.StatusOK, rr.Code)
+
+	r.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/hidden/param", nil))
+	require.Equal(t, http.StatusOK, rr.Code)
+
+	r.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/superhidden/param/1/2/3", nil))
+	require.Equal(t, http.StatusOK, rr.Code)
+
+	items, err := newJSONBufferedLogger(log).ScanAll()
+	require.NoError(t, err)
+	require.Len(t, items, 3, printEntries(items))
+	assert.Equal(t, "visible message from /hidden", items[0].Message, printEntries(items))
+	assert.Equal(t, "visible message from /logged", items[1].Message, printEntries(items))
+}
+
+func TestSkippedPath(t *testing.T) {
+	cases := map[string]map[string]bool{
+		"/hidden/:id": {
+			"/hidden/1":   true,
+			"/hidden/2/3": false,
+		},
+		"/hidden/*id": {
+			"/hidden/1":   true,
+			"/hidden/2/3": true,
+		},
+	}
+
+	for pattern, items := range cases {
+		matcher, ok := newSkippedPath(pattern)
+		require.True(t, ok)
+
+		for item, result := range items {
+			assert.Equal(t, result, matcher.match(item), fmt.Sprintf(`"%s" does not match "%s", internals: %#v`,
+				pattern, item, matcher))
+		}
+	}
+}
+
+func printEntries(entries []logRecord) string {
+	data, err := json.MarshalIndent(entries, "", "  ")
+	if err != nil {
+		panic(err)
+	}
+	return string(data)
+}
diff --git a/core/logger/writer_adapter_test.go b/core/logger/writer_adapter_test.go
index 68e34d2..8662d7c 100644
--- a/core/logger/writer_adapter_test.go
+++ b/core/logger/writer_adapter_test.go
@@ -9,7 +9,7 @@ import (
 )
 
 func TestWriterAdapter(t *testing.T) {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	adapter := WriterAdapter(log, zap.InfoLevel)
 
 	msg := []byte("hello world")
diff --git a/core/logger/zabbix_collector_adapter_test.go b/core/logger/zabbix_collector_adapter_test.go
index 08f9dfb..b4190ea 100644
--- a/core/logger/zabbix_collector_adapter_test.go
+++ b/core/logger/zabbix_collector_adapter_test.go
@@ -9,7 +9,7 @@ import (
 )
 
 func TestZabbixCollectorAdapter(t *testing.T) {
-	log := newBufferLogger()
+	log := newBufferLoggerSilent()
 	adapter := ZabbixCollectorAdapter(log)
 	adapter.Errorf("highly unexpected error: %s", "unexpected error")
 	adapter.Errorf("cannot stop collector: %s", "app error")
diff --git a/core/util/testutil/buffer_logger.go b/core/util/testutil/buffer_logger.go
index 5659ede..0ea0ddf 100644
--- a/core/util/testutil/buffer_logger.go
+++ b/core/util/testutil/buffer_logger.go
@@ -42,12 +42,30 @@ type BufferLogger struct {
 }
 
 // NewBufferedLogger returns new BufferedLogger instance.
-func NewBufferedLogger() BufferedLogger {
+func NewBufferedLogger(level ...zapcore.Level) BufferedLogger {
+	lvl := zapcore.DebugLevel
+	if len(level) > 0 {
+		lvl = level[0]
+	}
 	bl := &BufferLogger{}
 	bl.Logger = zap.New(
 		zapcore.NewCore(
 			logger.NewJSONWithContextEncoder(
-				logger.EncoderConfigJSON()), zap.CombineWriteSyncers(os.Stdout, os.Stderr, &bl.buf), zapcore.DebugLevel))
+				logger.EncoderConfigJSON()), zap.CombineWriteSyncers(os.Stdout, os.Stderr, &bl.buf), lvl))
+	return bl
+}
+
+// NewBufferedLoggerSilent returns new BufferedLogger instance which won't duplicate entries to stdout/stderr.
+func NewBufferedLoggerSilent(level ...zapcore.Level) BufferedLogger {
+	lvl := zapcore.DebugLevel
+	if len(level) > 0 {
+		lvl = level[0]
+	}
+	bl := &BufferLogger{}
+	bl.Logger = zap.New(
+		zapcore.NewCore(
+			logger.NewJSONWithContextEncoder(
+				logger.EncoderConfigJSON()), &bl.buf, lvl))
 	return bl
 }
 
diff --git a/core/util/testutil/buffer_logger_test.go b/core/util/testutil/buffer_logger_test.go
index 8d0771d..8eb5ac8 100644
--- a/core/util/testutil/buffer_logger_test.go
+++ b/core/util/testutil/buffer_logger_test.go
@@ -2,6 +2,7 @@ package testutil
 
 import (
 	"io"
+	"sync"
 	"testing"
 
 	"github.com/stretchr/testify/suite"
@@ -9,7 +10,8 @@ import (
 
 type BufferLoggerTest struct {
 	suite.Suite
-	logger BufferedLogger
+	logger       BufferedLogger
+	silentLogger BufferedLogger
 }
 
 func TestBufferLogger(t *testing.T) {
@@ -18,10 +20,12 @@ func TestBufferLogger(t *testing.T) {
 
 func (t *BufferLoggerTest) SetupSuite() {
 	t.logger = NewBufferedLogger()
+	t.silentLogger = NewBufferedLoggerSilent()
 }
 
 func (t *BufferLoggerTest) SetupTest() {
 	t.logger.Reset()
+	t.silentLogger.Reset()
 }
 
 func (t *BufferLoggerTest) Test_Read() {
@@ -31,25 +35,62 @@ func (t *BufferLoggerTest) Test_Read() {
 	t.Require().NoError(err)
 	t.Assert().Contains(string(data), "\"level_name\":\"DEBUG\"")
 	t.Assert().Contains(string(data), "\"message\":\"test\"")
+
+	t.silentLogger.Debug("test")
+
+	data, err = io.ReadAll(t.silentLogger)
+	t.Require().NoError(err)
+	t.Assert().Contains(string(data), "\"level_name\":\"DEBUG\"")
+	t.Assert().Contains(string(data), "\"message\":\"test\"")
 }
 
 func (t *BufferLoggerTest) Test_Bytes() {
 	t.logger.Debug("test")
 	t.Assert().Contains(string(t.logger.Bytes()), "\"level_name\":\"DEBUG\"")
 	t.Assert().Contains(string(t.logger.Bytes()), "\"message\":\"test\"")
+
+	t.silentLogger.Debug("test")
+	t.Assert().Contains(string(t.silentLogger.Bytes()), "\"level_name\":\"DEBUG\"")
+	t.Assert().Contains(string(t.silentLogger.Bytes()), "\"message\":\"test\"")
 }
 
 func (t *BufferLoggerTest) Test_String() {
 	t.logger.Debug("test")
 	t.Assert().Contains(t.logger.String(), "\"level_name\":\"DEBUG\"")
 	t.Assert().Contains(t.logger.String(), "\"message\":\"test\"")
+
+	t.silentLogger.Debug("test")
+	t.Assert().Contains(t.silentLogger.String(), "\"level_name\":\"DEBUG\"")
+	t.Assert().Contains(t.silentLogger.String(), "\"message\":\"test\"")
 }
 
 func (t *BufferLoggerTest) TestRace() {
+	var (
+		wg      sync.WaitGroup
+		starter sync.WaitGroup
+	)
+	starter.Add(1)
+	wg.Add(4)
 	go func() {
+		starter.Wait()
 		t.logger.Debug("test")
+		wg.Done()
 	}()
 	go func() {
+		starter.Wait()
 		t.logger.String()
+		wg.Done()
 	}()
+	go func() {
+		starter.Wait()
+		t.silentLogger.Debug("test")
+		wg.Done()
+	}()
+	go func() {
+		starter.Wait()
+		t.silentLogger.String()
+		wg.Done()
+	}()
+	starter.Done()
+	wg.Wait()
 }
diff --git a/core/validator.go b/core/validator.go
index 61e93d4..92f1b87 100644
--- a/core/validator.go
+++ b/core/validator.go
@@ -1,13 +1,77 @@
 package core
 
 import (
+	"go.uber.org/atomic"
 	"net/url"
 	"strings"
+	"sync"
+	"time"
 
 	"github.com/gin-gonic/gin/binding"
 	"github.com/go-playground/validator/v10"
 )
 
+var (
+	crmDomainStore = &domainStore{
+		source: GetSaasDomains,
+		matcher: func(domain string, domains []Domain) bool {
+			if len(domains) == 0 {
+				return false
+			}
+
+			secondLevel := strings.Join(strings.Split(domain, ".")[1:], ".")
+
+			for _, crmDomain := range domains {
+				if crmDomain.Domain == secondLevel {
+					return true
+				}
+			}
+
+			return false
+		},
+	}
+	boxDomainStore = &domainStore{
+		source: GetBoxDomains,
+		matcher: func(domain string, domains []Domain) bool {
+			if len(domains) == 0 {
+				return false
+			}
+
+			for _, crmDomain := range domains {
+				if crmDomain.Domain == domain {
+					return true
+				}
+			}
+
+			return false
+		},
+	}
+)
+
+type domainStore struct {
+	domains    []Domain
+	mutex      sync.RWMutex
+	source     func() []Domain
+	matcher    func(string, []Domain) bool
+	lastUpdate atomic.Time
+}
+
+func (ds *domainStore) match(domain string) bool {
+	if time.Since(ds.lastUpdate.Load()) > time.Hour {
+		ds.update()
+	}
+	defer ds.mutex.RUnlock()
+	ds.mutex.RLock()
+	return ds.matcher(domain, ds.domains)
+}
+
+func (ds *domainStore) update() {
+	defer ds.mutex.Unlock()
+	ds.mutex.Lock()
+	ds.domains = ds.source()
+	ds.lastUpdate.Store(time.Now())
+}
+
 // init here will register `validateCrmURL` function for gin validator.
 func init() {
 	if v, ok := binding.Validator.Engine().(*validator.Validate); ok {
@@ -26,40 +90,16 @@ func validateCrmURL(fl validator.FieldLevel) bool {
 
 func isDomainValid(crmURL string) bool {
 	parseURL, err := url.ParseRequestURI(crmURL)
-
 	if err != nil || nil == parseURL || !checkURLString(parseURL) {
 		return false
 	}
 
-	mainDomain := getMainDomain(parseURL.Hostname())
-
-	if checkDomains(GetSaasDomains(), mainDomain) {
+	hostname := parseURL.Hostname()
+	if crmDomainStore.match(hostname) {
 		return true
 	}
 
-	if checkDomains(GetBoxDomains(), parseURL.Hostname()) {
-		return true
-	}
-
-	return false
-}
-
-func checkDomains(crmDomains []Domain, domain string) bool {
-	if nil == crmDomains {
-		return false
-	}
-
-	for _, crmDomain := range crmDomains {
-		if crmDomain.Domain == domain {
-			return true
-		}
-	}
-
-	return false
-}
-
-func getMainDomain(hostname string) (mainDomain string) {
-	return strings.Join(strings.Split(hostname, ".")[1:], ".")
+	return boxDomainStore.match(hostname)
 }
 
 func checkURLString(parseURL *url.URL) bool {
diff --git a/core/validator_test.go b/core/validator_test.go
index 274436c..a260f03 100644
--- a/core/validator_test.go
+++ b/core/validator_test.go
@@ -29,6 +29,11 @@ func (s *ValidatorSuite) SetupSuite() {
 	}
 }
 
+func (s *ValidatorSuite) SetupTest() {
+	crmDomainStore.update()
+	boxDomainStore.update()
+}
+
 func (s *ValidatorSuite) getError(err error) string {
 	if err == nil {
 		return ""
@@ -72,14 +77,14 @@ func (s *ValidatorSuite) Test_ValidationSuccess() {
 		"https://test.retailcrm.pro",
 		"https://raisa.retailcrm.es",
 		"https://blabla.simla.com",
-		"https://blabla.ecomlogic.com",
-		"https://crm.baucenter.ru",
-		"https://crm.holodilnik.ru",
-		"https://crm.eco.lanit.ru",
-		"https://ecom.inventive.ru",
-		"https://retailcrm.tvoydom.ru",
 	}
 
+	for _, domain := range boxDomainStore.domains {
+		crmDomains = append(crmDomains, "https://"+domain.Domain)
+	}
+
+	s.Assert().True(len(crmDomains) > 4, "No box domains were tested, test is incomplete!")
+
 	for _, domain := range crmDomains {
 		conn := models.Connection{
 			Key: "key",
@@ -87,6 +92,6 @@ func (s *ValidatorSuite) Test_ValidationSuccess() {
 		}
 
 		err := s.engine.Struct(conn)
-		assert.NoError(s.T(), err, s.getError(err))
+		assert.NoError(s.T(), err, domain+": "+s.getError(err))
 	}
 }