diff --git a/apps/api/api/app.py b/apps/api/api/app.py
index 77724ce..62a04f3 100644
--- a/apps/api/api/app.py
+++ b/apps/api/api/app.py
@@ -1,11 +1,8 @@
 from flask import Flask, request, abort, jsonify
 from gevent.pywsgi import WSGIServer
-from gevent import monkey
 from helpers import access_token_required
 import config
 
-monkey.patch_all()
-# Monkey patch SSL in requests to prevent RecursionError! DO NOT REMOVE OR MOVE!
 from checkers import HttpChecker, ICMPChecker
 
 app = Flask(__name__)
diff --git a/apps/api/api/checkers/tcp_port.py b/apps/api/api/checkers/tcp_port.py
new file mode 100644
index 0000000..4efc487
--- /dev/null
+++ b/apps/api/api/checkers/tcp_port.py
@@ -0,0 +1,11 @@
+from core.coretypes import Response
+from .base import BaseChecker
+
+
+class TCPPortChecker(BaseChecker):
+
+    def __init__(self, target: str):
+        super().__init__(target)
+
+    def check(self) -> Response:
+        pass
diff --git a/apps/api/api/patched.py b/apps/api/api/patched.py
new file mode 100644
index 0000000..c242a85
--- /dev/null
+++ b/apps/api/api/patched.py
@@ -0,0 +1,4 @@
+from gevent import monkey
+monkey.patch_all()
+
+from api.app import app
diff --git a/apps/core/core/coretypes.py b/apps/core/core/coretypes.py
index dfa26f8..a8d89dd 100644
--- a/apps/core/core/coretypes.py
+++ b/apps/core/core/coretypes.py
@@ -14,6 +14,8 @@ class ResponseStatus(str, Enum):
 class ErrorCodes(IntEnum):
     ConnectError = 1
     ICMPHostNotAlive = 2
+    TCPPortClosed = 3
+    UDPPortClosed = 4
 
 
 @dataclass
diff --git a/apps/tgbot/tgbot/handlers/default/__init__.py b/apps/tgbot/tgbot/handlers/default/__init__.py
index 2984851..7566142 100644
--- a/apps/tgbot/tgbot/handlers/default/__init__.py
+++ b/apps/tgbot/tgbot/handlers/default/__init__.py
@@ -4,7 +4,6 @@ from .start import start_cmd
 from .web import web_cmd
 from .whois import whois_cmd
 from .icmp import icmp_cmd
-from .inline import inline_processor
 
 
 def setup(dp: Dispatcher):
@@ -12,4 +11,3 @@ def setup(dp: Dispatcher):
     dp.register_message_handler(web_cmd, commands=['web', 'http'])
     dp.register_message_handler(whois_cmd, commands=['whois'])
     dp.register_message_handler(icmp_cmd, commands=['icmp'])
-    dp.register_inline_handler(inline_processor)
diff --git a/apps/tgbot/tgbot/handlers/default/icmp.py b/apps/tgbot/tgbot/handlers/default/icmp.py
index d890f32..a99d49e 100644
--- a/apps/tgbot/tgbot/handlers/default/icmp.py
+++ b/apps/tgbot/tgbot/handlers/default/icmp.py
@@ -12,12 +12,6 @@ icmp_help_message = """
  `/icmp <target>` 
 """
 
-no_icmp_text = """
-❗Не указана цель для пингования.
-
-Напишите /icmp чтобы посмотреть справку.
-"""
-
 
 async def prepare_icmp_check_result(res: Response):
     node = APINodeInfo(**res.json().get("node", None))
@@ -52,7 +46,7 @@ async def check_icmp(msg: Message, target: str):
 async def icmp_cmd(msg: Message):
     args = msg.text.split(" ")
     if len(args) == 1:
-        return await msg.answer(no_icmp_text)
+        return await msg.answer(icmp_help_message, parse_mode="Markdown")
     if len(args) >= 2:
         target = args[1]
         await check_icmp(msg, target)
diff --git a/apps/tgbot/tgbot/handlers/default/web.py b/apps/tgbot/tgbot/handlers/default/web.py
index 96f3ff1..032a740 100644
--- a/apps/tgbot/tgbot/handlers/default/web.py
+++ b/apps/tgbot/tgbot/handlers/default/web.py
@@ -2,7 +2,7 @@ from aiogram.types import Message
 from typing import Optional
 from tgbot.handlers.helpers import check_int
 from tgbot.nodes import nodes as all_nodes
-from httpx import AsyncClient, Response
+from httpx import Response
 from core.coretypes import ResponseStatus, HTTP_EMOJI
 from datetime import datetime
 from ..helpers import send_api_requests