diff --git a/internal/site/src/locales/cs/cs.po b/internal/site/src/locales/cs/cs.po
index 84194c71..9e051d25 100644
--- a/internal/site/src/locales/cs/cs.po
+++ b/internal/site/src/locales/cs/cs.po
@@ -8,7 +8,7 @@ msgstr ""
 "Language: cs\n"
 "Project-Id-Version: beszel\n"
 "Report-Msgid-Bugs-To: \n"
-"PO-Revision-Date: 2026-09-10 01:45\n"
+"PO-Revision-Date: 2026-09-18 19:21\n"
 "Last-Translator: \n"
 "Language-Team: Czech\n"
 "Plural-Forms: nplurals=4; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 3;\n"
@@ -30,6 +30,12 @@ msgstr "{0} k dispozici"
 msgid "{0} of {1} row(s) selected."
 msgstr "{0} z {1} vybraných řádků."
 
+#. placeholder {0}: selectedSystemIds.size
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "{0} selected"
+msgstr "{0} vybráno"
+
 #: src/components/routes/system/info-bar.tsx
 msgid "{cores, plural, one {# core} other {# cores}}"
 msgstr "{cores, plural, one {# jádro} few {# jádra} many {# jader} other {# jader}}"
@@ -121,6 +127,10 @@ msgstr "Aktivní stav"
 #: src/components/add-system.tsx
 #: src/components/navbar.tsx
 #: src/components/navbar.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 msgid "Add {foo}"
@@ -188,6 +198,7 @@ msgstr "Všechny systémy"
 msgid "Are you sure you want to delete {name}?"
 msgstr "Opravdu chcete odstranit {name}?"
 
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 msgid "Are you sure?"
 msgstr "Jste si jistý?"
@@ -245,6 +256,14 @@ msgstr "Průměrné využití {0}"
 msgid "Average utilization of GPU engines"
 msgstr "Průměrné využití GPU engine"
 
+#: src/components/routes/system/charts/monitors-charts.tsx
+msgid "Average, minimum, and maximum response time"
+msgstr "Průměrná, minimální a maximální doba odezvy"
+
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Avg 1h"
+msgstr "Prům. 1h"
+
 #: src/components/command-palette.tsx
 #: src/components/navbar.tsx
 msgid "Backups"
@@ -306,6 +325,19 @@ msgstr "Bity (Kbps, Mbps, Gbps)"
 msgid "Boot state"
 msgstr "Stav zavádění"
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Bulk Add"
+msgstr "Hromadné přidání"
+
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Bulk Add {foo}"
+msgstr "Hromadné přidání {foo}"
+
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Bulk copy"
+msgstr "Hromadné kopírování"
+
 #: src/components/routes/settings/general.tsx
 #: src/components/routes/settings/general.tsx
 msgid "Bytes (KB/s, MB/s, GB/s)"
@@ -327,6 +359,7 @@ msgstr "Může spustit"
 msgid "Can stop"
 msgstr "Může zastavit"
 
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 #: src/components/systems-table/systems-table-columns.tsx
@@ -396,6 +429,7 @@ msgid "Checksum errors"
 msgstr "Chyby kontrolního součtu"
 
 #: src/components/containers-table/containers-table.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/system/smart-table.tsx
 #: src/components/routes/system/storage-pools-table.tsx
 #: src/components/routes/system/storage-pools-table.tsx
@@ -403,6 +437,14 @@ msgstr "Chyby kontrolního součtu"
 msgid "Clear"
 msgstr "Vymazat"
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Clear all"
+msgstr "Vymazat vše"
+
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Clear matches"
+msgstr "Vymazat shody"
+
 #: src/components/containers-table/containers-table.tsx
 msgid "Click on a container to view more information."
 msgstr "Klikněte na kontejner pro zobrazení dalších informací."
@@ -432,6 +474,10 @@ msgstr "Instrukce příkazového řádku"
 msgid "Configure how you receive alert notifications."
 msgstr "Konfigurace způsobu přijímání upozornění."
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Configure response monitoring from this agent."
+msgstr "Nakonfigurujte sledování odezvy z tohoto agenta."
+
 #: src/components/login/auth-form.tsx
 #: src/components/login/auth-form.tsx
 msgid "Confirm password"
@@ -457,6 +503,7 @@ msgstr "Zdraví kontejneru"
 msgid "Containers"
 msgstr "Kontejnery"
 
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 #: src/components/systems-table/systems-table-columns.tsx
 msgid "Continue"
@@ -517,6 +564,10 @@ msgstr "Zkopírujte instalační příkaz pro agenta níže nebo automaticky reg
 msgid "Copy the<0>docker-compose.yml</0> content for the agent below, or register agents automatically with a <1>universal token</1>."
 msgstr "Zkopírujte obsah <0>docker-compose.yml</0> pro agenta níže nebo automaticky registrujte agenty s <1>univerzálním token</1>."
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Copy to system"
+msgstr "Kopírovat do systému"
+
 #: src/components/routes/settings/tokens-fingerprints.tsx
 msgid "Copy YAML"
 msgstr "Kopírovat YAML"
@@ -630,6 +681,7 @@ msgstr "Výchozí"
 msgid "Default time period"
 msgstr "Výchozí doba"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 #: src/components/routes/system/smart-table.tsx
@@ -718,12 +770,14 @@ msgstr "Stažení"
 msgid "Duration"
 msgstr "Doba trvání"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 #: src/components/systems-table/systems-table-columns.tsx
 msgid "Edit"
 msgstr "Upravit"
 
 #: src/components/add-system.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 msgid "Edit {foo}"
 msgstr "Upravit {foo}"
@@ -772,6 +826,11 @@ msgstr "Zadejte Vaše jednorázové heslo."
 msgid "Ephemeral"
 msgstr "Efemérní"
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 #: src/components/routes/settings/config-yaml.tsx
 #: src/components/routes/settings/heartbeat.tsx
@@ -844,6 +903,11 @@ msgstr "Selhané služby"
 msgid "Failed to authenticate"
 msgstr "Ověření se nezdařilo"
 
+#: src/components/network-monitors-table/network-monitors-table.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
+msgid "Failed to delete monitors."
+msgstr "Nepodařilo se odstranit monitory."
+
 #: src/components/routes/settings/layout.tsx
 #: src/components/routes/settings/notifications.tsx
 #: src/components/routes/settings/quiet-hours.tsx
@@ -862,6 +926,10 @@ msgstr "Nepodařilo se odeslat testovací oznámení"
 msgid "Failed to update alert"
 msgstr "Nepodařilo se aktualizovat upozornění"
 
+#: src/components/network-monitors-table/network-monitors-table.tsx
+msgid "Failed to update monitors."
+msgstr "Nepodařilo se aktualizovat monitory."
+
 #. placeholder {0}: statusTotals[ServiceStatus.Failed]
 #: src/components/systemd-table/systemd-table.tsx
 msgid "Failed: {0}"
@@ -872,6 +940,7 @@ msgid "Fans"
 msgstr "Ventilátory"
 
 #: src/components/containers-table/containers-table.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 #: src/components/routes/system/chart-card.tsx
 #: src/components/routes/system/smart-table.tsx
@@ -1011,14 +1080,25 @@ msgctxt "Docker image"
 msgid "Image"
 msgstr "Obraz"
 
+#: src/components/containers-table/containers-table-columns.tsx
+#: src/components/containers-table/containers-table-columns.tsx
+msgctxt "Docker image"
+msgid "Image update available"
+msgstr "K dispozici je aktualizace obrazu"
+
 #: src/components/routes/settings/quiet-hours.tsx
 msgid "Inactive"
 msgstr "Neaktivní"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/routes/settings/heartbeat.tsx
 msgid "Interval"
 msgstr ""
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Interval (seconds)"
+msgstr "Interval (sekundy)"
+
 #: src/components/login/auth-form.tsx
 msgid "Invalid email address."
 msgstr "Neplatná e-mailová adresa."
@@ -1097,6 +1177,15 @@ msgstr "Logy"
 msgid "Looking instead for where to create alerts? Click the bell <0/> icons in the systems table."
 msgstr "Hledáte místo kde vytvářet upozornění? Klikněte na ikonu zvonku <0/> v systémové tabulce."
 
+#: src/components/routes/system/charts/monitors-charts.tsx
+msgctxt "Packet loss"
+msgid "Loss"
+msgstr "Ztráta"
+
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Loss 1h"
+msgstr "Ztráta 1h"
+
 #: src/components/systemd-table/systemd-table.tsx
 msgid "Main PID"
 msgstr "Hlavní PID"
@@ -1115,6 +1204,10 @@ msgstr "Pokyny k manuálnímu nastavení"
 msgid "Max 1 min"
 msgstr "Max. 1 min"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Max 1h"
+msgstr "Max. 1h"
+
 #: src/components/containers-table/containers-table-columns.tsx
 #: src/components/routes/system/info-bar.tsx
 #: src/components/systemd-table/systemd-table-columns.tsx
@@ -1141,11 +1234,25 @@ msgstr "Využití paměti"
 msgid "Memory usage of containers"
 msgstr "Využití paměti kontejnery"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Min 1h"
+msgstr "Min. 1h"
+
 #. Device model
 #: src/components/routes/system/smart-table.tsx
 msgid "Model"
 msgstr ""
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Monitor"
+msgstr ""
+
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Monitors created"
+msgstr "Monitory vytvořeny"
+
 #: src/components/routes/system/storage-pools-table.tsx
 msgid "Mountpoint"
 msgstr "Bod připojení"
@@ -1163,6 +1270,29 @@ msgstr "Název"
 msgid "Net"
 msgstr "Síť"
 
+#: src/components/routes/system.tsx
+msgid "Network"
+msgstr "Síť"
+
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Network Monitor"
+msgstr "Síťový monitor"
+
+#: src/lib/alerts.ts
+msgid "Network Monitor Loss"
+msgstr "Ztráta síťového monitoru"
+
+#: src/components/command-palette.tsx
+#: src/components/navbar.tsx
+#: src/components/navbar.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
+#: src/components/routes/monitors.tsx
+msgid "Network Monitors"
+msgstr "Síťové monitory"
+
 #: src/components/routes/system/charts/network-charts.tsx
 msgid "Network traffic of containers"
 msgstr "Síťový provoz kontejnerů"
@@ -1197,6 +1327,7 @@ msgstr "Nenalezeny žádné výskyty."
 #: src/components/containers-table/containers-table.tsx
 #: src/components/containers-table/containers-table.tsx
 #: src/components/containers-table/containers-table.tsx
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 #: src/components/routes/system/smart-table.tsx
 #: src/components/systemd-table/systemd-table.tsx
@@ -1207,6 +1338,7 @@ msgstr "Žádné výsledky."
 msgid "No S.M.A.R.T. attributes available for this device."
 msgstr "Pro toto zařízení nejsou k dispozici žádné atributy S.M.A.R.T."
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
 #: src/components/systems-table/systems-table.tsx
 #: src/components/systems-table/systems-table.tsx
 msgid "No systems found."
@@ -1238,6 +1370,11 @@ msgstr "Při každém restartu budou systémy v databázi aktualizovány tak, ab
 msgid "One or more containers are unhealthy"
 msgstr "Jeden nebo více kontejnerů není v pořádku"
 
+#. placeholder {0}: alert.value
+#: src/components/active-alerts.tsx
+msgid "One or more monitors exceed {0}% loss"
+msgstr "Jeden nebo více monitorů překračuje {0}% ztrátu"
+
 #: src/lib/alerts.ts
 msgid "One or more services are in a failed state"
 msgstr "Jedna nebo více služeb je ve stavu selhání"
@@ -1251,6 +1388,7 @@ msgstr "Jednorázové"
 msgid "One-time password"
 msgstr "Jednorázové heslo"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 #: src/components/routes/settings/tokens-fingerprints.tsx
 #: src/components/routes/settings/tokens-fingerprints.tsx
@@ -1272,6 +1410,11 @@ msgstr "Jiné"
 msgid "Overwrite existing alerts"
 msgstr "Přepsat existující upozornění"
 
+#: src/components/routes/system/charts/monitors-charts.tsx
+msgid "Packet loss (%)"
+msgstr "Ztráta paketů (%)"
+
+#: src/components/command-palette.tsx
 #: src/components/command-palette.tsx
 #: src/components/command-palette.tsx
 #: src/components/command-palette.tsx
@@ -1309,6 +1452,7 @@ msgstr "Žádost o obnovu hesla byla přijata"
 msgid "Past"
 msgstr "Minulé"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/systems-table/systems-table-columns.tsx
 msgid "Pause"
 msgstr "Pozastavit"
@@ -1392,6 +1536,7 @@ msgid "Pool Usage"
 msgstr "Využití fondu"
 
 #: src/components/add-system.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
 msgid "Port"
 msgstr ""
 
@@ -1418,6 +1563,11 @@ msgstr "Upřednostňovaný jazyk"
 msgid "Process started"
 msgstr "Proces spuštěn"
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Protocol"
+msgstr "Protokol"
+
 #: src/components/routes/settings/tokens-fingerprints.tsx
 msgid "Public key"
 msgstr "Veřejný klíč"
@@ -1503,10 +1653,20 @@ msgstr "Obnovit heslo"
 msgid "Resolved"
 msgstr "Vyřešeno"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+#: src/components/routes/system/charts/monitors-charts.tsx
+msgid "Response"
+msgstr "Odezva"
+
+#: src/components/network-monitors-table/network-monitors-table.tsx
+msgid "Response time monitoring from agents."
+msgstr "Sledování doby odezvy z agentů."
+
 #: src/components/systemd-table/systemd-table.tsx
 msgid "Restarts"
 msgstr "Restarty"
 
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/systems-table/systems-table-columns.tsx
 msgid "Resume"
 msgstr "Pokračovat"
@@ -1539,6 +1699,7 @@ msgid "S.M.A.R.T. Self-Test"
 msgstr "S.M.A.R.T. Vlastní test"
 
 #: src/components/add-system.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
 msgid "Save {foo}"
 msgstr "Uložit {foo}"
 
@@ -1575,6 +1736,11 @@ msgstr "Hledat"
 msgid "Search for systems or settings..."
 msgstr "Hledat systémy nebo nastavení..."
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Search systems"
+msgstr "Hledat systémy"
+
 #: src/components/routes/settings/heartbeat.tsx
 msgid "Seconds between pings (default: 60)"
 msgstr "Sekundy mezi pingy (výchozí: 60)"
@@ -1587,6 +1753,27 @@ msgstr "Podívejte se na <0>nastavení upozornění</0> pro nastavení toho, jak
 msgid "Select {foo}"
 msgstr "Vybrat {foo}"
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Select a system"
+msgstr "Vybrat systém"
+
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Select all"
+msgstr "Vybrat vše"
+
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Select matches"
+msgstr "Vybrat shody"
+
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Select row"
+msgstr "Vybrat řádek"
+
+#: src/components/network-monitors-table/monitor-dialog.tsx
+msgid "Select systems"
+msgstr "Vybrat systémy"
+
 #: src/components/routes/settings/heartbeat.tsx
 msgid "Send a single heartbeat ping to verify your endpoint is working."
 msgstr "Odešlete jeden heartbeat ping pro ověření funkčnosti vašeho koncového bodu."
@@ -1692,6 +1879,8 @@ msgstr "Přepnout motiv"
 #: src/components/alerts-history-columns.tsx
 #: src/components/containers-table/containers-table-columns.tsx
 #: src/components/navbar.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 #: src/components/routes/settings/quiet-hours.tsx
 #: src/components/routes/settings/quiet-hours.tsx
@@ -1716,6 +1905,8 @@ msgid "Systemd Services"
 msgstr "Služby systemd"
 
 #: src/components/navbar.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/monitor-dialog.tsx
 msgid "Systems"
 msgstr "Systémy"
 
@@ -1732,6 +1923,11 @@ msgctxt "Tabs system layout option"
 msgid "Tabs"
 msgstr "Karty"
 
+#: src/components/network-monitors-table/monitor-dialog.tsx
+#: src/components/network-monitors-table/network-monitors-columns.tsx
+msgid "Target"
+msgstr "Cíl"
+
 #: src/components/systemd-table/systemd-table.tsx
 msgid "Tasks"
 msgstr "Úlohy"
@@ -1779,6 +1975,7 @@ msgstr "Poté se přihlaste do backendu a obnovte heslo k uživatelskému účtu
 msgid "This action cannot be undone. This will permanently delete all current records for {name} from the database."
 msgstr "Tuto akci nelze vzít zpět. Tím se z databáze trvale odstraní všechny aktuální záznamy pro {name}."
 
+#: src/components/network-monitors-table/network-monitors-table.tsx
 #: src/components/routes/settings/alerts-history-data-table.tsx
 msgid "This will permanently delete all selected records from the database."
 msgstr "Tímto trvale odstraníte všechny vybrané záznamy z databáze."
@@ -1901,6 +2098,10 @@ msgstr "Spustí se, když využití GPU překročí prahovou hodnotu"
 msgid "Triggers when memory usage exceeds a threshold"
 msgstr "Spustí se, když využití paměti překročí prahovou hodnotu"
 
+#: src/lib/alerts.ts
+msgid "Triggers when one hour loss exceeds a threshold"
+msgstr "Spustí se, když hodinová ztráta překročí prahovou hodnotu"
+
 #: src/lib/alerts.ts
 msgid "Triggers when status switches between up and down"
 msgstr "Spouští se, když se změní dostupnost"
@@ -1960,6 +2161,7 @@ msgid "Update"
 msgstr "Aktualizovat"
 
 #: src/components/containers-table/containers-table-columns.tsx
+#: src/components/network-monitors-table/network-monitors-columns.tsx
 #: src/components/routes/system/smart-table.tsx
 #: src/components/routes/system/storage-pools-table.tsx
 #: src/components/systemd-table/systemd-table-columns.tsx