diff --git a/src/config/config.ts b/src/config/config.ts
index 854a174749..ac51243357 100644
--- a/src/config/config.ts
+++ b/src/config/config.ts
@@ -985,6 +985,7 @@ export class Configuration {
     },
     internetComputer: {
       internetComputerHost: 'https://ic0.app',
+      internetComputerRosettaApiUrl: process.env.ICP_ROSETTA_API_URL ?? 'https://rosetta-api.internetcomputer.org',
       internetComputerWalletSeed: process.env.ICP_WALLET_SEED,
       internetComputerLedgerCanisterId: 'ryjl3-tyaaa-aaaaa-aaaba-cai',
       transferFee: 0.0001,
diff --git a/src/integration/blockchain/icp/dto/icp.dto.ts b/src/integration/blockchain/icp/dto/icp.dto.ts
index caf0cc504f..ea4870a1bc 100644
--- a/src/integration/blockchain/icp/dto/icp.dto.ts
+++ b/src/integration/blockchain/icp/dto/icp.dto.ts
@@ -65,6 +65,14 @@ export interface CandidIcrcGetTransactionsResponse {
   transactions: CandidIcrcTransaction[];
 }
 
+// --- Rosetta API response types ---
+
+export interface RosettaTransaction {
+  transaction: {
+    operations: { status: string }[];
+  };
+}
+
 // --- Typed raw ledger interfaces (for Actor.createActor results) ---
 
 export interface IcpNativeRawLedger {
diff --git a/src/integration/blockchain/icp/icp-client.ts b/src/integration/blockchain/icp/icp-client.ts
index 3c9c9d9a39..8afae40f51 100644
--- a/src/integration/blockchain/icp/icp-client.ts
+++ b/src/integration/blockchain/icp/icp-client.ts
@@ -5,6 +5,7 @@ import { Principal } from '@dfinity/principal';
 import { Config, GetConfig } from 'src/config/config';
 import { Asset } from 'src/shared/models/asset/asset.entity';
 import { DfxLogger } from 'src/shared/services/dfx-logger';
+import { HttpService } from 'src/shared/services/http.service';
 import { Util } from 'src/shared/utils/util';
 import { BlockchainTokenBalance } from '../shared/dto/blockchain-token-balance.dto';
 import { BlockchainSignedTransactionResponse } from '../shared/dto/signed-transaction-reponse.dto';
@@ -17,6 +18,7 @@ import {
   IcpTransfer,
   IcpTransferQueryResult,
   IcrcRawLedger,
+  RosettaTransaction,
 } from './dto/icp.dto';
 import { InternetComputerWallet } from './icp-wallet';
 import { icpNativeLedgerIdlFactory, icrcLedgerIdlFactory } from './icp.idl';
@@ -26,21 +28,31 @@ export class InternetComputerClient extends BlockchainClient {
   private readonly logger = new DfxLogger(InternetComputerClient);
 
   private readonly host: string;
+  private readonly rosettaApiUrl: string;
   private readonly seed: string;
   private readonly wallet: InternetComputerWallet;
   private readonly agent: HttpAgent;
   private readonly nativeLedger: IcrcLedgerCanister;
   private readonly transferFee: number;
 
+  private readonly http: HttpService;
   private readonly nativeRawLedger: IcpNativeRawLedger;
   private readonly icrcRawLedgers: Map<string, IcrcRawLedger> = new Map();
 
-  constructor() {
+  constructor(http: HttpService) {
     super();
 
-    const { internetComputerHost, internetComputerWalletSeed, internetComputerLedgerCanisterId, transferFee } =
-      GetConfig().blockchain.internetComputer;
+    this.http = http;
+
+    const {
+      internetComputerHost,
+      internetComputerRosettaApiUrl,
+      internetComputerWalletSeed,
+      internetComputerLedgerCanisterId,
+      transferFee,
+    } = GetConfig().blockchain.internetComputer;
     this.host = internetComputerHost;
+    this.rosettaApiUrl = internetComputerRosettaApiUrl;
     this.seed = internetComputerWalletSeed;
     this.transferFee = transferFee;
 
@@ -247,6 +259,11 @@ export class InternetComputerClient extends BlockchainClient {
 
   async isTxComplete(txId: string): Promise<boolean> {
     try {
+      // TxHash from external sources: 64 hex chars
+      if (/^[a-f0-9]{64}$/i.test(txId)) {
+        return await this.isTxHashComplete(txId);
+      }
+
       // Token txIds have format "canisterId:blockIndex"
       const parts = txId.split(':');
       if (parts.length === 2) {
@@ -266,6 +283,17 @@ export class InternetComputerClient extends BlockchainClient {
     }
   }
 
+  private async isTxHashComplete(txHash: string): Promise<boolean> {
+    const url = `${this.rosettaApiUrl}/search/transactions`;
+    const response = await this.http.post<{ transactions: RosettaTransaction[] }>(url, {
+      network_identifier: { blockchain: 'Internet Computer', network: '00000000000000020101' },
+      transaction_identifier: { hash: txHash },
+    });
+
+    const tx = response.transactions[0];
+    return tx?.transaction.operations.every((op) => op.status === 'COMPLETED') ?? false;
+  }
+
   // --- Send native coin ---
 
   async sendNativeCoinFromDex(toAddress: string, amount: number): Promise<string> {
diff --git a/src/integration/blockchain/icp/services/icp.service.ts b/src/integration/blockchain/icp/services/icp.service.ts
index 1443d55f4e..480e015270 100644
--- a/src/integration/blockchain/icp/services/icp.service.ts
+++ b/src/integration/blockchain/icp/services/icp.service.ts
@@ -3,6 +3,7 @@ import { Injectable } from '@nestjs/common';
 import { secp256k1 } from '@noble/curves/secp256k1';
 import { sha256 } from '@noble/hashes/sha2';
 import { Asset } from 'src/shared/models/asset/asset.entity';
+import { HttpService } from 'src/shared/services/http.service';
 import { Util } from 'src/shared/utils/util';
 import nacl from 'tweetnacl';
 import { WalletAccount } from '../../shared/evm/domain/wallet-account';
@@ -15,10 +16,10 @@ import { InternetComputerClient } from '../icp-client';
 export class InternetComputerService extends BlockchainService {
   private readonly client: InternetComputerClient;
 
-  constructor() {
+  constructor(private readonly http: HttpService) {
     super();
 
-    this.client = new InternetComputerClient();
+    this.client = new InternetComputerClient(this.http);
   }
 
   getDefaultClient(): InternetComputerClient {
diff --git a/src/shared/i18n/de/mail.json b/src/shared/i18n/de/mail.json
index aaa27b0fe0..ee4cdc2066 100644
--- a/src/shared/i18n/de/mail.json
+++ b/src/shared/i18n/de/mail.json
@@ -71,7 +71,7 @@
                 "min_deposit_not_reached": "Die Mindesteinzahlungsgrenze wurde nicht erreicht",
                 "name_check_without_kyc": "Ihre Transaktion wurde wegen fehlender KYC storniert<br>Aufgrund von Namensübereinstimmungen ist es nicht möglich, die Transaktion ohne KYC zu bearbeiten. Siehe hier für weitere Details:<br>[url:{urlText}]",
                 "annual_limit_without_kyc": "Du hast das Jahreslimit ohne Verifizierung (KYC) überschritten",
-                "asset_currently_not_available": "Der Vermögenswert ist derzeit nicht für den Handel mit DFX verfügbar",
+                "asset_currently_not_available": "Das Asset ist derzeit nicht für den Handel mit DFX verfügbar",
                 "staking_discontinued": "Staking-Einzahlungen sind nicht mehr möglich",
                 "bank_not_allowed": "Die von dir verwendete Absenderbank ist nicht erlaubt. Bitte nutze eine andere Bank für deine Einzahlung.",
                 "country_not_allowed": "Deine Einzahlung kann leider nicht bearbeitet werden,<br>weil das Geld aus einem Land stammt welches wir nicht unterstützen können. Mehr Informationen:<br><a style='color:white' href='https://www.fatf-gafi.org/en/countries/black-and-grey-lists.html'>https://www.fatf-gafi.org/en/countries/black-and-grey-lists.html</a>",
@@ -96,7 +96,8 @@
                 "manual_check_ip_country_phone": "Wir konnten dich unter deiner angegebenen Telefonnummer nicht erreichen",
                 "merge_incomplete": "Die Email Bestätigung wurde nicht akzeptiert",
                 "intermediary_without_sender": "Die Absenderbank (Wise/Revolut) hat nur den Banknamen übermittelt, nicht aber den Namen des Kontoinhabers. DFX kann daher den tatsächlichen Absender nicht verifizieren und die Transaktion nicht verarbeiten.",
-                "name_too_short": "Dein Name ist zu kurz für die Bankverarbeitung. Banken benötigen mindestens 4 Buchstaben im Namen des Kontoinhabers."
+                "name_too_short": "Dein Name ist zu kurz für die Bankverarbeitung. Banken benötigen mindestens 4 Buchstaben im Namen des Kontoinhabers.",
+                "asset_input_not_allowed": "Das Asset ist derzeit nicht für den Handel mit DFX verfügbar"
             },
             "kyc_start": "Du kannst den KYC Prozess hier starten:<br>[url:{urlText}]"
         },
diff --git a/src/shared/i18n/en/mail.json b/src/shared/i18n/en/mail.json
index db40214c22..c311bc8d6d 100644
--- a/src/shared/i18n/en/mail.json
+++ b/src/shared/i18n/en/mail.json
@@ -96,7 +96,8 @@
                 "manual_check_ip_country_phone": "We were unable to reach you at the phone number you provided",
                 "merge_incomplete": "The email confirmation was not accepted",
                 "intermediary_without_sender": "The sender bank (Wise/Revolut) only transmitted the bank name, not the account holder's name. DFX is therefore unable to verify the actual sender and cannot process the transaction.",
-                "name_too_short": "Your name is too short for bank processing. Banks require at least 4 letters in the account holder name."
+                "name_too_short": "Your name is too short for bank processing. Banks require at least 4 letters in the account holder name.",
+                "asset_input_not_allowed": "The asset is currently not available for trading with DFX"
             },
             "kyc_start": "You can start the KYC process here:<br>[url:{urlText}]"
         },
diff --git a/src/shared/i18n/es/mail.json b/src/shared/i18n/es/mail.json
index d1a3aa8c6e..22fa89af89 100644
--- a/src/shared/i18n/es/mail.json
+++ b/src/shared/i18n/es/mail.json
@@ -96,7 +96,8 @@
                 "manual_check_ip_country_phone": "No hemos podido contactar con usted al número de teléfono que nos facilitó",
                 "merge_incomplete": "El correo electrónico de confirmación no fue aceptado",
                 "intermediary_without_sender": "El banco emisor (Wise/Revolut) solo transmitió el nombre del banco, no el nombre del titular de la cuenta. Por lo tanto, DFX no puede verificar el remitente real y no puede procesar la transacción.",
-                "name_too_short": "Tu nombre es demasiado corto para el procesamiento bancario. Los bancos requieren al menos 4 letras en el nombre del titular de la cuenta."
+                "name_too_short": "Tu nombre es demasiado corto para el procesamiento bancario. Los bancos requieren al menos 4 letras en el nombre del titular de la cuenta.",
+                "asset_input_not_allowed": "Este activo no está actualmente disponible para comerciar con DFX"
             },
             "kyc_start": "Puede iniciar el proceso KYC aquí:<br>[url:{urlText}]"
         },
diff --git a/src/shared/i18n/fr/mail.json b/src/shared/i18n/fr/mail.json
index a4c7ef800d..d61645fecc 100644
--- a/src/shared/i18n/fr/mail.json
+++ b/src/shared/i18n/fr/mail.json
@@ -96,7 +96,8 @@
                 "manual_check_ip_country_phone": "Nous n'avons pas réussi à vous joindre au numéro de téléphone que vous avez fourni",
                 "merge_incomplete": "L'e-mail de confirmation n'a pas été accepté",
                 "intermediary_without_sender": "La banque émettrice (Wise/Revolut) n'a transmis que le nom de la banque, et non le nom du titulaire du compte. DFX ne peut donc pas vérifier l'expéditeur réel et ne peut pas traiter la transaction.",
-                "name_too_short": "Votre nom est trop court pour le traitement bancaire. Les banques exigent au moins 4 lettres dans le nom du titulaire du compte."
+                "name_too_short": "Votre nom est trop court pour le traitement bancaire. Les banques exigent au moins 4 lettres dans le nom du titulaire du compte.",
+                "asset_input_not_allowed": "Cet actif n'est actuellement pas disponible à l'échange avec DFX"
             },
             "kyc_start": "Vous pouvez commencer le processus KYC ici:<br>[url:{urlText}]"
         },
diff --git a/src/shared/i18n/it/mail.json b/src/shared/i18n/it/mail.json
index 1f341d742b..edfbf0cb8f 100644
--- a/src/shared/i18n/it/mail.json
+++ b/src/shared/i18n/it/mail.json
@@ -96,7 +96,8 @@
                 "manual_check_ip_country_phone": "Non siamo riusciti a contattarti al numero di telefono che ci hai fornito",
                 "merge_incomplete": "L'e-mail di conferma non è stata accettata",
                 "intermediary_without_sender": "La banca mittente (Wise/Revolut) ha trasmesso solo il nome della banca, non il nome del titolare del conto. DFX non può quindi verificare il mittente effettivo e non può elaborare la transazione.",
-                "name_too_short": "Il tuo nome è troppo corto per l'elaborazione bancaria. Le banche richiedono almeno 4 lettere nel nome del titolare del conto."
+                "name_too_short": "Il tuo nome è troppo corto per l'elaborazione bancaria. Le banche richiedono almeno 4 lettere nel nome del titolare del conto.",
+                "asset_input_not_allowed": "L'asset non è al momento disponibile per lo scambio su DFX"
             },
             "kyc_start": "Potete iniziare il processo KYC qui:<br>[url:{urlText}]"
         },
diff --git a/src/shared/i18n/pt/mail.json b/src/shared/i18n/pt/mail.json
index 192b00f9a9..dafefe0831 100644
--- a/src/shared/i18n/pt/mail.json
+++ b/src/shared/i18n/pt/mail.json
@@ -96,7 +96,8 @@
                 "manual_check_ip_country_phone": "We were unable to reach you at the phone number you provided",
                 "merge_incomplete": "The email confirmation was not accepted",
                 "intermediary_without_sender": "O banco remetente (Wise/Revolut) transmitiu apenas o nome do banco, não o nome do titular da conta. Portanto, a DFX não pode verificar o remetente real e não pode processar a transação.",
-                "name_too_short": "O seu nome é muito curto para o processamento bancário. Os bancos exigem pelo menos 4 letras no nome do titular da conta."
+                "name_too_short": "O seu nome é muito curto para o processamento bancário. Os bancos exigem pelo menos 4 letras no nome do titular da conta.",
+                "asset_input_not_allowed": "The asset is currently not available for trading with DFX"
             },
             "kyc_start": "You can start the KYC process here:<br>[url:{urlText}]"
         },