SMS pin verification API with global reach

Send a unique one-time SMS pin code to verify your mobile contacts quickly and efficiently

Our REST API provides you with an SMS pin verification solution that is easy to integrate into your website, apps and CRM, regardless of the application software language.
Efficient contact verification
sms verification mobile

SMS verification with Doluna

• Quick and easy API integration, start today
• Provides instant verification
• 2-factor authentication solution
• Global reach
• Reliable, enterprise level service
</> Easy API Integration
Step 1. Common HTTP coding to send SMS pin
HTTP GET https://api.doluna.com/sms/send?

- api_service_key=YourAPIKey
- msg_senderid=ACME
- msg_to=447774409809
- msg_text={otp|ACME|3000|ETEN|4}

{
    "status": "OK",
    "error_status": "-",
    "trans_ref": "55651811-4bc8-402d-a662-7ae2579f3090"
}
Step 2. Secondary HTTP coding to verify pin:
HTTP GET https://api.doluna.com/sms/checkpin?

- trans_ref=55651811-4bc8-402d-a662-7ae2579f3090
- pin=6772
- template=ETEN

{
    "status": "VERIFIED"
}
Any language  |   Python   |   Java  |   .Net  |   PHP   |   Ruby  |  Swift   |   ++

Why use SMS verification

Minimise Fraud

Minimise fraudulent activity by validating customer transactions to protect your business.

Boost Security

Add SMS pin verification to your existing security to achieve 2 factor authentication.

Be Compliant

SMS pin verification provides a double opt-in solution to support data integrity and compliance.

Quick, easy and global

Verify your contacts instantly

Send your SMS pin verification messages via Doluna’s low latency SMS gateway for fast, efficient delivery and authentication.

Easy API setup

Start sending SMS pin messages directly from your CRM, website, apps or bespoke software quickly and easily with Doluna’s API.

SMS with global reach

Doluna has worldwide coverage – send your SMS pin messages wherever mobile networks exist around the globe.

Straightforward pricing

There are no setup fees or ongoing contract fees using Doluna’s SMS API, you simply pay for each SMS pin message you send via the service.

SMS pin verification – FAQ

What are the key benefits of SMS pin verification?

SMS pin verification is a very simple yet smart way to verify a contact. There are countless scenarios where it proves an ideal authentication solution, and:

  • It’s a low cost solution – it can relieve pressure from call centres and can help streamline business processes.
  • It’s simple – it provides your contacts with a very straight forward and convenient method to authenticate themselves.
  • It’s fast -  your SMS messages are sent immediately.
  • It’s quick and easy to implement – the Doluna API makes integrating SMS pin into your CRM, your website, your apps, or your bespoke software a breeze.

Please get in touch to ask for a trial account and test credits.

How long do SMS pin numbers last?

The Doluna API allows you to specify how long you would like the pin to remain active to give you greater control over your verification solution.

If the pin is not used within the time frame specified by you, it will expire and the contact must use a fresh pin to complete your verification process.

What geographical areas are covered with SMS pin?

Doluna provides a global service and there are practically no restrictions geographically. Doluna can deliver SMS globally, where ever mobile networks exist. Please refer to our country coverage list below – if your required destination is not listed, please do ask us to confirm as it may still be available.

What does it cost to use Doluna’s SMS pin verification service?

There are no set-up fees or monthly costs, you simply pay for each SMS pin message you send.

Doluna provides global SMS services and the message price differs from country to country. Your account manager will confirm the price for your geographical coverage when you discuss your account options. Please get in touch to discuss your geographical requirements.

Is Doluna’s SMS pin service multi-lingual?

Yes.  Doluna can send SMS messages in many languages. International numerical digits are default, however integrations with other numbering is also possible.  Please talk to us if you have specific needs for numerical character formats.

Any SMS pin questions?

Please get in touch if you have any questions or would like to talk through your verification needs.

Ready to get started?

SMS pin verification – global coverage

Afghanistan
Albania
Algeria
Andorra
Angola
Anguilla
Argentina
Armenia
Australia
Austria
Azerbaijan
Bahamas
Bahrain
Bangladesh
Barbados
Belarus
Belgium
Belize
Benin
Bermuda
Bhutan
Bolivia
Bosnia & Herzegovina
Botswana
Brazil
Brunei Darussalam
Bulgaria
Burkina Faso
Burundi
Cambodia
Canada
Cape Verde
Cayman Islands
Central African Republic
Chad
Chile
China
Colombia
Congo
Congo D.R.
Cook Islands
Costa Rica
Cote dIvoire
Croatia
Cuba
Cyprus
Czech Republic
Denmark
Diego Garcia
Djibouti
Dominica
Ecuador
Egypt
El Salvador
Equatorial Guinea
Estonia
Ethiopia
Falkland Islands
Faroe Islands
Fiji
Finland
France
French Guiana
French Polynesia
Gabon
Gambia
Georgia
Germany
Ghana
Gibraltar
Greece
Greenland
Grenada
Guadeloupe
Guam
Guatemala
Guernsey
Guinea
Guinea-Bissau
Guyana
Haiti
Hong Kong
Hungary
Iceland
Indonesia
Iran
Iraq
Ireland
Isle of Man
Israel
Italy
Jamaica
Japan
Jersey
Jordan
Kazakhstan
Kenya
Kuwait
Kyrgyzstan
Laos
Latvia
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg
Macau
Macedonia
Madagascar
Malawi
Malaysia
Maldives
Mali
Malta
Martinique
Mauritius
Mayotte
Mexico
Moldova
Monaco
Mongolia
Montenegro
Montserrat
Morocco
Mozambique
Namibia
Nauru
Nepal
Netherlands
Netherlands Antilles
New Caledonia
New Zealand
Nicaragua
Niger
Nigeria
Norway
Oman
Pakistan
Palestinian Territory
Panama
Papua New Guinea
Paraguay
Peru
Philippines
Poland
Portugal
Puerto Rico
Qatar
Reunion
Romania
Russia
Rwanda
Samoa
San Marino
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Singapore
Slovakia
Slovenia
Solomon Islands
Somalia
South Africa
South Korea
South Sudan
Spain
Sri Lanka
St Kitts & Nevis
St Lucia
St Vincent & the Grenadines
Sudan
Suriname
Swaziland
Sweden
Switzerland
Syria
Taiwan
Tajikistan
Tanzania
Thailand
Timor-Leste
Togo
Tonga
Trinidad & Tobago
Tunisia
Turkey
Turkmenistan
Turks & Caicos Islands
Uganda
Ukraine
United Arab Emirates
United Kingdom
United States
Uruguay
Uzbekistan
Vanuatu
Venezuela
Vietnam
Virgin Islands British
Virgin Islands U.S.
Yemen
Zambia
Zimbabwe

Ready to get started?