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Netgate Security

NetGate Firewall with pfSense firmware, the future of secure networking is here. Scalable performance. Superior value. Cloud or premises. Enterprise Ready, NGFW : next generation firewall protocol.

OSIgate Security


OSIgate Firewall with OPNSense firmware, the future of cyber security. Scalable performance. Superior value. Enterprise Ready, Snort, Suricata, NGFW : next generation firewall protocol.

HP & Dell Server

We are using HP and Dell servers in Hong Kong and China Data Centers.

1sthost Wechat Apps, Email and Firewall Expert


Security SMS Alert


SMS Alert System :

Remedy Action for Internet servers;

Critical task for IT engineer ...

A Simple Alarm Solution BUT Critical for Business

Short Messaging Service (SMS) is a very useful and non-intrusive messaging method for machine-to-person communication that is important and  time sensitive.

It is ideal for remote monitoring where the facilities being monitored are scattered, deserted, unmanned or mission critical. SMS Alert System is engineered as a cost effective fast deployment remote monitoring solution. When a predefined alarm condition happens, it deliver predefined SMS to pre-configured mobile number of employee or contractor who are responsible for the facilities it is monitoring. It also allows those mobile phone users to trigger an output by using predefined SMS to change the statue of devices to contain the alarm before help arrival at the facility. click here to apply or call 23700993 for detail ...

Do your facility down time is a concern ?

1sthost SMS Alert (alarm) is an excellent tools for centralized wireless monitoring of your internet sites. It is design to be a standalone monitoring unit with the capability monitoring your website; internet server; router; IP devices ... etc.  When an alarm states occurred, its sends SMS alerts notification to IT staffs instantaneously. SMS Alert System help businesses to effectively monitoring; management; remedy action plan, disaster recovery ... etc and also manage various types of facilities and critical system .click here to apply or call 23700993 for detail ...


SMS Alert Watchers : What can be monitored ?

1. Specified  Port alert : monitor port 25 for SMTP, port 5506 for SQL ... send alert if port no response
2. Specified URL alert: Server send string; Server result regex ... alert if return unexpected string
3. MX record alert: monitor MX record from your DNS, send alert if fail to response MX query
4. DNS alert: monitor DNS server, send alert if DNS server down.
5. File Downloadable alert: send alert if can NOT download a specified file. (i.e. monitor FTP server

* Support Hong Kong Mobile and China Mobile. HK SMS via HK telco, China SMS via China telco
* Support English, Japanese, Korean, Traditional Chinese and Simplified Chinese ...
* Alert timer: Server down over 1~30mins then trigger SMS alert, you can define your own alert timer






Call Sales and Support

Please whatsapp/call office +852.23700993 or Email : sales_team @ for enquiry ...

Email Certificate

1sthost proud to provide Comodo Personal Authentication Certificates, Prevent Email spoofing, prevent forged sender. Digital Sign of Email, Encryption of Email ... etc