Fixed IP / Static IP / Public IP Service — Fix IP Anywhere Thailand
Fixed IP (or Static IP, Public IP) is a public address that does not change when you reboot your router — Public Fixed IP / Static Public IP is ideal for remote servers, server fixed IP, CCTV, SIP servers and port forwarding
Fix IP Anywhere is a Fixed IP service from a licensed ISP in Fixed IP Thailand — the same IP follows you everywhere, even when you switch ISP or use Fixed IP for 4G / 5G
CORECASYS delivers Static IP and Public IP service through Fix IP Anywhere — converting any internet line (Fiber, ADSL, VDSL, 3G/4G/5G) into Business Fixed IP / Internet Fixed IP that is properly registered. Ideal for enterprise public IP and business static IP — your IP follows you wherever there is internet, no matter which ISP you use.
Fixed IP Service — Fix IP / Static IP / Public IP
Fixed IP / Static IP / Public IP
Fixed IP service delivers stable Static IP and Public IP — Public Fixed IP / Static Public IP from a licensed ISP. From 900 THB/month
Enterprise Public IP / Business Static IP
Public IP for enterprise and static IP for business — Business Fixed IP for servers, remote servers, mail and CCTV
Fixed IP for VPN / VPN Public IP
Fixed IP for VPN provides a stable Fixed WAN IP — VPN Public IP from Fix IP Anywhere for site-to-site VPN and our VPN packages
Fixed IP for 4G / 5G / Fixed IP Thailand
Fixed IP for 4G / 5G via USB or WiFi — Internet Fixed IP from Fixed IP Thailand follows you everywhere
Server Fixed IP / Remote Server
Server Fixed IP for web, mail and SIP servers — Remote Server access from outside without repeated port forwarding
Fix IP Anywhere
Fix IP Anywhere is a Public IP service where your IP follows you — switch ISP freely. Call 086-7041555
Licensed ISP
Internet provider with its own Autonomous Network — Public IP from national IIG infrastructure
Public Fixed IP / Static Public IP
Properly registered Public IP — Public Fixed IP / Static Public IP reachable efficiently from abroad
Fixed IP follows you
Wherever you go, this Public Fixed IP follows you — keep the same Fixed IP when switching ISP
Flexible deployment
Multiple installation modes — we recommend Mode 5.3 behind Load Balance for best performance
Fix IP Anywhere solves the problem of ISPs alternating between Private IP and Public IP, which breaks remote server access, port forwarding and server fixed IP deployments.
Fixed IP / Static IP / Public IP Pricing
| Speed details | Monthly fee | Device | Setup |
|---|---|---|---|
| 1 IP 50/50 mbps. (Inter 50 mbps.) | 900 THB / prepaid 1 yr | 2,000 THB | Free |
| 1 IP 80/80 mbps. (Inter 80 mbps.) | 1,500 THB / prepaid 1 yr | 2,000 THB | Free |
| 1 IP 150/100 mbps. (Inter 100 mbps.) | 2,000 THB / prepaid 1 yr | 2,000 THB | Free |
| 1 IP 300/300 mbps. (Inter 300 mbps.) | 2,700 THB / prepaid 1 yr | 5,500 THB | Free |
| 1 IP 500/500 mbps. (Inter 400 mbps.) | 3,800 THB / prepaid 1 yr | 9,500 THB | Free |
- Additional IP: 200 THB/month per IP
- Choose Fix IP Anywhere speed to match your existing internet line
- White box device: lifetime warranty — USB 3G/4G device: 1-year warranty
- If service is paused and resumed later, reconnection fee 1,000 THB applies
- Fix IP Anywhere logs are stored per ICT Act B.E. 2560 and PDPA standards
- Customers can register MAC address with their Public IP (extra security)
- Extra IP Abroad available in ~13 countries (ask for your target country)
Fix IP Anywhere Videos — Fixed IP / Public IP
Extra IP Abroad
Australia Canada France Germany Hongkong Japan Malta
New Zealand Singapore Spain England U.S.A. Netherlands
Extra IP Abroad is billed on top of Fix IP Anywhere First year 25,000 THB/year (50% off from year 2)
- Use Extra IP Abroad for TikTok / Facebook selling in foreign markets
- Share International Gateway (Extra IP Abroad) via VPN
- Use as second gateway to reach problematic destinations (ideal for large organizations)
How to connect to the device
Connect via Bridge Modem (customer enters User Name / Password)
Set notebook LAN to 172.31.x.10 / Subnet 255.255.255.0 (no gateway) — connect LAN cable from notebook to port 2 of Fix IP Anywhere device — open browser http://172.31.x.x — click PPP menu then pppoe-out1
Enter User Name and Password as shown below
Auto IP connection (if you already get a working IP, you can use it immediately) 
Connect via USB 3G/4G (customer buys USB dongle separately, 2,500 THB)
Works with True, AIS, DTAC, my by CAT, Line Mobile, TOT3G (all Thai carriers)
Connect via WiFi
Use Fix IP Anywhere to connect via WiFi / WiFi HotSpot — reduces damage from modem power surges (lightning or short circuit)
Enterprise installation modes
Port forwarding problems
- Head office DDNS does not update
- Branch router or client cannot reach head office DDNS because branch DNS is not updated
- ISP alternates between Private IP and Public IP
- One DDNS provider does not work everywhere — sometimes DDNS works, sometimes NO-IP works
Benefits of Fix IP Anywhere — Business Fixed IP
- Public Fixed IP connected directly to server or router
- Wherever you go, this Public Fixed IP follows you
- Fix remote access from outside
- Install mail server or other servers (web, DNS) with your own Public IP
- Cloud monitoring of Fix IP Anywhere devices and customer Public IPs
- Free network design consulting for Fix-IP related deployments
No single network or line is best everywhere — Fix IP Anywhere is the long-term solution
FAQ — Fixed IP / Static Public IP
- What is the difference between Fixed IP and Dynamic IP?
- Fixed IP (Static Public IP) is a public address that does not change when you reboot your router — ideal for remote desktop, CCTV, SIP servers and port forwarding. Dynamic IP changes on each session, making external access unreliable.
- Can home broadband get a Fixed IP (Static Public IP)?
- Yes — CORECASYS Fix IP Anywhere converts Fiber, ADSL, VDSL or 4G/5G lines into a registered Static Public IP from a real ISP without replacing your main internet line.
- How is Fix IP Anywhere different from a SIM with Fixed IP?
- Fix IP Anywhere provides Public IP from our own Autonomous Network as a licensed ISP. Your IP follows you anywhere and you can switch ISP. SIM Fixed IP is usually tied to one carrier and one SIM.
- Does it work with 5G and can I switch ISP?
- Yes — supports 3G/4G/5G via USB and WiFi connections. Your Public Fixed IP follows you even when you change ISP or relocate.
- How much does Fixed IP service cost?
- From 900 THB/month for 1 Public IP at 50/50 Mbps, prepaid annually. Device 2,000 THB. No setup fee — see pricing table
- How does Fixed IP for VPN and VPN Public IP work?
- Fixed IP for VPN provides a stable Fixed WAN IP for VPN gateways — VPN Public IP from Fix IP Anywhere for VPN packages and site-to-site VPN
- What is Business Fixed IP and Internet Fixed IP?
- Business Fixed IP and Internet Fixed IP are stable public addresses for enterprise — public IP for enterprise and static IP for business from Fix IP Anywhere
- Can I use Server Fixed IP and Remote Server with Fix IP Anywhere?
- Yes — Server Fixed IP for web, mail and SIP servers — Remote Server access from outside without repeated port forwarding
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Interested in Fixed IP / Fix IP Anywhere?
Call 086-7041555 / 089-8555055 | info@corecasys.com