Outgoing Port Tester

Test which outgoing ports are accessible from your network

Browser Limitations

Some browsers have a list of "unsafe" ports that they block.

Mobile Device Notice

Mobile phones may not run these tests correctly due to non-random source ports.

Quick Scan (1-999)

Fast interactive scan

Quick Scan (1000-1999)

Fast interactive scan

Full Range Scan

Test all ports 1-65535

Select Port Range

1 to 999 1000 to 1999 2000 to 2999 3000 to 3999 4000 to 4999 5000 to 5999 6000 to 6999 7000 to 7999 8000 to 8999 9000 to 9999 10000 to 10999 11000 to 11999 12000 to 12999 13000 to 13999 14000 to 14999 15000 to 15999 16000 to 16999 17000 to 17999 18000 to 18999 19000 to 19999 20000 to 20999 21000 to 21999 22000 to 22999 23000 to 23999 24000 to 24999 25000 to 25999 26000 to 26999 27000 to 27999 28000 to 28999 29000 to 29999 30000 to 30999 31000 to 31999 32000 to 32999 33000 to 33999 34000 to 34999 35000 to 35999 36000 to 36999 37000 to 37999 38000 to 38999 39000 to 39999 40000 to 40999 41000 to 41999 42000 to 42999 43000 to 43999 44000 to 44999 45000 to 45999 46000 to 46999 47000 to 47999 48000 to 48999 49000 to 49999 50000 to 50999 51000 to 51999 52000 to 52999 53000 to 53999 54000 to 54999 55000 to 55999 56000 to 56999 57000 to 57999 58000 to 58999 59000 to 59999 60000 to 60999 61000 to 61999 62000 to 62999 63000 to 63999 64000 to 65535

Tips

• If a test doesn't load, refresh the page and try again

• Common blocked ports include 25 (SMTP), 135-139 (NetBIOS), 445 (SMB)

• Use a desktop browser for most accurate results

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