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whatportis:

A community-driven database of network ports and protocols. Every entry is open to correction.

ports
6,668
categories
16
updated
1d ago

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port ranges

well-known
0–1023
registered
1024–49151
dynamic
49152–65535

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transportstcpudpsctp

index / categories

Browse by Category

Every documented port, filed by what it actually does. Each row states its size, its risk mix and its transport split — open one to read the full listing.

categories
16
ports filed
6,668

5,559 filings · ports can sit in more than one

largest
2,027

network services

avg risk
1.8

safe across the corpus

encrypted
325

5% of ports

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Corpus Composition

6,668 ports

risk mix

  • safe79%
  • caution17%
  • risk4%
  • critical0%

transport

  • tcp53%
  • udp47%
  • sctp1%

a port can speak more than one transport

number range

  • well-known · 0–1023747
  • registered · 1024–491515,914
  • dynamic · 49152–655357

Category Directory

ordered by size
categoryrisk mixtransportports
  • Network Services
    avg 2.6
    tcp 1720udp 15622027
  • System
    avg 2.8
    tcp 950udp 8021030
  • Security
    avg 2.9
    tcp 393udp 272446
  • Web Services
    avg 3.1
    tcp 238udp 114247
  • Remote Access
    avg 4.0
    tcp 227udp 145246
  • File Transfer
    avg 3.3
    tcp 197udp 134217
  • IoT
    avg 3.3
    tcp 162udp 153207
  • Voice and Chat
    avg 3.2
    tcp 167udp 125200
  • Databases
    avg 3.8
    tcp 170udp 109176
  • Gaming
    avg 3.4
    tcp 111udp 111167
  • Media
    avg 2.2
    tcp 131udp 120153
  • Mobile
    avg 2.3
    tcp 99udp 87133
  • Cloud
    avg 4.0
    tcp 115udp 55128
  • Email
    avg 2.9
    tcp 69udp 4171
  • Streaming
    avg 3.2
    tcp 48udp 3656
  • Virtualization
    avg 3.2
    tcp 42udp 3255