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Private IPv4 addresses
| RFC1918 name | IP address range | Classful description |
|---|---|---|
| 24-bit block | 10.0.0.0 – 10.255.255.255 | single class A network |
| 20-bit block | 172.16.0.0 – 172.31.255.255 | 16 contiguous class B networks |
| 16-bit block | 192.168.0.0 – 192.168.255.255 | 256 contiguous class C networks |
Private network - Wikipedia
en.wikipedia.org › wiki › Private_network
en.wikipedia.org › wiki › Private_network
Web results
IPv4 Private Address Space and Filtering - American Registry ...
www.arin.net › research › statistics › address_filters
www.arin.net › research › statistics › address_filters
0.0/16 IP addresses: 192.168.0.0 – 192.168.255.255. Note that only a portion of the “172” and the “192” address ranges are designated for private use.
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Why this private IP only range 172.16.0.0 - 172.31.255.255 ?
learningnetwork.cisco.com › question › why-this-privat...
learningnetwork.cisco.com › question › why-this-privat...
Dec 19, 2013 — Why this private IP only range 172.16.0.0 - 172.31.255.255 ? im having some time thinkin about 172.16.0.0 - 172 ...
RFC 1918 - Address Allocation for Private Internets - IETF Tools
tools.ietf.org › html › rfc1918
tools.ietf.org › html › rfc1918
The cost of using private internet address space is the potentially costly effort to ... Just like hosts within the first category, such hosts may use IP addresses that ...
What is a private IP address and what are the private IP ranges?
help.collab.net › topic › teamforge174 › faq › privateIP
help.collab.net › topic › teamforge174 › faq › privateIP
Any IP address that falls specified ranges is a private IP address and is ... 172.[16-31]. It is possible for anyone to see their external (public) IP by going to any ...
What is the difference between a public and private IP address ...
help.keenetic.com › en-us › articles › 213965789-What...
help.keenetic.com › en-us › articles › 213965789-What...
Oct 18, 2019 — All IPv4 IP addresses can be divided into two major groups: global, or public, or external - this group can also be called 'WAN...
What is the significance of IP addresses starting with 172 ...
www.quora.com › What-is-the-significance-of-IP-addre...
www.quora.com › What-is-the-significance-of-IP-addre...
Jun 12, 2019 — It depends on the 2nd octet. If the 1st octet is 172 and the 2nd octet of a IPv4 address is 16–31, you have a private IP address, similar to ...
7 answers
IP Address Allocation for Private Networks
community.mellanox.com › article › ip-address-allocati...
community.mellanox.com › article › ip-address-allocati...
Dec 3, 2018 — The 172.16.0.0/12 private network allows the following range of valid IP addresses: 172.16.0.1 to 172.31.255.254. 192.168.0.0/16.
What is a Private IP Address? - What Is My IP Address
whatismyipaddress.com › Learn › IP Addresses
whatismyipaddress.com › Learn › IP Addresses
An IP address within one of three ranges (10.x.x.x, 192.168.x.x, 172.16.0.0 - 172.31.255.255) are used within local networks only (behind routers and firewalls)
About Private IP Address Ranges · Customer Portal
community.helpsystems.com › intermapper › map › ab...
community.helpsystems.com › intermapper › map › ab...
Feb 27, 2019 — The Internet Assigned Numbers Authority (IANA) has reserved the following three blocks of the IP address space for private internets: 10.0.0.0 - ...