Loopback (127.0.0.0/8) — always refers to the local machine itself; 127.0.0.1 is commonly called "localhost". These addresses are not routable on the public Internet and are excluded from search-engine indexing.
Network Allocation for 127.129.162.193
- CIDR range
- 127.0.0.0/8
- IP range (int)
- 2,130,706,432 — 2,147,483,647
- Prefix length
- /8
- Regional Internet Registry
- IANA
- Data source(s)
- iana_special
- Last updated
- 2026-06-07 17:10:01
Frequently Asked Questions
Why is 127.129.162.193 reserved?
127.129.162.193 is part of a reserved address block: Loopback (127.0.0.0/8) — always refers to the local machine itself; 127.0.0.1 is commonly called "localhost". Reserved addresses are not routable on the public internet and are typically used for private networks, loopback testing, or documentation purposes.
Can I use 127.129.162.193 on my network?
If 127.129.162.193 falls within a private-use range (like 10.0.0.0/8, 172.16.0.0/12, or 192.168.0.0/16), you can use it freely on your local network. It will not be reachable from the public internet.
Neighbors
Other addresses in the same /24.
