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CIDR Range

48.103.112.0/21

2.0K IPs /21 United States RIPE
Addresses
2,048
2.0K
Sub-ranges
9+
within this block
PTR Density
0.0%
0 of 2.0K IPs have PTR

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 48.103.112.0/21

Geolocation

First and last addresses in 48.103.112.0/21

48.103.112.0/21 runs from 48.103.112.0 to 48.103.119.255.

First 16
Last 16

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date Event From To
2026-10-15 Deallocation US —
2026-10-15 New Allocation — US
2026-06-18 New Allocation — US

Frequently Asked Questions

What is 48.103.112.0/21?

48.103.112.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 48.103.112.0 to 48.103.119.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 48.103.112.0/21 network?

The 48.103.112.0/21 range is allocated to an unknown organization from United States.

Last updated: 2026-11-13 06:39:05 UTC
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