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CIDR Range

24.155.128.0/18

16.4K IPs /18 United States ARIN
Addresses
16,384
16.4K
Sub-ranges
50+
within this block
PTR Density
95.1%
15.6K of 16.4K 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.

76/100
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 24.155.128.0/18

CIDRIPsOrganizationASNCountry
24.155.160.0/19 8.2K Grande Communications Networks, LLC AS7459 US
24.155.176.0/20 4.1K Grande Communications Networks, LLC AS7459 US
24.155.128.0/20 4.1K Grande Communications Networks, LLC AS7459 US
24.155.152.0/21 2.0K Grande Communications Networks, LLC AS7459 US
24.155.184.0/21 2.0K — — US
24.155.160.0/21 2.0K Grande Communications Networks, LLC AS7459 US
24.155.160.0/21 2.0K — — US
24.155.128.0/21 2.0K Grande Communications Networks, LLC AS7459 US
24.155.152.0/21 2.0K Grande Communications Networks, LLC AS7459 US
24.155.156.0/22 1.0K — — US
24.155.128.0/22 1.0K — — US
24.155.152.0/22 1.0K — — US
24.155.148.0/22 1.0K — — US
24.155.148.0/22 1.0K Grande Communications Networks, LLC AS7459 US
24.155.148.0/22 1.0K Grande Communications Networks, LLC AS7459 US
24.155.168.0/22 1.0K Grande Communications Networks, LLC AS7459 US
24.155.168.0/22 1.0K — — US
24.155.180.0/22 1.0K — — US
24.155.132.0/23 512 — — US
24.155.146.0/23 512 Grande Communications Networks, LLC AS7459 US
24.155.146.0/23 512 — — US
24.155.146.0/23 512 Grande Communications Networks, LLC AS7459 US
24.155.140.0/23 512 Grande Communications Networks, LLC AS7459 US
24.155.140.0/23 512 — — US
24.155.134.0/23 512 — — US
24.155.136.0/23 512 Grande Communications Networks, LLC AS7459 US
24.155.136.0/23 512 — — US
24.155.178.0/23 512 — — US
24.155.176.0/23 512 — — US
24.155.172.0/23 512 — — US
24.155.172.0/23 512 Grande Communications Networks, LLC AS7459 US
24.155.143.0/24 256 Grande Communications Networks, LLC AS7459 US

First and last addresses in 24.155.128.0/18

24.155.128.0/18 runs from 24.155.128.0 to 24.155.191.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 24.155.0.0/16.

Announced prefix
Origin AS
Announcement samples
31,121
Last seen
2026-11-13 19:29:31

RIR Ownership History

Atom feed ⇲

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

Date Event From To
2026-05-10 New Allocation — US

Frequently Asked Questions

What is 24.155.128.0/18?

24.155.128.0/18 is a CIDR network block containing 16,384 IPv4 addresses (from 24.155.128.0 to 24.155.191.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 24.155.128.0/18 network?

The 24.155.128.0/18 range is allocated to an unknown organization from United States.

Last updated: 2026-11-13 19:39:05 UTC
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