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CIDR Range

153.56.242.0/23

Addresses
512
512
Sub-ranges
2+
within this block
PTR Density
0.0%
0 of 512 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 153.56.242.0/23

First and last addresses in 153.56.242.0/23

153.56.242.0/23 runs from 153.56.242.0 to 153.56.243.255.

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
2026-11-13 Deallocation AE —
2026-11-13 New Allocation — AE
2026-11-05 Deallocation AE —
2026-11-05 New Allocation — AE
2026-10-28 Deallocation AE —
2026-10-28 New Allocation — AE
2026-09-24 Deallocation AE —
2026-09-24 New Allocation — AE
2026-09-16 Deallocation AE —
2026-09-16 New Allocation — AE
2026-08-27 Deallocation AE —
2026-08-27 New Allocation — AE
2026-08-19 Deallocation AE —
2026-08-19 New Allocation — AE
2026-05-10 New Allocation — AE

Frequently Asked Questions

What is 153.56.242.0/23?

153.56.242.0/23 is a CIDR network block containing 512 IPv4 addresses (from 153.56.242.0 to 153.56.243.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 153.56.242.0/23 network?

The 153.56.242.0/23 range is allocated to Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. and announced via AS204457 from Türkiye.

Last updated: 2026-11-13 09:24:05 UTC
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