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Autonomous System

AS204457

Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti.

Announced IPs
5,120
CIDR prefixes
14
ASN
AS204457

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 300-500Gbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS204457:AS-ATLANTISNET

Present at 7 internet exchanges: VIX, DE-CIX Istanbul: DE-CIX Istanbul Peering LAN, DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, BIX.BG: Main, GNM-IX, AMS-IX, TurkIX Sofia

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
185.248.12.0/22 1.0K
99.2%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Esenyurt
45.156.30.0/23 512
98.8%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Istanbul
131.222.230.0/23 512
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Esenyurt
131.222.232.0/23 512
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Esenyurt
45.94.5.0/24 256
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Esenyurt
45.94.7.0/24 256
98.4%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Istanbul
87.121.22.0/24 256
2.3%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR
94.103.124.0/24 256
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. BG
95.141.248.0/24 256
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Esenyurt
188.125.163.0/24 256
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Esenyurt
188.125.168.0/24 256
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Istanbul
194.4.153.0/24 256
75.8%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Istanbul
195.170.186.0/24 256
97.3%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Istanbul
213.134.12.0/24 256
0.0%
Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti. TR Istanbul Istanbul

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS204457 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
131.222.230.0/24 163,346 2026-07-31 01:28:27
185.248.12.0/24 157,496 2026-07-31 01:28:59
95.141.248.0/24 156,233 2026-07-31 01:28:27
185.248.13.0/24 154,825 2026-07-31 01:28:59
195.170.186.0/24 144,483 2026-07-31 01:28:59
87.121.22.0/24 141,908 2026-07-31 01:28:27
188.125.168.0/24 140,369 2026-07-31 01:28:59
45.94.5.0/24 136,747 2026-07-31 01:27:54
213.134.12.0/24 135,411 2026-07-31 01:29:50
194.4.153.0/24 135,212 2026-07-31 01:28:59
45.94.7.0/24 132,572 2026-07-31 01:27:54
188.125.163.0/24 104,449 2026-07-31 01:28:59
94.103.124.0/24 70,855 2026-07-31 01:28:27
131.222.231.0/24 54,153 2026-07-31 01:28:27
131.222.232.0/24 51,787 2026-07-31 01:28:27
131.222.233.0/24 50,099 2026-07-31 01:28:27
185.248.15.0/24 48,533 2026-07-31 01:28:59
185.248.14.0/24 45,780 2026-07-31 01:28:59
185.165.77.0/24 25,412 2026-07-13 06:46:20
185.165.78.0/24 25,219 2026-07-13 06:46:20
45.156.31.0/24 22,153 2026-07-31 01:27:57
45.156.30.0/24 17,259 2026-07-31 01:27:57
188.132.207.0/24 114 2026-06-10 04:57:55
193.203.0.0/23 20 2026-06-21 12:46:35

Frequently Asked Questions

What is AS204457?

AS204457 is an Autonomous System Number assigned to Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS204457 announce?

AS204457 announces 5.1K IPv4 addresses distributed across 14 routed CIDR prefixes. The network is registered in Türkiye.

Who operates AS204457?

AS204457 is operated by Atlantis Telekomunikasyon Bilisim Hizmetleri San. ve Tic. Ltd. Sti.. The organization is based in Türkiye. You can view all IP ranges and related ASNs on the organization page.

What country is AS204457 registered in?

AS204457 is registered in Türkiye. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-31 01:40:32 UTC
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