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Autonomous System

AS8517

National Academic Network and Information Center

Announced IPs
230,144
CIDR prefixes
120
ASN
AS8517

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 →

Network profile

Source: PeeringDB →
Network type Educational/Research
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
79.123.192.0/18 16.4K
4.3%
National Academic Network and Information Center TR Kırşehir Kırşehir
161.9.192.0/18 16.4K
2.2%
National Academic Network and Information Center TR İzmir Province Izmir
79.123.128.0/19 8.2K
2.0%
National Academic Network and Information Center TR Erzincan Erzincan
95.183.160.0/19 8.2K
0.6%
National Academic Network and Information Center TR Bayburt Province Bayburt
193.255.128.0/19 8.2K
1.3%
National Academic Network and Information Center TR Edirne Edirne
79.123.160.0/20 4.1K
1.2%
National Academic Network and Information Center TR Karaman Merkez
95.183.144.0/20 4.1K
0.0%
National Academic Network and Information Center TR Istanbul Maltepe
95.183.240.0/20 4.1K
3.6%
National Academic Network and Information Center TR Ankara Ankara
161.9.128.0/20 4.1K
0.0%
National Academic Network and Information Center TR — —
161.9.160.0/20 4.1K
2.4%
National Academic Network and Information Center TR — —
193.140.48.0/20 4.1K
40.5%
National Academic Network and Information Center TR Gaziantep Gaziantep
193.140.144.0/20 4.1K
63.4%
National Academic Network and Information Center TR Sivas Sivas
193.255.0.0/20 4.1K
0.0%
National Academic Network and Information Center TR — —
193.255.96.0/20 4.1K
3.5%
National Academic Network and Information Center TR Canakkale Merkez
193.255.176.0/20 4.1K
0.6%
National Academic Network and Information Center TR Balıkesir Balıkesir
193.255.192.0/20 4.1K
2.2%
National Academic Network and Information Center TR Adana Adana
194.27.0.0/20 4.1K
80.6%
National Academic Network and Information Center TR Ankara Ankara
194.27.32.0/20 4.1K
18.5%
National Academic Network and Information Center TR Aydın Efeler
194.27.112.0/20 4.1K
0.8%
National Academic Network and Information Center TR Bursa Province Bursa
194.27.128.0/20 4.1K
1.1%
National Academic Network and Information Center TR Istanbul Istanbul
79.123.184.0/21 2.0K
4.4%
National Academic Network and Information Center TR Nevşehir Province Nevşehir
95.183.128.0/21 2.0K
1.6%
National Academic Network and Information Center TR — —
95.183.200.0/21 2.0K
1.7%
National Academic Network and Information Center TR Istanbul Istanbul
95.183.208.0/21 2.0K
14.6%
National Academic Network and Information Center TR Ankara Ankara
95.183.232.0/21 2.0K
0.0%
National Academic Network and Information Center TR — —
161.9.184.0/21 2.0K
0.0%
National Academic Network and Information Center TR — —
193.140.8.0/21 2.0K
20.1%
National Academic Network and Information Center TR — —
193.140.24.0/21 2.0K
63.7%
National Academic Network and Information Center TR İzmir Province Buca
193.140.32.0/21 2.0K
0.2%
National Academic Network and Information Center TR — —
193.140.88.0/21 2.0K
4.2%
National Academic Network and Information Center TR — —
193.140.96.0/21 2.0K
38.3%
National Academic Network and Information Center TR — —
193.140.112.0/21 2.0K
0.0%
National Academic Network and Information Center TR — —
193.140.128.0/21 2.0K
9.1%
National Academic Network and Information Center TR Eskişehir Odunpazari
193.140.160.0/21 2.0K
41.3%
National Academic Network and Information Center TR — —
193.140.176.0/21 2.0K
7.0%
National Academic Network and Information Center TR Tokat Province Tokat Province
193.140.240.0/21 2.0K
13.1%
National Academic Network and Information Center TR — —
193.255.16.0/21 2.0K
0.0%
National Academic Network and Information Center TR — —
193.255.32.0/21 2.0K
0.0%
National Academic Network and Information Center TR — —
193.255.80.0/21 2.0K
1.0%
National Academic Network and Information Center TR Eskişehir Odunpazari
193.255.160.0/21 2.0K
0.0%
National Academic Network and Information Center TR — —
193.255.208.0/21 2.0K
2.4%
National Academic Network and Information Center TR Mersin Merkez
193.255.240.0/21 2.0K
62.0%
National Academic Network and Information Center TR Konya Selçuklu
194.27.16.0/21 2.0K
49.2%
National Academic Network and Information Center TR — —
194.27.56.0/21 2.0K
99.1%
National Academic Network and Information Center TR — —
194.27.64.0/21 2.0K
74.6%
National Academic Network and Information Center TR İzmir Province Izmir
194.27.80.0/21 2.0K
1.8%
National Academic Network and Information Center TR Trabzon Trabzon
194.27.104.0/21 2.0K
99.1%
National Academic Network and Information Center TR — —
194.27.152.0/21 2.0K
6.7%
National Academic Network and Information Center TR — —
194.27.168.0/21 2.0K
39.1%
National Academic Network and Information Center TR — —
194.27.176.0/21 2.0K
14.2%
National Academic Network and Information Center TR — —
194.27.200.0/21 2.0K
1.0%
National Academic Network and Information Center TR Zonguldak Province Kozlu
194.27.208.0/21 2.0K
6.3%
National Academic Network and Information Center TR — —
194.27.224.0/21 2.0K
2.8%
National Academic Network and Information Center TR Bolu Bolu
95.183.140.0/22 1.0K
0.1%
National Academic Network and Information Center TR — —
95.183.196.0/22 1.0K
2.7%
National Academic Network and Information Center TR İzmir Province Izmir
95.183.224.0/22 1.0K
3.1%
National Academic Network and Information Center TR — —
161.9.176.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
185.7.0.0/22 1.0K
0.6%
National Academic Network and Information Center TR — —
193.140.64.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
193.140.80.0/22 1.0K
14.0%
National Academic Network and Information Center TR — —
193.140.104.0/22 1.0K
99.5%
National Academic Network and Information Center TR Gaziantep Gaziantep
193.140.120.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
193.140.128.0/22 1.0K
5.2%
National Academic Network and Information Center TR Eskişehir Odunpazari
193.140.136.0/22 1.0K
74.8%
National Academic Network and Information Center TR — —
193.140.168.0/22 1.0K
1.8%
National Academic Network and Information Center TR Trabzon Trabzon
193.140.248.0/22 1.0K
27.6%
National Academic Network and Information Center TR — —
193.255.24.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
193.255.40.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
193.255.48.0/22 1.0K
4.4%
National Academic Network and Information Center TR — —
193.255.60.0/22 1.0K
5.7%
National Academic Network and Information Center TR Ankara Ankara
193.255.64.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
193.255.76.0/22 1.0K
0.4%
National Academic Network and Information Center TR — —
193.255.88.0/22 1.0K
11.3%
National Academic Network and Information Center TR — —
193.255.124.0/22 1.0K
7.3%
National Academic Network and Information Center TR Elazığ Elâzığ
193.255.168.0/22 1.0K
0.0%
National Academic Network and Information Center TR Istanbul Sarıyer
193.255.216.0/22 1.0K
1.0%
National Academic Network and Information Center TR — —
193.255.248.0/22 1.0K
99.2%
National Academic Network and Information Center TR — —
194.27.52.0/22 1.0K
24.8%
National Academic Network and Information Center TR — —
194.27.88.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
194.27.144.0/22 1.0K
0.0%
National Academic Network and Information Center TR — —
194.27.184.0/22 1.0K
1.0%
National Academic Network and Information Center TR Antalya Antalya
194.27.216.0/22 1.0K
4.9%
National Academic Network and Information Center TR — —
194.27.232.0/22 1.0K
0.0%
National Academic Network and Information Center TR Kütahya Simav
95.183.136.0/23 512
8.0%
National Academic Network and Information Center TR — —
95.183.230.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.140.68.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.140.84.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.140.124.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.140.132.0/23 512
0.6%
National Academic Network and Information Center TR — —
193.140.140.0/23 512
68.0%
National Academic Network and Information Center TR — —
193.140.254.0/23 512
28.3%
National Academic Network and Information Center TR — —
193.255.28.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.255.46.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.255.68.0/23 512
4.5%
National Academic Network and Information Center TR — —
193.255.74.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.255.94.0/23 512
1.8%
National Academic Network and Information Center TR — —
193.255.172.0/23 512
0.0%
National Academic Network and Information Center TR — —
193.255.238.0/23 512
0.0%
National Academic Network and Information Center TR — —
194.27.30.0/23 512
0.0%
National Academic Network and Information Center TR — —
194.27.50.0/23 512
1.6%
National Academic Network and Information Center TR Kırıkkale Ahili

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS8517 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
193.140.99.0/24 221,503 2026-11-11 09:03:08
79.123.128.0/17 185,883 2026-11-11 09:03:09
161.9.128.0/17 153,208 2026-11-11 09:05:09
193.255.0.0/16 148,102 2026-11-11 09:05:09
95.183.128.0/17 147,608 2026-11-11 09:03:08
193.140.0.0/16 147,579 2026-11-11 09:05:09
194.27.0.0/16 145,313 2026-11-11 09:05:09
194.27.43.0/24 136,941 2026-11-11 08:12:14
194.27.232.0/22 132,974 2026-11-11 08:12:14
194.27.236.0/23 130,949 2026-11-11 08:12:14
194.27.228.0/22 111,275 2026-11-11 09:03:08
193.140.140.0/24 77,441 2026-11-11 09:03:08
193.255.27.0/24 51,360 2026-11-11 09:03:08
193.255.32.0/24 50,055 2026-11-11 09:03:08
193.255.33.0/24 49,015 2026-11-11 09:03:08
193.255.19.0/24 48,707 2026-11-11 09:03:08
193.255.24.0/24 48,605 2026-11-11 09:03:08
193.255.25.0/24 48,373 2026-11-11 09:03:08
193.255.26.0/24 48,147 2026-11-11 09:03:08
193.255.28.0/24 47,885 2026-11-11 09:03:08
193.255.36.0/24 47,821 2026-11-11 09:03:08
193.255.35.0/24 47,754 2026-11-11 09:03:08
194.27.141.0/24 47,156 2026-11-11 09:03:08
194.27.140.0/24 47,103 2026-11-11 09:03:08
194.27.142.0/24 47,065 2026-11-11 09:03:08
193.255.16.0/24 46,898 2026-11-11 09:03:08
193.255.21.0/24 46,761 2026-11-11 09:03:08
193.255.17.0/24 46,553 2026-11-11 09:03:08
193.255.20.0/24 46,523 2026-11-11 09:03:08
193.255.18.0/24 46,081 2026-11-11 09:03:08
193.255.22.0/24 45,440 2026-11-11 09:03:08
161.9.142.0/24 45,384 2026-11-11 09:03:08
95.183.179.0/24 45,040 2026-11-11 09:03:08
95.183.178.0/24 44,045 2026-11-11 09:03:08
185.7.0.0/22 40,843 2026-11-11 09:03:08
193.140.83.0/24 20,359 2026-11-11 09:02:15
185.7.1.0/24 16,378 2026-11-11 09:02:15
161.9.255.0/24 11,570 2026-10-07 12:38:34
193.255.58.0/24 1,582 2026-11-02 16:11:47
193.140.99.74/32 154 2026-10-21 03:46:58
193.140.99.73/32 11 2026-10-07 08:09:48
193.140.99.72/32 7 2026-10-07 10:57:27
79.123.186.150/32 7 2026-07-22 20:45:22
193.140.100.128/27 5 2026-09-24 18:44:32
193.140.99.71/32 4 2026-10-07 14:46:15
193.255.217.42/32 3 2026-08-24 14:15:00
193.140.13.136/32 1 2026-10-05 10:37:39

Frequently Asked Questions

What is AS8517?

AS8517 is an Autonomous System Number assigned to National Academic Network and Information Center. 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 AS8517 announce?

AS8517 announces 230.1K IPv4 addresses distributed across 120 routed CIDR prefixes. The network is registered in Türkiye.

Who operates AS8517?

AS8517 is operated by National Academic Network and Information Center. The organization is based in Türkiye. You can view all IP ranges and related ASNs on the organization page.

What country is AS8517 registered in?

AS8517 is registered in Türkiye. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

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