ASN AS8517 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS8517?

AS8517 is listed under National Academic Network and Information Center.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS8517 National Academic Network and Information Center

National Academic Network and Information Center ulakbim.tubitak.gov.tr

TR 162 Routes

AS Data

AS8517

AS8517 – National Academic Network and Information Center

AS Number	8517
AS Name	ULAKNET
Organization	National Academic Network and Information Center (org-nana1-ripe)
Country	TR
Website	ulakbim.tubitak.gov.tr
Number of IPv4 Routes	37
Number of IPv6 Routes	2
ASN type	EDUCATION
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	1970-01-01

ASN Intelligence API for production workflows

Use ASN data for AS8517 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
193.255.84.0/23	AS8517	National Academic Network and Information Center	Bahcesehir University	512
193.255.16.0/24	AS8517	National Academic Network and Information Center	Istanbul Universitesi Cerrahpasa	256
193.255.50.0/23	AS8517	National Academic Network and Information Center	Afyon Kacatepe Universitesi	512
193.140.56.0/22	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	1024
193.255.102.0/24	AS8517	National Academic Network and Information Center	Dogus Schools Group	256
193.255.32.0/24	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	256
193.255.48.0/23	AS8517	National Academic Network and Information Center	Afyon Kocatepe University	512
79.123.128.0/17	AS8517	National Academic Network and Information Center	Cankiri Karatekin Universitesi	32768
194.27.142.0/23	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	512
194.27.232.0/22	AS8517	National Academic Network and Information Center	Dumlupinar Universitesi	1024
161.9.224.0/23	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	512
161.9.198.0/23	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	512
194.27.112.0/20	AS8517	National Academic Network and Information Center	Uludag University	4096
193.255.19.0/24	AS8517	National Academic Network and Information Center	Istanbul Universitesi Cerrahpasa	256
194.27.226.0/24	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	256
193.255.68.0/24	AS8517	National Academic Network and Information Center	Namik Kemal University	256
193.255.35.0/24	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	256
161.9.160.0/22	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	1024
95.183.178.0/23	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	512
161.9.196.0/24	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	256
193.255.26.0/24	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	256
193.255.20.0/23	AS8517	National Academic Network and Information Center	Istanbul Universitesi Cerrahpasa	512
194.27.43.0/24	AS8517	National Academic Network and Information Center	Dumplupinar Universitesi	256
161.9.168.0/21	AS8517	National Academic Network and Information Center	Dokuz Eylul University	2048
194.27.80.0/22	AS8517	National Academic Network and Information Center	Milli Savunma Universitesi, Deniz Harp Okulu	1024
193.140.244.0/22	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	1024
193.255.36.0/24	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	256
193.255.69.0/24	AS8517	National Academic Network and Information Center	Namik Kemal University	256
194.27.72.0/24	AS8517	National Academic Network and Information Center	Kocaeli University	256
194.27.102.0/23	AS8517	National Academic Network and Information Center	Dokuz Eylul Universitesi	512
193.255.46.0/23	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	512
193.255.24.0/22	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	1024
193.255.145.0/24	AS8517	National Academic Network and Information Center	T.C. Istanbul Bilim Universitesi	256
95.183.176.0/24	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	256
193.140.68.0/23	AS8517	National Academic Network and Information Center	Istanbul University	512
193.140.248.0/22	AS8517	National Academic Network and Information Center	Izmir Yuksek Teknoloji Enstitusu	1024
193.255.27.0/24	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	256
193.255.215.0/24	AS8517	National Academic Network and Information Center	Milli Savunma Universitesi, Hava Harp Okulu	256
193.255.32.0/23	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	512
193.255.31.0/24	AS8517	National Academic Network and Information Center	Dz.K.K. Arastirma Merkezi K.ligi	256
193.255.140.0/23	AS8517	National Academic Network and Information Center	Trakya Universitesi Bilisayar Uyg. Arast. Merk.	512
193.255.33.0/24	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	256
194.27.56.0/21	AS8517	National Academic Network and Information Center	Dokuz Eylul Universitesi	2048
161.9.218.0/23	AS8517	National Academic Network and Information Center	Afyonkarahisar Saglik Bilimleri Universitesi	512
95.183.203.0/24	AS8517	National Academic Network and Information Center	Gelisim Universitesi	256
95.183.202.0/24	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	256
193.255.24.0/24	AS8517	National Academic Network and Information Center	Istanbul University Cerrahpasa	256
194.27.144.0/23	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	512
193.255.156.0/24	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	256
2001:a98:600::/48	AS8517	National Academic Network and Information Center	Selcuk University	~1×10²⁴
95.183.144.0/21	AS8517	National Academic Network and Information Center	Marmara University	2048
194.27.138.0/23	AS8517	National Academic Network and Information Center	Istanbul University	512
194.27.71.0/24	AS8517	National Academic Network and Information Center	Milli Savunma Universitesi, Deniz Harp Okulu	256
2001:a98::/32	AS8517	National Academic Network and Information Center	National Academic Network and Information Center	~79×10²⁷
193.255.64.0/22	AS8517	National Academic Network and Information Center	Namik Kemal University	1024
193.255.152.0/22	AS8517	National Academic Network and Information Center	Faculty of Agriculture Trakya University	1024
95.183.244.0/24	AS8517	National Academic Network and Information Center	TUBITAK BILGEM SGE	256
194.27.32.0/24	AS8517	National Academic Network and Information Center	Mugla University	256
193.255.188.0/23	AS8517	National Academic Network and Information Center	Balikesir Universitesi	512
193.255.83.0/24	AS8517	National Academic Network and Information Center	Beykoz �niversitesi	256

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS8192 - AS8523'

as-block:       AS8192 - AS8523
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:23Z
last-modified:  2018-11-22T15:27:23Z
source:         RIPE

% Information related to 'AS8517'

% Abuse contact for 'AS8517' is 'abuse@ulakbim.gov.tr'

aut-num:        AS8517
as-name:        ULAKNET
org:            ORG-NANa1-RIPE
import:         from AS1967 action pref=150; accept AS1967
import:         from AS2592 action pref=150; accept AS2592
import:         from AS212167  action pref=150; accept AS212167
import:         from AS8363 action pref=150; accept AS8363
import:         from AS8456 action pref=150; accept AS8456
import:         from AS8466 action pref=150; accept AS8466
import:         from AS8678 action pref=150; accept AS8678
import:         from AS9095 action pref=150; accept AS9095
import:         from AS12891 action pref=150; accept AS12891
import:         from AS12908 action pref=150; accept AS12908
import:         from AS13102 action pref=150; accept AS13102
import:         from AS15843 action pref=150; accept AS15843
import:         from AS20965 action pref=200; accept AS-GEANTNRN AS-AUCS AS-SINET AS-TENOTHERRN AS11537
import:         from AS24614 action pref=150; accept AS24614
import:         from AS24615 action pref=150; accept AS24615
import:         from AS24754 action pref=150; accept AS24754
import:         from AS24815 action pref=150; accept AS24815
import:         from AS24922 action pref=150; accept AS24922
import:         from AS15924 action pref=130; accept ANY
export:         to AS1967 announce ANY
export:         to AS2592 announce ANY
export:         to AS8363 announce ANY
export:         to AS8456 announce ANY
export:         to AS8466 announce ANY
export:         to AS8678 announce ANY
export:         to AS9095 announce ANY
export:         to AS12891 announce ANY
export:         to AS12908 announce ANY
export:         to AS13102 announce ANY
export:         to AS15843 announce ANY
export:         to AS24614 announce ANY
export:         to AS24615 announce ANY
export:         to AS24754 announce ANY
export:         to AS24815 announce ANY
export:         to AS24922 announce ANY
export:         to AS212167  announce ANY
export:         to AS20965 announce AS-ULAKNET
export:         to AS15924 announce AS-ULAKNET
admin-c:        NK3170-RIPE
tech-c:         NK3170-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
remarks:        ----------------------------------
remarks:        Filtering prefixes longer than /24
remarks:        For any problem(s) noc@ulak.net.tr
remarks:        ----------------------------------
mnt-by:         ULAKNET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2020-12-18T13:42:00Z
source:         RIPE

organisation:   ORG-NANa1-RIPE
org-name:       National Academic Network and Information Center
country:        TR
reg-nr:         Not Applicable
org-type:       LIR
address:        Yuzuncuyil, Muhsin Yazicioglu  Cad. No:51/C, CANKAYA
address:        06530
address:        ANKARA
address:        TURKEY
phone:          +90 312 298 9302
phone:          +90 312 298 9313
fax-no:         +90 312 266 5181
abuse-c:        AR17404-RIPE
admin-c:        UIA13-RIPE
admin-c:        NK3170-RIPE
tech-c:         UH568-RIPE
mnt-ref:        ULAKNET-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         ULAKNET-MNT
created:        2004-04-17T12:08:23Z
last-modified:  2026-05-13T07:30:35Z
source:         RIPE # Filtered

person:         Nese Kaptan
address:        National Academic Network and Information Center
address:        06800, ANKARA - TURKEY
phone:          +90 312 298 9313
fax-no:         +90 312 266 5181
nic-hdl:        NK3170-RIPE
mnt-by:         ULAKNET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2026-05-21T08:54:26Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (ABERDEEN)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS8192 - AS8523",
    "description" : [ "RIPE NCC ASN block" ],
    "remarks" : [ "These AS Numbers are assigned to network operators in the RIPE NCC service region." ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT" ],
    "date_created" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS8517",
    "as_name" : "ULAKNET",
    "status" : "ASSIGNED",
    "import" : [ "from AS1967 action pref=150; accept AS1967", "from AS2592 action pref=150; accept AS2592", "from AS212167  action pref=150; accept AS212167", "from AS8363 action pref=150; accept AS8363", "from AS8456 action pref=150; accept AS8456", "from AS8466 action pref=150; accept AS8466", "from AS8678 action pref=150; accept AS8678", "from AS9095 action pref=150; accept AS9095", "from AS12891 action pref=150; accept AS12891", "from AS12908 action pref=150; accept AS12908", "from AS13102 action pref=150; accept AS13102", "from AS15843 action pref=150; accept AS15843", "from AS20965 action pref=200; accept AS-GEANTNRN AS-AUCS AS-SINET AS-TENOTHERRN AS11537", "from AS24614 action pref=150; accept AS24614", "from AS24615 action pref=150; accept AS24615", "from AS24754 action pref=150; accept AS24754", "from AS24815 action pref=150; accept AS24815", "from AS24922 action pref=150; accept AS24922", "from AS15924 action pref=130; accept ANY" ],
    "export" : [ "to AS1967 announce ANY", "to AS2592 announce ANY", "to AS8363 announce ANY", "to AS8456 announce ANY", "to AS8466 announce ANY", "to AS8678 announce ANY", "to AS9095 announce ANY", "to AS12891 announce ANY", "to AS12908 announce ANY", "to AS13102 announce ANY", "to AS15843 announce ANY", "to AS24614 announce ANY", "to AS24615 announce ANY", "to AS24754 announce ANY", "to AS24815 announce ANY", "to AS24922 announce ANY", "to AS212167  announce ANY", "to AS20965 announce AS-ULAKNET", "to AS15924 announce AS-ULAKNET" ],
    "organization" : "ORG-NANa1-RIPE",
    "admin_contacts" : [ "NK3170-RIPE" ],
    "tech_contacts" : [ "NK3170-RIPE" ],
    "remarks" : [ "----------------------------------", "Filtering prefixes longer than /24", "For any problem(s) noc@ulak.net.tr", "----------------------------------" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "ULAKNET-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2020-12-18",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-NANa1-RIPE",
    "name" : "National Academic Network and Information Center",
    "type" : "LIR",
    "address" : [ "Yuzuncuyil, Muhsin Yazicioglu  Cad. No:51/C, CANKAYA", "06530", "ANKARA", "TURKEY" ],
    "street" : "Yuzuncuyil Muhsin Yazicioglu Cad.",
    "city" : "Ankara",
    "zip_code" : "06530",
    "country" : [ "TR" ],
    "phone" : [ "+90 312 298 9302", "+90 312 298 9313" ],
    "fax_no" : [ "+90 312 266 5181" ],
    "admin_contacts" : [ "UIA13-RIPE", "NK3170-RIPE" ],
    "tech_contacts" : [ "UH568-RIPE" ],
    "abuse_contacts" : [ "AR17404-RIPE" ],
    "mnt_ref" : [ "ULAKNET-MNT", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "ULAKNET-MNT" ],
    "date_created" : "2004-04-17",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  },
  "administrative_contacts" : [ {
    "handle" : "NK3170-RIPE",
    "name" : "Nese Kaptan",
    "address" : [ "National Academic Network and Information Center", "06800, ANKARA - TURKEY" ],
    "city" : "Ankara",
    "zip_code" : "06800",
    "country" : "TURKEY",
    "phone" : [ "+90 312 298 9313" ],
    "fax_no" : [ "+90 312 266 5181" ],
    "mnt_by" : [ "ULAKNET-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2026-05-21",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  } ],
  "technical_contacts" : [ {
    "handle" : "NK3170-RIPE",
    "name" : "Nese Kaptan",
    "address" : [ "National Academic Network and Information Center", "06800, ANKARA - TURKEY" ],
    "city" : "Ankara",
    "zip_code" : "06800",
    "country" : "TURKEY",
    "phone" : [ "+90 312 298 9313" ],
    "fax_no" : [ "+90 312 266 5181" ],
    "mnt_by" : [ "ULAKNET-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2026-05-21",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  } ]
}

Peers

AS Number	Description	Country
AS201632	Anadolu University AS	TR
AS21320	GEANT Vereniging	NL
AS212167	Pamukkale University	TR
AS24754	RIPE Network Coordination Centre	NL
AS206887	Istanbul Medeniyet Universitesi	TR
AS1967	Middle East Technical University	TR
AS12908	Sabanci University	TR
AS9095	Istanbul Teknik Universitesi	TR
AS207263	TUBITAK BILGEM	TR
AS24615	RIPE Network Coordination Centre	NL
AS5474	TOBB Economics and Technology University	TR
AS12777	Eser Telekom Sanayi ve Ticaret A.S.	TR
AS8363	KOC UNIVERSITY	TR
AS13102	Istanbul Bilgi Universitesi	TR
AS8466	Ihsan Dogramaci Bilkent University	TR
AS218397	Gebze Technical University	TR
AS211249	Yildiz Teknik Universitesi	TR
AS2592	Ege University	TR
AS31689	Eastern Mediterranean University	TR
AS20965	GEANT Vereniging	NL
AS48811	Atilim Universitesi	TR
AS24614	Sakarya University	TR
AS205782	TUBITAK NATIONAL METROLOGY INSTITUTE	TR
AS15924	Vodafone Net Iletisim Hizmetler AS	TR
AS8674	Netnod AB	SE
AS44639	Isik University	TR
AS12735	TurkNet Iletisim Hizmetleri A.S.	TR
AS213309	Marmara University	TR
AS24815	RIPE Network Coordination Centre	NL
AS8678	Ankara Universitesi Rektorlugu	TR
AS42626	ATATURK UNIVERSITESI	TR
AS210690	Istanbul Arel Universitesi	TR
AS24922	Hacettepe Universitesi	TR
AS8456	Bogazici University	TR
AS12891	Genel Kurmay Baskanligi	TR
AS6823	3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.	TR
AS15843	Galatasaray Universitesi	TR
AS215977	TUBITAK MAM	TR

Upstreams

AS Number	Description	Country
AS20965	GEANT Vereniging	NL
AS21320	GEANT Vereniging	NL
AS12735	TurkNet Iletisim Hizmetleri A.S.	TR

Downstreams

AS Number	Description	Country
AS8466	Ihsan Dogramaci Bilkent University	TR
AS2592	Ege University	TR
AS211249	Yildiz Teknik Universitesi	TR
AS31689	Eastern Mediterranean University	TR
AS201632	Anadolu University AS	TR
AS48811	Atilim Universitesi	TR
AS24614	Sakarya University	TR
AS205782	TUBITAK NATIONAL METROLOGY INSTITUTE	TR
AS212167	Pamukkale University	TR
AS44639	Isik University	TR
AS213309	Marmara University	TR
AS206887	Istanbul Medeniyet Universitesi	TR
AS8678	Ankara Universitesi Rektorlugu	TR
AS1967	Middle East Technical University	TR
AS42626	ATATURK UNIVERSITESI	TR
AS9095	Istanbul Teknik Universitesi	TR
AS207263	TUBITAK BILGEM	TR
AS210690	Istanbul Arel Universitesi	TR
AS24922	Hacettepe Universitesi	TR
AS8456	Bogazici University	TR
AS12777	Eser Telekom Sanayi ve Ticaret A.S.	TR
AS15843	Galatasaray Universitesi	TR
AS5474	TOBB Economics and Technology University	TR
AS215977	TUBITAK MAM	TR

ASN Lookup Tool

ASN Summary