ASN AS58151 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS58151?

AS58151 is listed under National Library of Turkey.

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.

AS58151 National Library of Turkey

ASN Lookup Tool

National Library of Turkey mkutup.gov.tr

TR 1 Routes

AS Data

AS58151

AS58151 – National Library of Turkey

AS Number	58151
AS Name	MKUTUP-MAIN-AS
Organization	National Library of Turkey (org-nlot2-ripe)
Country	TR
Website	mkutup.gov.tr
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2012-05-15

ASN Intelligence API for production workflows

Use ASN data for AS58151 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
176.117.96.0/21	AS58151	National Library of Turkey	National Library of Turkey	2048

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 'AS57975 - AS58367'

as-block:       AS57975 - AS58367
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:        2025-04-24T14:15:44Z
last-modified:  2025-04-24T14:15:44Z
source:         RIPE

% Information related to 'AS58151'

% Abuse contact for 'AS58151' is 'bim@mkutup.gov.tr'

aut-num:        AS58151
as-name:        MKUTUP-MAIN-AS
descr:          Main Autonomous System Number
org:            ORG-NLoT2-RIPE
import:         from AS9121 accept ANY
export:         to AS9121 announce AS58151
import:         from AS8517 accept ANY
export:         to AS8517 announce AS58151
admin-c:        NLOT4002-RIPE
tech-c:         NLOT4003-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MKUTUP-AS-MNT
created:        2012-05-15T11:58:52Z
last-modified:  2018-09-04T11:11:58Z
source:         RIPE

organisation:   ORG-NLoT2-RIPE
org-name:       National Library of Turkey
country:        TR
org-type:       LIR
address:        Milli Kutuphane Baskanligi, Bahcelievler Son Durak
address:        06490
address:        Ankara
address:        TURKEY
phone:          +903124708000
fax-no:         +903124705473
abuse-c:        AR17366-RIPE
mnt-by:         MKUTUP-AS-MNT
mnt-ref:        MKUTUP-AS-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
created:        2012-05-07T09:00:58Z
last-modified:  2021-10-18T10:14:27Z
source:         RIPE # Filtered

role:           National Library of Turkey - RIPE Autonomous System Administrator Role
address:        Milli Kutuphane Baskanligi, Bahcelievler Son Durak, ANKARA, TURKEY
admin-c:        EP5605-RIPE
tech-c:         EP5605-RIPE
nic-hdl:        NLOT4002-RIPE
mnt-by:         MKUTUP-MNT
created:        2012-05-09T03:37:13Z
last-modified:  2012-05-09T03:37:13Z
source:         RIPE # Filtered

role:           National Library of Turkey - RIPE Autonomous System Technical Role
address:        Milli Kutuphane Baskanligi, Bahcelievler Son Durak, ANKARA, TURKEY
admin-c:        EP5605-RIPE
tech-c:         EP5605-RIPE
nic-hdl:        NLOT4003-RIPE
mnt-by:         MKUTUP-MNT
created:        2012-05-09T03:34:45Z
last-modified:  2012-05-09T03:34:45Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.2 (BUSA)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS57975 - AS58367",
    "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" : "2025-04-24",
    "date_updated" : "2025-04-24",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS58151",
    "as_name" : "MKUTUP-MAIN-AS",
    "description" : [ "Main Autonomous System Number" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS9121 accept ANY", "from AS8517 accept ANY" ],
    "export" : [ "to AS9121 announce AS58151", "to AS8517 announce AS58151" ],
    "organization" : "ORG-NLoT2-RIPE",
    "admin_contacts" : [ "NLOT4002-RIPE" ],
    "tech_contacts" : [ "NLOT4003-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "MKUTUP-AS-MNT" ],
    "date_created" : "2012-05-15",
    "date_updated" : "2018-09-04",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-NLoT2-RIPE",
    "name" : "National Library of Turkey",
    "type" : "LIR",
    "address" : [ "Milli Kutuphane Baskanligi, Bahcelievler Son Durak", "06490", "Ankara", "TURKEY" ],
    "city" : "Ankara",
    "zip_code" : "06490",
    "country" : [ "TR" ],
    "phone" : [ "+903124708000" ],
    "fax_no" : [ "+903124705473" ],
    "abuse_contacts" : [ "AR17366-RIPE" ],
    "mnt_ref" : [ "MKUTUP-AS-MNT", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "MKUTUP-AS-MNT", "RIPE-NCC-HM-MNT" ],
    "date_created" : "2012-05-07",
    "date_updated" : "2021-10-18",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  },
  "administrative_contacts" : [ {
    "handle" : "NLOT4002-RIPE",
    "name" : "National Library of Turkey - RIPE Autonomous System Administrator Role",
    "address" : [ "Milli Kutuphane Baskanligi, Bahcelievler Son Durak, ANKARA, TURKEY" ],
    "city" : "Ankara",
    "country" : "TURKEY",
    "admin_contacts" : [ "EP5605-RIPE" ],
    "tech_contacts" : [ "EP5605-RIPE" ],
    "mnt_by" : [ "MKUTUP-MNT" ],
    "date_created" : "2012-05-09",
    "date_updated" : "2012-05-09",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  } ],
  "technical_contacts" : [ {
    "handle" : "NLOT4003-RIPE",
    "name" : "National Library of Turkey - RIPE Autonomous System Technical Role",
    "address" : [ "Milli Kutuphane Baskanligi, Bahcelievler Son Durak, ANKARA, TURKEY" ],
    "city" : "Ankara",
    "country" : "TURKEY",
    "admin_contacts" : [ "EP5605-RIPE" ],
    "tech_contacts" : [ "EP5605-RIPE" ],
    "mnt_by" : [ "MKUTUP-MNT" ],
    "date_created" : "2012-05-09",
    "date_updated" : "2012-05-09",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  } ]
}

Peers

AS Number	Description	Country
AS8517	National Academic Network and Information Center	TR
AS9121	Turk Telekomunikasyon Anonim Sirketi	TR

Upstreams

AS Number	Description	Country
AS9121	Turk Telekomunikasyon Anonim Sirketi	TR