What is ASN AS203925?

ASN AS203925 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS203925?

AS203925 is listed under Ziraat Katilim Bankasi AS.

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.

AS203925 Ziraat Katilim Bankasi AS

ASN Lookup Tool

Ziraat Katilim Bankasi AS ziraatkatilim.com.tr

TR 5 Routes

AS Data

AS203925

AS203925 – Ziraat Katilim Bankasi AS

AS Number	203925
AS Name	ZKB
Organization	Ziraat Katilim Bankasi AS (org-zkba1-ripe)
Country	TR
Website	ziraatkatilim.com.tr
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2015-10-02

ASN Intelligence API for production workflows

Use ASN data for AS203925 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
213.14.224.0/24	AS203925	Ziraat Katilim Bankasi AS	ZIRAAT KATILIM BANKASI A.S.	256
185.118.195.0/24	AS203925	Ziraat Katilim Bankasi AS	Ziraat Katilim Bankasi AS	256
185.118.192.0/24	AS203925	Ziraat Katilim Bankasi AS	Ziraat Katilim Bankasi AS	256
185.118.193.0/24	AS203925	Ziraat Katilim Bankasi AS	Ziraat Katilim Bankasi AS	256
185.118.194.0/24	AS203925	Ziraat Katilim Bankasi AS	Ziraat Katilim Bankasi AS	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 'AS203889 - AS203938'

as-block:       AS203889 - AS203938
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:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE

% Information related to 'AS203925'

% Abuse contact for 'AS203925' is 'netadmin@ziraatkatilim.com.tr'

aut-num:        AS203925
as-name:        ZKB
org:            ORG-ZKBA1-RIPE
import:         from AS9121 accept ANY
export:         to AS9121 announce AS203925
import:         from AS34984 accept ANY
export:         to AS34984 announce AS203925
admin-c:        HU479-RIPE
tech-c:         HU479-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         tr-ziraatkatilim-1-mnt
created:        2015-10-02T14:13:50Z
last-modified:  2018-09-04T11:40:24Z
source:         RIPE

organisation:   ORG-ZKBA1-RIPE
org-name:       Ziraat Katilim Bankasi AS
country:        TR
org-type:       LIR
address:        Hobyar Mahallesi, Seyhulislam Hayri Efendi Cad. No: 12 Fatih
address:        34112
address:        ISTANBUL
address:        TURKEY
phone:          +902124041000
admin-c:        HU479-RIPE
tech-c:         HU479-RIPE
abuse-c:        AR33579-RIPE
mnt-ref:        tr-ziraatkatilim-1-mnt
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         tr-ziraatkatilim-1-mnt
created:        2015-09-22T07:42:15Z
last-modified:  2020-12-16T12:17:58Z
source:         RIPE # Filtered

person:         Hamza UCAR
address:        Hobyar Mahallesi, Seyhulislam Hayri Efendi Cad. No: 12 Fatih
address:        34112
address:        ISTANBUL
address:        TURKEY
phone:          +902124041000
nic-hdl:        HU479-RIPE
mnt-by:         tr-ziraatkatilim-1-mnt
created:        2015-09-22T07:42:14Z
last-modified:  2015-09-22T07:42:14Z
source:         RIPE

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS203889 - AS203938",
    "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" : "2026-03-05",
    "date_updated" : "2026-03-05",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS203925",
    "as_name" : "ZKB",
    "status" : "ASSIGNED",
    "import" : [ "from AS9121 accept ANY", "from AS34984 accept ANY" ],
    "export" : [ "to AS9121 announce AS203925", "to AS34984 announce AS203925" ],
    "organization" : "ORG-ZKBA1-RIPE",
    "admin_contacts" : [ "HU479-RIPE" ],
    "tech_contacts" : [ "HU479-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "tr-ziraatkatilim-1-mnt" ],
    "date_created" : "2015-10-02",
    "date_updated" : "2018-09-04",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-ZKBA1-RIPE",
    "name" : "Ziraat Katilim Bankasi AS",
    "type" : "LIR",
    "address" : [ "Hobyar Mahallesi, Seyhulislam Hayri Efendi Cad. No: 12 Fatih", "34112", "ISTANBUL", "TURKEY" ],
    "street" : "Hobyar Mahallesi Seyhulislam Hayri Efendi Cad. No 12 Fatih",
    "city" : "Istanbul",
    "zip_code" : "34112",
    "country" : [ "TR" ],
    "phone" : [ "+902124041000" ],
    "admin_contacts" : [ "HU479-RIPE" ],
    "tech_contacts" : [ "HU479-RIPE" ],
    "abuse_contacts" : [ "AR33579-RIPE" ],
    "mnt_ref" : [ "tr-ziraatkatilim-1-mnt", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "tr-ziraatkatilim-1-mnt" ],
    "date_created" : "2015-09-22",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  },
  "administrative_contacts" : [ {
    "handle" : "HU479-RIPE",
    "name" : "Hamza UCAR",
    "address" : [ "Hobyar Mahallesi, Seyhulislam Hayri Efendi Cad. No: 12 Fatih", "34112", "ISTANBUL", "TURKEY" ],
    "street" : "Hobyar Mahallesi Seyhulislam Hayri Efendi Cad. No 12 Fatih",
    "city" : "Istanbul",
    "zip_code" : "34112",
    "country" : "TURKEY",
    "phone" : [ "+902124041000" ],
    "mnt_by" : [ "tr-ziraatkatilim-1-mnt" ],
    "date_created" : "2015-09-22",
    "date_updated" : "2015-09-22",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  } ],
  "technical_contacts" : [ {
    "handle" : "HU479-RIPE",
    "name" : "Hamza UCAR",
    "address" : [ "Hobyar Mahallesi, Seyhulislam Hayri Efendi Cad. No: 12 Fatih", "34112", "ISTANBUL", "TURKEY" ],
    "street" : "Hobyar Mahallesi Seyhulislam Hayri Efendi Cad. No 12 Fatih",
    "city" : "Istanbul",
    "zip_code" : "34112",
    "country" : "TURKEY",
    "phone" : [ "+902124041000" ],
    "mnt_by" : [ "tr-ziraatkatilim-1-mnt" ],
    "date_created" : "2015-09-22",
    "date_updated" : "2015-09-22",
    "source" : "RIPE",
    "addressCountry" : "TURKEY"
  } ]
}

Peers

AS Number	Description	Country
AS34984	Superonline Iletisim Hizmetleri A.S.	TR
AS32787	Akamai Technologies, Inc.	US
AS9121	Turk Telekomunikasyon Anonim Sirketi	TR

Upstreams

AS Number	Description	Country
AS32787	Akamai Technologies, Inc.	US
AS9121	Turk Telekomunikasyon Anonim Sirketi	TR