What is ASN AS198121?

ASN AS198121 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS198121?

AS198121 is listed under Whalebone, s.r.o..

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.

AS198121 Whalebone, s.r.o. | IPGeolocation.io

ASN Lookup Tool

Whalebone, s.r.o. whalebone.io

CZ 2 Routes

AS Data

AS198121

AS198121 – Whalebone, s.r.o.

AS Number	198121
AS Name	DNS4EU
Organization	Whalebone, s.r.o. (org-ws274-ripe)
Country	CZ
Website	whalebone.io
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2023-06-14

ASN Intelligence API for production workflows

Use ASN data for AS198121 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a13:1001::/48	AS198121	Whalebone, s.r.o.	Whalebone, s.r.o.	~1×10²⁴
86.54.11.0/24	AS198121	Whalebone, s.r.o.	Whalebone, s.r.o.	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 'AS197842 - AS198303'

as-block:       AS197842 - AS198303
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:        2025-02-18T15:12:58Z
last-modified:  2025-02-18T15:12:58Z
source:         RIPE

% Information related to 'AS198121'

% Abuse contact for 'AS198121' is 'abuse@whalebone.io'

aut-num:        AS198121
as-name:        DNS4EU
org:            ORG-WS274-RIPE
import:         from AS1955 accept ANY
export:         to AS1955 announce AS198121
import:         from AS60068 accept ANY
export:         to AS60068 announce AS198121
admin-c:        TS40827-RIPE
tech-c:         TS40827-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-cz-whalebonedns-1-MNT
created:        2023-06-14T09:41:08Z
last-modified:  2023-06-14T09:41:08Z
source:         RIPE

organisation:   ORG-WS274-RIPE
org-name:       Whalebone, s.r.o.
org-type:       LIR
address:        Jezuitsk� 14/13
address:        60200
address:        Brno
address:        CZECH REPUBLIC
country:        CZ
phone:          +420608737930
admin-c:        TS40827-RIPE
tech-c:         TS40827-RIPE
abuse-c:        AR62896-RIPE
mnt-ref:        lir-cz-whalebonedns-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-cz-whalebonedns-1-MNT
created:        2021-04-14T10:05:56Z
last-modified:  2022-04-25T14:46:00Z
source:         RIPE # Filtered

role:           Tech support
address:        Krenov� 19
address:        60200
address:        Brno
address:        CZECH REPUBLIC
phone:          +420608737930
nic-hdl:        TS40827-RIPE
mnt-by:         lir-cz-whalebonedns-1-MNT
created:        2021-04-14T10:05:56Z
last-modified:  2021-04-14T10:05:56Z
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" : "AS197842 - AS198303",
    "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" : "2025-02-18",
    "date_updated" : "2025-02-18",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS198121",
    "as_name" : "DNS4EU",
    "status" : "ASSIGNED",
    "import" : [ "from AS1955 accept ANY", "from AS60068 accept ANY" ],
    "export" : [ "to AS1955 announce AS198121", "to AS60068 announce AS198121" ],
    "organization" : "ORG-WS274-RIPE",
    "admin_contacts" : [ "TS40827-RIPE" ],
    "tech_contacts" : [ "TS40827-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "lir-cz-whalebonedns-1-MNT" ],
    "date_created" : "2023-06-14",
    "date_updated" : "2023-06-14",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-WS274-RIPE",
    "name" : "Whalebone, s.r.o.",
    "type" : "LIR",
    "address" : [ "Jezuitsk? 14/13", "60200", "Brno", "CZECH REPUBLIC" ],
    "city" : "Brno",
    "zip_code" : "60200",
    "country" : [ "CZ" ],
    "phone" : [ "+420608737930" ],
    "admin_contacts" : [ "TS40827-RIPE" ],
    "tech_contacts" : [ "TS40827-RIPE" ],
    "abuse_contacts" : [ "AR62896-RIPE" ],
    "mnt_ref" : [ "lir-cz-whalebonedns-1-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "lir-cz-whalebonedns-1-MNT" ],
    "date_created" : "2021-04-14",
    "date_updated" : "2022-04-25",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  },
  "administrative_contacts" : [ {
    "handle" : "TS40827-RIPE",
    "name" : "Tech support",
    "address" : [ "Krenov? 19", "60200", "Brno", "CZECH REPUBLIC" ],
    "street" : "Krenov?",
    "city" : "Brno",
    "zip_code" : "60200",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420608737930" ],
    "mnt_by" : [ "lir-cz-whalebonedns-1-MNT" ],
    "date_created" : "2021-04-14",
    "date_updated" : "2021-04-14",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "TS40827-RIPE",
    "name" : "Tech support",
    "address" : [ "Krenov? 19", "60200", "Brno", "CZECH REPUBLIC" ],
    "street" : "Krenov?",
    "city" : "Brno",
    "zip_code" : "60200",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420608737930" ],
    "mnt_by" : [ "lir-cz-whalebonedns-1-MNT" ],
    "date_created" : "2021-04-14",
    "date_updated" : "2021-04-14",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ]
}

Peers

AS Number	Description	Country
AS52055	NetIX Communications JSC	BG
AS60068	Datacamp Limited	GB
AS206735	Novelcomm LP	GR
AS50877	Airbeam S.r.l.	IT
AS56457	FASTPATH IKE	GR
AS1955	KIFU Governmental Info Tech Development Agency	HU
AS6939	Hurricane Electric LLC	US
AS57463	NetIX Communications JSC	BG
AS12735	TurkNet Iletisim Hizmetleri A.S.	TR

Upstreams

AS Number	Description	Country
AS52055	NetIX Communications JSC	BG
AS60068	Datacamp Limited	GB
AS6939	Hurricane Electric LLC	US