ASN AS43451 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS43451?

AS43451 is listed under Slovanet a.s..

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.

AS43451 Slovanet a.s. | IPGeolocation.io

ASN Lookup Tool

Slovanet a.s. slovanet.net

SK 26 Routes

AS Data

AS43451

AS43451 – Slovanet a.s.

AS Number	43451
AS Name	SLOVANET-RADIOLAN
Organization	Slovanet a.s. (org-sa61-ripe)
Country	SK
Website	slovanet.net
Number of IPv4 Routes	22
Number of IPv6 Routes	4
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2007-08-01

ASN Intelligence API for production workflows

Use ASN data for AS43451 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
185.22.214.0/23	AS43451	Slovanet a.s.	Slovanet a.s.	512
2a06:f000::/29	AS43451	Slovanet a.s.	Master Infrastructure	~634×10²⁷
2a0b:f100::/29	AS43451	Slovanet a.s.	Core Network	~634×10²⁷
78.41.168.0/21	AS43451	Slovanet a.s.	RadioLAN Core Backbone	2048
185.213.144.0/23	AS43451	Slovanet a.s.	SK RADIOLAN	512
31.24.180.0/22	AS43451	Slovanet a.s.	RadioLAN spol. s r.o.	1024
193.93.72.0/24	AS43451	Slovanet a.s.	Slovanet a.s.	256
185.22.212.0/22	AS43451	Slovanet a.s.	Slovanet a.s.	1024
93.174.176.0/22	AS43451	Slovanet a.s.	RadioLAN	1024
31.24.176.0/22	AS43451	Slovanet a.s.	RadioLAN spol. s r.o.	1024
188.121.160.0/20	AS43451	Slovanet a.s.	RadioLAN spol. s r.o.	4096
81.92.248.0/21	AS43451	Slovanet a.s.	RadioLAN IP Native address translation services	2048
185.134.212.0/22	AS43451	Slovanet a.s.	Slovanet a.s.	1024
93.174.180.0/22	AS43451	Slovanet a.s.	RadioLAN	1024
185.213.146.0/23	AS43451	Slovanet a.s.	SK RADIOLAN	512
81.92.248.0/22	AS43451	Slovanet a.s.	RadioLAN IP Native address translation services	1024
2a0b:8940::/29	AS43451	Slovanet a.s.	Servers	~634×10²⁷
185.213.144.0/22	AS43451	Slovanet a.s.	SK RADIOLAN	1024
188.121.176.0/20	AS43451	Slovanet a.s.	RadioLAN spol. s r.o.	4096
93.174.176.0/21	AS43451	Slovanet a.s.	RadioLAN	2048
188.121.160.0/19	AS43451	Slovanet a.s.	RadioLAN spol. s r.o.	8192
78.41.172.0/22	AS43451	Slovanet a.s.	RadioLAN Enduser Customers	1024
185.22.212.0/23	AS43451	Slovanet a.s.	Slovanet a.s.	512
31.24.176.0/21	AS43451	Slovanet a.s.	RadioLAN spol. s r.o.	2048
2a03:a200::/32	AS43451	Slovanet a.s.	Slovanet a.s.	~79×10²⁷
78.41.168.0/22	AS43451	Slovanet a.s.	RadioLAN Core Backbone	1024

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 'AS43075 - AS44168'

as-block:       AS43075 - AS44168
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:        2023-12-11T15:09:58Z
last-modified:  2023-12-11T15:09:58Z
source:         RIPE

% Information related to 'AS43451'

% Abuse contact for 'AS43451' is 'abuse00@slovanet.net'

aut-num:        AS43451
as-name:        SLOVANET-RADIOLAN
org:            ORG-Sa61-RIPE
admin-c:        IV68-RIPE
tech-c:         SNET-RIPE
import:         from AS8778 accept ANY
export:         to AS8778 announce AS43451
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SLOVANET-MNT
created:        2007-08-01T14:02:43Z
last-modified:  2024-11-13T09:36:58Z
source:         RIPE

organisation:   ORG-Sa61-RIPE
org-name:       Slovanet a.s.
country:        SK
reg-nr:         35 954 612
org-type:       LIR
address:        Galvaniho 19
address:        821 04
address:        Bratislava
address:        SLOVAKIA
phone:          +421 2 2082 8111
fax-no:         +421 2 2082 8222
admin-c:        IV68-RIPE
abuse-c:        SNET-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        SLOVANET-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SLOVANET-MNT
created:        2004-04-17T12:06:34Z
last-modified:  2026-05-13T07:25:07Z
source:         RIPE # Filtered

role:           Slovanet Network Administrator
address:        Slovanet a.s., Zahradnicka 151, 821 08 Bratislava
abuse-mailbox:  abuse00@slovanet.net
admin-c:        IV68-RIPE
tech-c:         IV68-RIPE
nic-hdl:        SNET-RIPE
mnt-by:         SLOVANET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2017-05-10T19:06:38Z
source:         RIPE # Filtered

person:         Ivan Vargovic
address:        SLOVANET a.s.
address:        Galvaniho 19
address:        821 04 Bratislava
address:        Slovakia
phone:          +421 2 208 28 691
nic-hdl:        IV68-RIPE
mnt-by:         SLOVANET-MNT
created:        2001-10-08T10:06:16Z
last-modified:  2024-11-13T10:43:54Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.123 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS43075 - AS44168",
    "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" : "2023-12-11",
    "date_updated" : "2023-12-11",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS43451",
    "as_name" : "SLOVANET-RADIOLAN",
    "status" : "ASSIGNED",
    "import" : [ "from AS8778 accept ANY" ],
    "export" : [ "to AS8778 announce AS43451" ],
    "organization" : "ORG-Sa61-RIPE",
    "admin_contacts" : [ "IV68-RIPE" ],
    "tech_contacts" : [ "SNET-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "SLOVANET-MNT" ],
    "date_created" : "2007-08-01",
    "date_updated" : "2024-11-13",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-Sa61-RIPE",
    "name" : "Slovanet a.s.",
    "type" : "LIR",
    "address" : [ "Galvaniho 19", "821 04", "Bratislava", "SLOVAKIA" ],
    "street" : "Galvaniho",
    "city" : "Bratislava",
    "zip_code" : "821 04",
    "country" : [ "SK" ],
    "phone" : [ "+421 2 2082 8111" ],
    "fax_no" : [ "+421 2 2082 8222" ],
    "admin_contacts" : [ "IV68-RIPE" ],
    "abuse_contacts" : [ "SNET-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "SLOVANET-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "SLOVANET-MNT" ],
    "date_created" : "2004-04-17",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "SLOVAKIA"
  },
  "administrative_contacts" : [ {
    "handle" : "IV68-RIPE",
    "name" : "Ivan Vargovic",
    "address" : [ "SLOVANET a.s.", "Galvaniho 19", "821 04 Bratislava", "Slovakia" ],
    "street" : "Galvaniho",
    "city" : "Bratislava",
    "zip_code" : "821 04",
    "country" : "SLOVAKIA",
    "phone" : [ "+421 2 208 28 691" ],
    "mnt_by" : [ "SLOVANET-MNT" ],
    "date_created" : "2001-10-08",
    "date_updated" : "2024-11-13",
    "source" : "RIPE",
    "addressCountry" : "SLOVAKIA"
  } ],
  "technical_contacts" : [ {
    "handle" : "SNET-RIPE",
    "name" : "Slovanet Network Administrator",
    "address" : [ "Slovanet a.s., Zahradnicka 151, 821 08 Bratislava" ],
    "street" : "Zahradnicka",
    "city" : "Bratislava",
    "zip_code" : "821 08",
    "abuse_mailbox" : [ "abuse00@slovanet.net" ],
    "admin_contacts" : [ "IV68-RIPE" ],
    "tech_contacts" : [ "IV68-RIPE" ],
    "mnt_by" : [ "SLOVANET-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2017-05-10",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS8778	Slovanet a.s.	SK

Upstreams

AS Number	Description	Country
AS8778	Slovanet a.s.	SK