ASN AS49452 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS49452?

AS49452 is listed under A1 Systems Ltd..

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.

AS49452 A1 Systems Ltd. | IPGeolocation.io

ASN Lookup Tool

A1 Systems Ltd. a1-systems.com

RU 1 Routes

AS Data

AS49452

AS49452 – A1 Systems Ltd.

AS Number	49452
AS Name	A1-SYSTEMS-AS
Organization	A1 Systems Ltd. (org-asl9-ripe)
Country	RU
Website	a1-systems.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2009-06-11

ASN Intelligence API for production workflows

Use ASN data for AS49452 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
91.213.5.0/24	AS49452	A1 Systems Ltd.	A1 Systems Ltd.	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 'AS49386 - AS49866'

as-block:       AS49386 - AS49866
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:        2026-02-24T07:14:53Z
last-modified:  2026-02-24T07:14:53Z
source:         RIPE

% Information related to 'AS49452'

% Abuse contact for 'AS49452' is 'it@a1-systems.com'

aut-num:        AS49452
as-name:        A1-SYSTEMS-AS
org:            ORG-ASL9-RIPE
import:         from AS57304 accept ANY
import:         from AS29226 accept ANY
export:         to AS57304 announce AS49452
export:         to AS29226 announce AS49452
admin-c:        KO1072-RIPE
tech-c:         SB18728-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
tech-c:         AB9195-RIPE
mnt-by:         MNT-A1-SYSTEMS
created:        2009-06-11T09:48:38Z
last-modified:  2025-10-09T16:31:46Z
source:         RIPE
sponsoring-org: ORG-CS216-RIPE

organisation:   ORG-ASL9-RIPE
org-name:       A1 Systems Ltd.
country:        RU
org-type:       OTHER
address:        Russia, Moscow, Sushhevskij Val, d. 9, str. 1, office 304
abuse-c:        AR22983-RIPE
mnt-ref:        MNT-A1-SYSTEMS
mnt-by:         MNT-A1-SYSTEMS
created:        2009-06-10T08:48:35Z
last-modified:  2022-12-01T16:16:18Z
source:         RIPE # Filtered

person:         Anatoliy Burmatov
address:        Russia, Moscow, Perevedenovskiy per. 13/13, bld.4
mnt-by:         MNT-A1-SYSTEMS
phone:          +7 495 363-14-27 ext. 130
nic-hdl:        AB9195-RIPE
created:        2010-03-31T07:51:07Z
last-modified:  2010-03-31T08:44:56Z
source:         RIPE

person:         Maksim Zavyalov
address:        Russia, Moscow, Sushhevskij Val, d. 9, str. 1, office 304
phone:          +7 495 642-87-94
nic-hdl:        KO1072-RIPE
mnt-by:         MNT-A1-SYSTEMS
created:        2013-03-28T08:46:26Z
last-modified:  2019-06-04T08:00:59Z
source:         RIPE

person:         Sergey Sergeev
address:        Russia, Moscow, Sushhevskij Val, d. 9, str. 1, office 304
phone:          +7 495 642-87-94
nic-hdl:        SB18728-RIPE
mnt-by:         MNT-A1-SYSTEMS
created:        2013-03-28T08:54:28Z
last-modified:  2019-06-06T13:10:44Z
source:         RIPE

% 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" : "AS49386 - AS49866",
    "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" : "2026-02-24",
    "date_updated" : "2026-02-24",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS49452",
    "as_name" : "A1-SYSTEMS-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS57304 accept ANY", "from AS29226 accept ANY" ],
    "export" : [ "to AS57304 announce AS49452", "to AS29226 announce AS49452" ],
    "organization" : "ORG-ASL9-RIPE",
    "sponsoring_organization" : "ORG-CS216-RIPE",
    "admin_contacts" : [ "KO1072-RIPE" ],
    "tech_contacts" : [ "SB18728-RIPE", "AB9195-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "MNT-A1-SYSTEMS" ],
    "date_created" : "2009-06-11",
    "date_updated" : "2025-10-09",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-ASL9-RIPE",
    "name" : "A1 Systems Ltd.",
    "type" : "OTHER",
    "address" : [ "Russia, Moscow, Sushhevskij Val, d. 9, str. 1, office 304" ],
    "street" : "Val D. 9 Str.",
    "city" : "Moscow",
    "country" : [ "RU" ],
    "abuse_contacts" : [ "AR22983-RIPE" ],
    "mnt_ref" : [ "MNT-A1-SYSTEMS" ],
    "mnt_by" : [ "MNT-A1-SYSTEMS" ],
    "date_created" : "2009-06-10",
    "date_updated" : "2022-12-01",
    "source" : "RIPE",
    "addressCountry" : "RUSSIA"
  },
  "administrative_contacts" : [ {
    "handle" : "KO1072-RIPE",
    "name" : "Maksim Zavyalov",
    "address" : [ "Russia, Moscow, Sushhevskij Val, d. 9, str. 1, office 304" ],
    "street" : "Val D. 9 Str.",
    "city" : "Moscow",
    "country" : "RUSSIA",
    "phone" : [ "+7 495 642-87-94" ],
    "mnt_by" : [ "MNT-A1-SYSTEMS" ],
    "date_created" : "2013-03-28",
    "date_updated" : "2019-06-04",
    "source" : "RIPE",
    "addressCountry" : "RUSSIA"
  } ],
  "technical_contacts" : [ {
    "handle" : "SB18728-RIPE",
    "name" : "Sergey Sergeev",
    "address" : [ "Russia, Moscow, Sushhevskij Val, d. 9, str. 1, office 304" ],
    "street" : "Val D. 9 Str.",
    "city" : "Moscow",
    "country" : "RUSSIA",
    "phone" : [ "+7 495 642-87-94" ],
    "mnt_by" : [ "MNT-A1-SYSTEMS" ],
    "date_created" : "2013-03-28",
    "date_updated" : "2019-06-06",
    "source" : "RIPE",
    "addressCountry" : "RUSSIA"
  }, {
    "handle" : "AB9195-RIPE",
    "name" : "Anatoliy Burmatov",
    "address" : [ "Russia, Moscow, Perevedenovskiy per. 13/13, bld.4" ],
    "street" : "Perevedenovskiy Per.",
    "city" : "Moscow",
    "zip_code" : "BLD.4",
    "country" : "RUSSIA",
    "phone" : [ "+7 495 363-14-27 ext. 130" ],
    "mnt_by" : [ "MNT-A1-SYSTEMS" ],
    "date_created" : "2010-03-31",
    "date_updated" : "2010-03-31",
    "source" : "RIPE",
    "addressCountry" : "RUSSIA"
  } ]
}

Peers

AS Number	Description	Country
AS29226	JSC Mastertel	RU
AS9002	RETN Limited	GB
AS57304	JSC RetnNet	RU

Upstreams

AS Number	Description	Country
AS29226	JSC Mastertel	RU
AS9002	RETN Limited	GB