ASN AS25451 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25451?

AS25451 is listed under RU LLC.

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.

AS25451 RU LLC | IPGeolocation.io

ASN Lookup Tool

RU LLC rosukrep.ru

RU 2 Routes

AS Data

AS25451

AS25451 – RU LLC

AS Number	25451
AS Name	RUNTT
Organization	RU LLC (org-rl585-ripe)
Country	RU
Website	rosukrep.ru
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2015-06-18

ASN Intelligence API for production workflows

Use ASN data for AS25451 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
185.105.48.0/22	AS25451	RU LLC	LLC NTT Russia	1024
2a00:4600::/32	AS25451	RU LLC	RU LLC	~79×10²⁷

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 'AS25365 - AS25542'

as-block:       AS25365 - AS25542
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:        2018-11-22T15:27:30Z
last-modified:  2018-11-22T15:27:30Z
source:         RIPE

% Information related to 'AS25451'

% Abuse contact for 'AS25451' is 'sales@rosukrep.ru'

aut-num:        AS25451
as-name:        RUNTT
org:            ORG-RL585-RIPE
import:         from AS9002 accept ANY
export:         to AS9002 announce AS25451
import:         from AS8631 accept ANY
export:         to AS8631 announce AS25451
import:         from AS2854 accept ANY
export:         to AS2854 announce AS25451
admin-c:        SD13821-RIPE
tech-c:         SD13821-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-ru-rullc-1-MNT
created:        2015-06-18T07:32:27Z
last-modified:  2023-03-03T08:33:31Z
source:         RIPE

organisation:   ORG-RL585-RIPE
org-name:       RU LLC
country:        RU
org-type:       LIR
address:        Derbenevskaya Naberezhnaya, 7, p. 5, floor. 1, of. 111
address:        115114
address:        Moscow
address:        RUSSIAN FEDERATION
phone:          +74993220855
admin-c:        SD13821-RIPE
tech-c:         SD13821-RIPE
abuse-c:        AR69576-RIPE
mnt-ref:        lir-ru-rullc-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-ru-rullc-1-MNT
created:        2022-12-28T08:41:28Z
last-modified:  2025-12-15T14:39:24Z
source:         RIPE # Filtered

role:           Sales department
address:        RUSSIAN FEDERATION
address:        Moscow
address:        115114
address:        Derbenevskaya Naberezhnaya, 7, p. 5, floor. 1, of. 111
phone:          +74997556998
nic-hdl:        SD13821-RIPE
mnt-by:         lir-ru-rullc-1-MNT
created:        2022-12-28T08:41:27Z
last-modified:  2022-12-28T08:41:28Z
source:         RIPE # Filtered

% 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" : "AS25365 - AS25542",
    "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" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS25451",
    "as_name" : "RUNTT",
    "status" : "ASSIGNED",
    "import" : [ "from AS9002 accept ANY", "from AS8631 accept ANY", "from AS2854 accept ANY" ],
    "export" : [ "to AS9002 announce AS25451", "to AS8631 announce AS25451", "to AS2854 announce AS25451" ],
    "organization" : "ORG-RL585-RIPE",
    "admin_contacts" : [ "SD13821-RIPE" ],
    "tech_contacts" : [ "SD13821-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "lir-ru-rullc-1-MNT" ],
    "date_created" : "2015-06-18",
    "date_updated" : "2023-03-03",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-RL585-RIPE",
    "name" : "RU LLC",
    "type" : "LIR",
    "address" : [ "Derbenevskaya Naberezhnaya, 7, p. 5, floor. 1, of. 111", "115114", "Moscow", "RUSSIAN FEDERATION" ],
    "street" : "Derbenevskaya Naberezhnaya",
    "city" : "Moscow",
    "zip_code" : "115114",
    "country" : [ "RU" ],
    "phone" : [ "+74993220855" ],
    "admin_contacts" : [ "SD13821-RIPE" ],
    "tech_contacts" : [ "SD13821-RIPE" ],
    "abuse_contacts" : [ "AR69576-RIPE" ],
    "mnt_ref" : [ "lir-ru-rullc-1-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "lir-ru-rullc-1-MNT" ],
    "date_created" : "2022-12-28",
    "date_updated" : "2025-12-15",
    "source" : "RIPE",
    "addressCountry" : "RUSSIAN FEDERATION"
  },
  "administrative_contacts" : [ {
    "handle" : "SD13821-RIPE",
    "name" : "Sales department",
    "address" : [ "RUSSIAN FEDERATION", "Moscow", "115114", "Derbenevskaya Naberezhnaya, 7, p. 5, floor. 1, of. 111" ],
    "street" : "Naberezhnaya",
    "city" : "Derbenevskaya",
    "zip_code" : "115114",
    "country" : "RUSSIAN FEDERATION",
    "phone" : [ "+74997556998" ],
    "mnt_by" : [ "lir-ru-rullc-1-MNT" ],
    "date_created" : "2022-12-28",
    "date_updated" : "2022-12-28",
    "source" : "RIPE",
    "addressCountry" : "RUSSIAN FEDERATION"
  } ],
  "technical_contacts" : [ {
    "handle" : "SD13821-RIPE",
    "name" : "Sales department",
    "address" : [ "RUSSIAN FEDERATION", "Moscow", "115114", "Derbenevskaya Naberezhnaya, 7, p. 5, floor. 1, of. 111" ],
    "street" : "Naberezhnaya",
    "city" : "Derbenevskaya",
    "zip_code" : "115114",
    "country" : "RUSSIAN FEDERATION",
    "phone" : [ "+74997556998" ],
    "mnt_by" : [ "lir-ru-rullc-1-MNT" ],
    "date_created" : "2022-12-28",
    "date_updated" : "2022-12-28",
    "source" : "RIPE",
    "addressCountry" : "RUSSIAN FEDERATION"
  } ]
}

Peers

AS Number	Description	Country
AS29049	Delta Telecom Ltd	AZ
AS24482	SG.GS	SG
AS8641	LLC "Nauka-Svyaz"	RU
AS48511	Sector Telecom Ltd.	RU
AS41722	Miran Ltd.	RU
AS6939	Hurricane Electric LLC	US
AS25091	IP Max SA	CH
AS31257	Orion Telecom LLC	RU
AS28917	Fiord Networks, UAB	LT
AS8641	LLC Nauka Svyaz	RU

Upstreams

AS Number	Description	Country
AS9002	RETN Limited	GB
AS25091	IP Max SA	CH
AS6939	Hurricane Electric LLC	US
AS8641	LLC Nauka Svyaz	RU