ASN AS2683 is an Autonomous System Number used to identify a network for BGP internet routing.

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.

AS2683 MSU | IPGeolocation.io

MSU sinp.msu.ru

RU 1 Routes

AS Data

AS2683

AS2683 – MSU

AS Number	2683
AS Name	RADIO-MSU
Organization	MSU (org-sm2-ripe)
Country	RU
Website	sinp.msu.ru
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Allocation Status	LEGACY
Registry	RIPE
Date Allocated	2021-10-04

ASN Intelligence API for production workflows

Use ASN data for AS2683 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
158.250.0.0/17	AS2683	MSU	Federal State Budgetary Educational Institution of Higher Education Lomonosov Moscow State University	32768

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 'AS2683 - AS2683'

as-block:       AS2683 - AS2683
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:        2018-11-22T15:27:18Z
last-modified:  2018-11-22T15:27:18Z
source:         RIPE

% Information related to 'AS2683'

% Abuse contact for 'AS2683' is 'lir-abuse@sinp.msu.ru'

aut-num:        AS2683
as-name:        RADIO-MSU
descr:          MSU
org:            ORG-SM2-RIPE
import:         from AS3267 action pref=50; accept ANY
import:         from AS8631 action pref=10; accept ANY
import:         from AS12925 action pref=10; accept AS12925
import:         from AS5523 action pref=10; accept AS-RMT
import:         from AS3058 action pref=10; accept AS-RASNET
import:         from AS2643 action pref=10; accept AS2643
import:         from AS3218 action pref=10; accept AS-COSMOS
import:         from AS204961 action pref=10; accept AS204961
import:         from AS58255 action pref=10; accept AS58255
import:         from AS2148 action pref=10; accept AS2148
import:         from AS50707 action pref=10; accept AS50707
import:         from AS3316 action pref=10; accept AS-RELARN
import:         from AS8470 action pref=10; accept AS-MACOMNET
import:         from AS9032 action pref=10; accept AS-EDUNET
export:         to AS3267 announce AS-SINP-RM
export:         to AS8631 announce AS-SINP-RM
export:         to AS12925 announce AS-SINP-RM
export:         to AS5523 announce AS-SINP-RM
export:         to AS3058 announce AS-SINP-RM
export:         to AS2643 announce AS-SINP-RM
export:         to AS3218 announce AS-SINP-RM
export:         to AS204961 announce AS-SINP-RM
export:         to AS58255 announce AS-SINP-RM
export:         to AS2148 announce AS-SINP-RM
export:         to AS50707 announce AS-SINP-RM
export:         to AS3316 announce AS-SINP-RM
export:         to AS8470 announce AS-SINP-RM
export:         to AS9032 announce AS-SINP-RM
admin-c:        EEB39-RIPE
admin-c:        SINP1-RIPE
tech-c:         SINP1-RIPE
remarks:        ==================================================
remarks:
remarks:        Support of Communities by Radio-MSU
remarks:
remarks:        ==================================================
remarks:
remarks:        Markers
remarks:
remarks:        Type
remarks:        2683:0 ME
remarks:        Our networks
remarks:        2683:1 CUSTOMER (pref=10)
remarks:        Recieved: Their networks and clients
remarks:        Announced: All
remarks:        2683:2 PEER (pref=50)
remarks:        Recieved: Their networks and clients
remarks:        Announced: Our networks and clients
remarks:        2683:3 UPLINK (pref=90)
remarks:        Recieved: All
remarks:        Announced: Our networks and clients
remarks:        SubType
remarks:        2683:10 Scientific network
remarks:        Location
remarks:        2683:50 M9
remarks:        2683:51 MSU
remarks:        Connection via
remarks:        2683:70 Direct Line
remarks:        2683:72 MSK-IX
remarks:        2683:74 Direct Line via MSUNet
remarks:
remarks:        Recieved from Customers and SciCustomers
remarks:
remarks:        2683:TSSP
remarks:        T - announce to Type (1 - Customer, 2 - Peer, 3 - UpLink)
remarks:        SS - announce to SubType (00 - General, 10 - SCI)
remarks:        P - prepend count
remarks:        (0 - don't announce, 1 - +1, 2 - +2, 5 - +5 prepends)
remarks:
remarks:        ==================================================
status:         LEGACY
mnt-by:         SINPMSU-MNT
mnt-by:         RIPE-NCC-LEGACY-MNT
created:        2021-10-04T12:23:53Z
last-modified:  2021-10-04T12:31:45Z
source:         RIPE

organisation:   ORG-SM2-RIPE
org-name:       Federal State Budgetary Educational Institution of Higher Education Lomonosov Moscow State University
country:        RU
org-type:       LIR
address:        Lomonosov Moscow State University Skobeltsyn Institute of Nuclear Physics (MSU SINP), 1(2), Leninskie gory
address:        119899
address:        Moscow
address:        RUSSIAN FEDERATION
phone:          +74959328880
phone:          +74959395877
fax-no:         +74959395400
abuse-c:        AR13912-RIPE
admin-c:        EEB39-RIPE
admin-c:        VAK131-RIPE
admin-c:        SINP1-RIPE
mnt-ref:        SINPMSU-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SINPMSU-MNT
created:        2004-04-17T11:58:31Z
last-modified:  2021-09-20T13:37:06Z
source:         RIPE # Filtered

role:           SINP MSU Network Operations Centre
address:        SINP MSU NOC
address:        Skobeltsyn Institute of Nuclear Physics, Moscow State University
address:        1(2), Leninskie gory
address:        GSP-1, Moscow 119991
address:        Russian Federation
phone:          +7(495)9328880
phone:          +7(495)9395877
remarks:        is reachable 09:00-21:00 on MSK working days.
admin-c:        VAK131-RIPE
admin-c:        AML43-RIPE
tech-c:         AML43-RIPE
nic-hdl:        SINP1-RIPE
mnt-by:         SINPMSU-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2021-10-04T09:31:05Z
source:         RIPE # Filtered

person:         Eduard Ernstovich Boos
address:        1(2), Leninskie gory
address:        GSP-1, Moscow 119991
address:        Russian Federation
phone:          +7(495)9328880
phone:          +7(495)9395877
nic-hdl:        EEB39-RIPE
mnt-by:         SINPMSU-MNT
mnt-by:         SINPMSU-MNT
created:        2021-09-13T13:29:00Z
last-modified:  2021-09-13T13:29:00Z
source:         RIPE

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



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       2683
ASName:         RIPE-ASNBLOCK-2683
ASHandle:       AS2683
RegDate:        2002-10-15
Updated:        2003-04-25
Comment:        These addresses have been further assigned to users in
Comment:        the RIPE NCC region. Contact information can be found in
Comment:        the RIPE database at http://www.ripe.net/whois
Ref:            https://rdap.arin.net/registry/autnum/2683

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.ripe.net


OrgName:        RIPE Network Coordination Centre
OrgId:          RIPE
Address:        P.O. Box 10096
City:           Amsterdam
StateProv:      
PostalCode:     1001EB
Country:        NL
RegDate:        
Updated:        2013-07-29
Ref:            https://rdap.arin.net/registry/entity/RIPE

ReferralServer:  whois.ripe.net
ResourceLink:  https://apps.db.ripe.net/db-web-ui/query

OrgAbuseHandle: ABUSE3850-ARIN
OrgAbuseName:   Abuse Contact
OrgAbusePhone:  +31205354444 
OrgAbuseEmail:  abuse@ripe.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3850-ARIN

OrgTechHandle: RNO29-ARIN
OrgTechName:   RIPE NCC Operations
OrgTechPhone:  +31 20 535 4444 
OrgTechEmail:  hostmaster@ripe.net
OrgTechRef:    https://rdap.arin.net/registry/entity/RNO29-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "2683",
    "as_handle" : "AS2683",
    "as_name" : "RIPE-ASNBLOCK-2683",
    "tech_contacts" : [ "RNO29-ARIN" ],
    "abuse_contacts" : [ "ABUSE3850-ARIN" ],
    "date_created" : "2002-10-15",
    "date_updated" : "2003-04-25",
    "source" : "https://rdap.arin.net/registry/autnum/2683"
  } ],
  "organization" : {
    "handle" : "RIPE",
    "name" : "RIPE Network Coordination Centre",
    "address" : [ "P.O. Box 10096", "Amsterdam", "1001EB", "NL" ],
    "city" : "Amsterdam",
    "zip_code" : "1001EB",
    "country" : [ "NL" ],
    "date_updated" : "2013-07-29",
    "source" : "https://rdap.arin.net/registry/entity/RIPE",
    "addressCountry" : "NL"
  },
  "technical_contacts" : [ {
    "handle" : "RNO29-ARIN",
    "name" : "RIPE NCC Operations",
    "email" : [ "hostmaster@ripe.net" ],
    "phone" : [ "+31 20 535 4444" ],
    "source" : "https://rdap.arin.net/registry/entity/RNO29-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE3850-ARIN",
    "name" : "Abuse Contact",
    "email" : [ "abuse@ripe.net" ],
    "phone" : [ "+31205354444" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE3850-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS9032	Citytelecom LLC	RU
AS2148	National Research Center Kurchatov Institute	RU
AS2643	IHEP SU AS	RU
AS12925	Federal State Budgetary Educational Institution of Higher Education Lomonosov Moscow State Universit	RU
AS58255	Institute for Nuclear Research of the Russian Academy of Sciences	RU
AS204961	ON4 sp. z o.o.	PL
AS3267	SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE "KURCHATOV INSTITU	RU
AS3267	SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE KURCHATOV INSTITUTE	RU
AS3218	Federal State Budgetary Institution of Science Space Research Institute of the Russian Academy of Sciences.	RU
AS12925	Federal State Budgetary Educational Institution of Higher Education Lomonosov Moscow State University	RU

Upstreams

AS Number	Description	Country
AS3267	SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE KURCHATOV INSTITUTE	RU

Downstreams

AS Number	Description	Country
AS58255	Institute for Nuclear Research of the Russian Academy of Sciences	RU
AS12925	Federal State Budgetary Educational Institution of Higher Education Lomonosov Moscow State University	RU

ASN Lookup Tool

ASN Summary