What is ASN AS142023?

ASN AS142023 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS142023?

AS142023 is listed under NEXUS.

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.

AS142023 NEXUS | IPGeolocation.io

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

NEXUS nexus.mn

MN 0 Routes

AS Data

AS142023

AS142023 – NEXUS

AS Number	142023
AS Name	NEXUSMongolia-AS-AP
Organization	NEXUS(org-na102-ap)
Country	MN
Website	nexus.mn
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS142023 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

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS141626 - AS142649'

as-block:       AS141626 - AS142649
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2020-10-21T04:09:48Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS142023'

% Abuse contact for 'AS142023' is 'admin@nexus.mn'

aut-num:        AS142023
as-name:        NEXUSMongolia-AS-AP
descr:          NEXUS
descr:          NEXUS Mongolia
country:        MN
org:            ORG-NA102-AP
admin-c:        NNLA4-AP
tech-c:         NNLA4-AP
abuse-c:        AN2902-AP
mnt-lower:      MAINT-NEXUSNETWORKLLC-MN
mnt-routes:     MAINT-NEXUSNETWORKLLC-MN
mnt-by:         APNIC-HM
mnt-irt:        IRT-NEXUSNETWORKLLC-MN
last-modified:  2021-04-06T16:05:38Z
source:         APNIC

irt:            IRT-NEXUSNETWORKLLC-MN
address:        Student's Street 16/3, Ulaanbaatar Sukhbaatar 14191
e-mail:         admin@nexus.mn
abuse-mailbox:  admin@nexus.mn
admin-c:        NNA68-AP
tech-c:         NNA68-AP
auth:           # Filtered
remarks:        admin@nexus.mn is invalid
mnt-by:         MAINT-NEXUSNETWORKLLC-MN
last-modified:  2025-11-18T00:34:26Z
source:         APNIC

organisation:   ORG-NA102-AP
org-name:       NEXUS
org-type:       LIR
country:        MN
address:        Student's Street 16/3
phone:          +97690079008
e-mail:         admin@nexus.mn
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:18:28Z
source:         APNIC

role:           ABUSE NEXUSNETWORKLLCMN
country:        ZZ
address:        Student's Street 16/3, Ulaanbaatar Sukhbaatar 14191
phone:          +000000000
e-mail:         admin@nexus.mn
admin-c:        NNA68-AP
tech-c:         NNA68-AP
nic-hdl:        AN2902-AP
remarks:        Generated from irt object IRT-NEXUSNETWORKLLC-MN
remarks:        admin@nexus.mn is invalid
abuse-mailbox:  admin@nexus.mn
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-04T21:42:05Z
source:         APNIC

role:           NEXUS Network LLC administrator
address:        Student's Street 16/3, Ulaanbaatar Sukhbaatar 14191
country:        MN
phone:          +97676777070
e-mail:         admin@nexus.mn
admin-c:        NNA68-AP
tech-c:         NNA68-AP
nic-hdl:        NNLA4-AP
mnt-by:         MAINT-NEXUSNETWORKLLC-MN
last-modified:  2021-04-08T17:15:37Z
abuse-mailbox:  abuse@nexus.mn
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)