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AS18603 YUGS Networks Ltd. | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

YUGS Networks Ltd. yu.gs

US 3 Routes

AS Data

AS18603

AS18603 – YUGS Networks Ltd.

AS Number	18603
AS Name	YUGS
Organization	YUGS Networks Ltd.(ynl-14)
Country	US
Website	yu.gs
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2025-01-29

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Use ASN data for AS18603 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
14.137.230.0/24	AS18603	YUGS Networks Ltd.	IPOX	256
14.137.228.0/24	AS18603	YUGS Networks Ltd.	IPOX	256
14.137.229.0/24	AS18603	YUGS Networks Ltd.	IPOX	256

Raw Whois Response

#
# 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:       18603
ASName:         YUGS
ASHandle:       AS18603
RegDate:        2025-01-29
Updated:        2025-01-29
Comment:        http://yu.gs    
Ref:            https://rdap.arin.net/registry/autnum/18603


OrgName:        YUGS Networks Ltd.
OrgId:          YNL-14
Address:        1942 Broadway Ste 314C
City:           Boulder
StateProv:      CO
PostalCode:     80302
Country:        US
RegDate:        2023-05-01
Updated:        2025-04-23
Comment:        Yu.GS
Ref:            https://rdap.arin.net/registry/entity/YNL-14


OrgAbuseHandle: ZHANG362-ARIN
OrgAbuseName:   Zhang, Jie 
OrgAbusePhone:  +1-213-262-7183 
OrgAbuseEmail:  admin@yu.gs
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZHANG362-ARIN

OrgTechHandle: ZHANG362-ARIN
OrgTechName:   Zhang, Jie 
OrgTechPhone:  +1-213-262-7183 
OrgTechEmail:  admin@yu.gs
OrgTechRef:    https://rdap.arin.net/registry/entity/ZHANG362-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

Peers

AS Number	Description	Country
AS29752	Zenlayer Inc	US
AS21859	Zenlayer Inc	US

Upstreams

AS Number	Description	Country
AS29752	Zenlayer Inc	US
AS21859	Zenlayer Inc	US

Frequently Asked Questions

What is ASN AS18603?

ASN AS18603 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS18603?

AS18603 is listed under YUGS Networks Ltd..

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.