ASN AS53503 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53503?

AS53503 is listed under Global Internet eXchange.

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.

AS53503 Global Internet eXchange

ASN Lookup Tool

Global Internet eXchange glbix.net

US 9 Routes

AS Data

AS53503

AS53503 – Global Internet eXchange

AS Number	53503
AS Name	NEARFIELDNETWORKS
Organization	Global Internet eXchange(nail-5)
Country	US
Website	glbix.net
Number of IPv4 Routes	9
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2010-05-21

ASN Intelligence API for production workflows

Use ASN data for AS53503 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.73.245.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.244.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.250.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.249.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.248.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.247.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.241.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.242.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	256
198.73.243.0/24	AS53503	Global Internet eXchange	NLK Consultants Inc	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:       53503
ASName:         NEARFIELDNETWORKS
ASHandle:       AS53503
RegDate:        2010-05-21
Updated:        2026-01-12    
Ref:            https://rdap.arin.net/registry/autnum/53503


OrgName:        Global Internet eXchange
OrgId:          NAIL-5
Address:        2025 Zumbehl Rd
Address:        Ste 335
City:           Saint Charles
StateProv:      MO
PostalCode:     63303
Country:        US
RegDate:        2019-08-19
Updated:        2019-08-30
Ref:            https://rdap.arin.net/registry/entity/NAIL-5

ReferralServer:  rwhois://rwhois.glbix.net:4321

OrgDNSHandle: HOSTM2117-ARIN
OrgDNSName:   Hostmaster
OrgDNSPhone:  +1-314-925-0490 
OrgDNSEmail:  hostmaster@glbix.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/HOSTM2117-ARIN

OrgTechHandle: NETWO7603-ARIN
OrgTechName:   Network Administration
OrgTechPhone:  +1-314-925-0490 
OrgTechEmail:  noc@glbix.net
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO7603-ARIN

OrgNOCHandle: NETWO7603-ARIN
OrgNOCName:   Network Administration
OrgNOCPhone:  +1-314-925-0490 
OrgNOCEmail:  noc@glbix.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO7603-ARIN

OrgTechHandle: HOSTM2117-ARIN
OrgTechName:   Hostmaster
OrgTechPhone:  +1-314-925-0490 
OrgTechEmail:  hostmaster@glbix.net
OrgTechRef:    https://rdap.arin.net/registry/entity/HOSTM2117-ARIN

OrgAbuseHandle: ABUSE7599-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-314-925-0490 
OrgAbuseEmail:  abuse@glbix.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7599-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
AS6428	CDM	US

Upstreams

AS Number	Description	Country
AS6428	CDM	US

Contacts

Email Contacts

noc@glbix.net hostmaster@glbix.net

Abuse Contacts

abuse@glbix.net