ASN AS21748 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21748?

AS21748 is listed under SKYCOM1.

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.

AS21748 SKYCOM1 | IPGeolocation.io

ASN Lookup Tool

SKYCOM1 skycom1.com

US 9 Routes

AS Data

AS21748

AS21748 – SKYCOM1

AS Number	21748
AS Name	SKYCOM1
Organization	SKYCOM1(pl)
Country	US
Website	skycom1.com
Number of IPv4 Routes	8
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2011-01-21

ASN Intelligence API for production workflows

Use ASN data for AS21748 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
104.37.233.0/24	AS21748	SKYCOM1	SKYCOM	256
104.37.238.0/24	AS21748	SKYCOM1	SKYCOM	256
2606:8b40::/32	AS21748	SKYCOM1	SKYCOM	~79×10²⁷
104.37.237.0/24	AS21748	SKYCOM1	SKYCOM	256
104.37.239.0/24	AS21748	SKYCOM1	SKYCOM	256
104.37.236.0/24	AS21748	SKYCOM1	SKYCOM	256
104.37.235.0/24	AS21748	SKYCOM1	SKYCOM	256
104.37.234.0/24	AS21748	SKYCOM1	SKYCOM	256
104.37.232.0/24	AS21748	SKYCOM1	SKYCOM	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:       21748
ASName:         SKYCOM1
ASHandle:       AS21748
RegDate:        2011-01-21
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/21748


OrgName:        SKYCOM1
OrgId:          PL
Address:        403 Country Club Dr
City:           Covington
StateProv:      LA
PostalCode:     70433
Country:        US
RegDate:        2010-09-23
Updated:        2025-04-26
Ref:            https://rdap.arin.net/registry/entity/PL


OrgNOCHandle: JBO315-ARIN
OrgNOCName:   Ober, James B
OrgNOCPhone:  +1-888-337-4621 
OrgNOCEmail:  l2admin@skycom1.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/JBO315-ARIN

OrgAbuseHandle: JBO315-ARIN
OrgAbuseName:   Ober, James B
OrgAbusePhone:  +1-888-337-4621 
OrgAbuseEmail:  l2admin@skycom1.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/JBO315-ARIN

OrgTechHandle: JBO315-ARIN
OrgTechName:   Ober, James B
OrgTechPhone:  +1-888-337-4621 
OrgTechEmail:  l2admin@skycom1.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JBO315-ARIN

RAbuseHandle: JBO315-ARIN
RAbuseName:   Ober, James B
RAbusePhone:  +1-888-337-4621 
RAbuseEmail:  l2admin@skycom1.com
RAbuseRef:    https://rdap.arin.net/registry/entity/JBO315-ARIN

RTechHandle: JBO315-ARIN
RTechName:   Ober, James B
RTechPhone:  +1-888-337-4621 
RTechEmail:  l2admin@skycom1.com
RTechRef:    https://rdap.arin.net/registry/entity/JBO315-ARIN

RNOCHandle: JBO315-ARIN
RNOCName:   Ober, James B
RNOCPhone:  +1-888-337-4621 
RNOCEmail:  l2admin@skycom1.com
RNOCRef:    https://rdap.arin.net/registry/entity/JBO315-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
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US