ASN AS18981 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS18981?

AS18981 is listed under SUPERNet II.

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.

AS18981 SUPERNet II | IPGeolocation.io

ASN Lookup Tool

SUPERNet II woisd.net

US 1 Routes

AS Data

AS18981

AS18981 – SUPERNet II

AS Number	18981
AS Name	SUPERNET-II
Organization	SUPERNet II(sutperni)
Country	US
Website	woisd.net
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2022-07-08

ASN Intelligence API for production workflows

Use ASN data for AS18981 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
204.154.22.0/24	AS18981	SUPERNet II	SUPERNet II	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:       18981
ASName:         SUPERNET-II
ASHandle:       AS18981
RegDate:        2022-07-08
Updated:        2022-07-08    
Ref:            https://rdap.arin.net/registry/autnum/18981


OrgName:        SUPERNet II
OrgId:          SUTPERNI
Address:        1695 W Loop 564
City:           Mineola
StateProv:      TX
PostalCode:     75773
Country:        US
RegDate:        2022-04-28
Updated:        2025-07-17
Ref:            https://rdap.arin.net/registry/entity/SUTPERNI


OrgNOCHandle: MADDO109-ARIN
OrgNOCName:   Maddox, Patricia 
OrgNOCPhone:  +1-903-738-1531 
OrgNOCEmail:  supernet2@woisd.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/MADDO109-ARIN

OrgDNSHandle: MADDO109-ARIN
OrgDNSName:   Maddox, Patricia 
OrgDNSPhone:  +1-903-738-1531 
OrgDNSEmail:  supernet2@woisd.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/MADDO109-ARIN

OrgAbuseHandle: MADDO109-ARIN
OrgAbuseName:   Maddox, Patricia 
OrgAbusePhone:  +1-903-738-1531 
OrgAbuseEmail:  supernet2@woisd.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MADDO109-ARIN

OrgTechHandle: WOODS526-ARIN
OrgTechName:   Woods, William 
OrgTechPhone:  +1-773-541-4795 
OrgTechEmail:  support@wjwllc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/WOODS526-ARIN

OrgRoutingHandle: MADDO109-ARIN
OrgRoutingName:   Maddox, Patricia 
OrgRoutingPhone:  +1-903-738-1531 
OrgRoutingEmail:  supernet2@woisd.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MADDO109-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
AS23158	ETEX COMMUNICATIONS, LLC	US
AS19108	Optimum	US

Upstreams

AS Number	Description	Country
AS23158	ETEX COMMUNICATIONS, LLC	US
AS19108	Optimum	US