
20021 LNH-INC - Ntirety, Inc., US
Adjacency: 5 Upstream: 2 Downstream: 3
Upstream Adjacent AS list
AS3356 LEVEL3 - Level 3 Parent, LLC, US
AS1299 TWELVE99 Arelion, fka Telia Carrier, SE
Downstream Adjacent AS list
AS40481 G3-ASN-1 - G3 Group, US
AS55117 LVSCU - Long View Systems Corporation USA, US
AS53658 SOCKETLABS - SocketLabs, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 1128 AS20021 ORG+TRN Originate: 241664 /14.12 Transit: 2304 /20.83 LNH-INC - Ntirety, Inc., US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 10002 AS20021 LNH-INC - Ntirety, Inc., US 24 5 1 20 4 16.67% Prefix AS Path Aggregation Suggestion 65.36.128.0/17 4777 2497 1299 20021 65.182.192.0/19 4777 2497 1299 20021 66.36.191.0/24 4777 2497 1299 20021 66.241.192.0/18 4777 2497 1299 20021 67.59.128.0/18 4777 2497 1299 20021 72.4.160.0/20 4777 2497 1299 20021 76.12.0.0/16 4777 2497 1299 20021 76.12.92.0/24 4777 2497 1299 20021 - Withdrawn - matching aggregate 76.12.0.0/16 4777 2497 1299 20021 173.239.96.0/19 4777 2497 1299 20021 199.231.128.0/20 4777 2497 1299 20021 199.231.144.0/22 4777 2497 1299 20021 204.12.0.0/17 4777 2497 1299 20021 + Announce - aggregate of 204.12.0.0/18 (4777 2497 1299 20021) and 204.12.64.0/18 (4777 2497 1299 20021) 204.12.0.0/18 4777 2497 1299 20021 - Withdrawn - aggregated with 204.12.64.0/18 (4777 2497 1299 20021) 204.12.64.0/19 4777 2497 1299 20021 - Withdrawn - aggregated with 204.12.96.0/19 (4777 2497 1299 20021) 204.12.76.0/24 4777 2497 1299 20021 - Withdrawn - matching aggregate 204.12.64.0/19 4777 2497 1299 20021 204.12.96.0/19 4777 2497 1299 20021 - Withdrawn - aggregated with 204.12.64.0/19 (4777 2497 1299 20021) 208.112.0.0/17 4777 2497 1299 20021 209.41.160.0/19 4777 2497 1299 20021 209.164.56.0/21 4777 2497 1299 20021 209.216.40.0/23 4777 2497 1299 20021 209.216.44.0/23 4777 2497 1299 20021 216.74.36.0/24 4777 2497 1299 20021 216.74.48.0/22 4777 2497 1299 20021 216.74.56.0/21 4777 2497 1299 20021 216.248.192.0/20 4777 2497 1299 20021
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS20021 12 More Specifics 24 Total Advertisements LNH-INC - Ntirety, Inc., US
66.36.191.0/24 66.36.160.0/19
76.12.92.0/24 76.12.0.0/16
204.12.0.0/18 204.12.0.0/17
204.12.64.0/19 204.12.0.0/17
204.12.76.0/24 204.12.0.0/17
204.12.96.0/19 204.12.0.0/17
209.164.56.0/21 209.164.0.0/18
209.216.40.0/23 209.216.0.0/18
209.216.44.0/23 209.216.0.0/18
216.74.36.0/24 216.74.0.0/18
216.74.48.0/22 216.74.0.0/18
216.74.56.0/21 216.74.0.0/18
whois: 402332
IANA has recorded AS20021 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS20021\n
#
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 20021
ASName: LNH-INC
ASHandle: AS20021
RegDate: 2001-03-15
Updated: 2023-01-23
Ref: https://rdap.arin.net/registry/autnum/20021
OrgName: Ntirety, Inc.
OrgId: WCP32
Address: 2901 Via Fortuna, Suite 175
City: Austin
StateProv: TX
PostalCode: 78746
Country: US
RegDate: 2009-07-02
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/WCP32
OrgTechHandle: IPADM271-ARIN
OrgTechName: IP Admin
OrgTechPhone: +1-302-731-4948
OrgTechEmail: ipadmin@ntirety.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADM271-ARIN
OrgAbuseHandle: ABUSE1072-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-302-731-4948
OrgAbuseEmail: abuse@hostmysite.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1072-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.
#