
40217 DACSNX-ISP - DACS-NX, US
Adjacency: 6 Upstream: 1 Downstream: 5
Upstream Adjacent AS list
AS6939 HURRICANE - Hurricane Electric LLC, US
Downstream Adjacent AS list
AS16557 COLOSOLUTIONS - Colo Solutions, US
AS19528 MPDCOL - Meridian Parkway Data Center Owner, LLC, US
AS30622 VENABLE - Venable LLP, US
AS7124 DACSCX-US - DACS-IX, US
AS61961 NELLICUS - NELLICUS, LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 36337 AS40217 ORG+TRN Originate: 1024 /22.00 Transit: 3584 /20.19 DACSNX-ISP - DACS-NX, 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 % 22881 AS40217 DACSNX-ISP - DACS-NX, US 4 2 1 3 1 25.00% Prefix AS Path Aggregation Suggestion 192.209.18.0/23 4777 6939 40217 + Announce - aggregate of 192.209.18.0/24 (4777 6939 40217) and 192.209.19.0/24 (4777 6939 40217) 192.209.18.0/24 4777 6939 40217 - Withdrawn - aggregated with 192.209.19.0/24 (4777 6939 40217) 192.209.19.0/24 4777 6939 40217 - Withdrawn - aggregated with 192.209.18.0/24 (4777 6939 40217) 199.59.208.0/24 4777 6939 40217 199.59.211.0/24 4777 6939 40217
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS40217 4 More Specifics 4 Total Advertisements DACSNX-ISP - DACS-NX, US
192.209.18.0/24 192.209.18.0/23
192.209.19.0/24 192.209.18.0/23
199.59.208.0/24 199.59.208.0/22
199.59.211.0/24 199.59.208.0/22
whois: 402332
IANA has recorded AS40217 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS40217\n
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ASNumber: 40217
ASName: DACSNX-LEGACY
ASHandle: AS40217
RegDate: 2006-08-18
Updated: 2026-03-18
Ref: https://rdap.arin.net/registry/autnum/40217
OrgName: DACS-NX
OrgId: DACSN
Address: 12401 Prosperity Drive
City: Silver Spring
StateProv: MD
PostalCode: 20904
Country: US
RegDate: 2025-01-18
Updated: 2025-01-24
Ref: https://rdap.arin.net/registry/entity/DACSN
OrgTechHandle: NOC11724-ARIN
OrgTechName: Network Operations Center
OrgTechPhone: +1-410-760-3447
OrgTechEmail: noc@dacs-nx.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC11724-ARIN
OrgAbuseHandle: NOC11724-ARIN
OrgAbuseName: Network Operations Center
OrgAbusePhone: +1-410-760-3447
OrgAbuseEmail: noc@dacs-nx.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC11724-ARIN
OrgDNSHandle: NOC11724-ARIN
OrgDNSName: Network Operations Center
OrgDNSPhone: +1-410-760-3447
OrgDNSEmail: noc@dacs-nx.com
OrgDNSRef: https://rdap.arin.net/registry/entity/NOC11724-ARIN
OrgNOCHandle: NOC11724-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-410-760-3447
OrgNOCEmail: noc@dacs-nx.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11724-ARIN
OrgRoutingHandle: NOC11724-ARIN
OrgRoutingName: Network Operations Center
OrgRoutingPhone: +1-410-760-3447
OrgRoutingEmail: noc@dacs-nx.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/NOC11724-ARIN
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# 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/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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