397142 FORT-COLLINS-CONNEXION - City of Fort Collins, US
Adjacency: 6 Upstream: 2 Downstream: 4
Upstream Adjacent AS list
AS174 COGENT-174 - Cogent Communications, LLC, US
AS6939 HURRICANE - Hurricane Electric LLC, US
Downstream Adjacent AS list
AS19637 AVG19637 - Avago Technologies U.S. Inc., US
AS397377 ESTES-PARK - Town of Estes Park, US
AS394838 PULSE - Pulse, US
AS19647 HPINC - HP Inc., US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 5037 AS397142 ORG+TRN Originate: 36096 /16.86 Transit: 32768 /17.00 FORT-COLLINS-CONNEXION - City of Fort Collins, 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 % 75620 AS397142 FORT-COLLINS-CONNEXION - City of Fort Collins 13 0 0 13 0 0.00% Prefix AS Path Aggregation Suggestion 23.163.32.0/24 4608 6939 397142 38.15.32.0/19 4608 6939 397142 38.75.232.0/21 4608 6939 397142 38.80.148.0/22 4608 6939 397142 38.147.232.0/21 4608 6939 397142 38.175.160.0/19 4608 6939 397142 38.246.0.0/19 4608 6939 397142 167.94.176.0/20 4608 6939 397142 192.251.149.0/24 4608 6939 397142 198.99.80.0/22 4608 6939 397142 204.107.184.0/24 4608 6939 397142 204.133.79.0/24 4777 6939 397142 204.133.83.0/24 4777 6939 397142
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS397142 8 More Specifics 13 Total Advertisements FORT-COLLINS-CONNEXION - City of Fort Collins, US
38.15.32.0/19 38.0.0.0/8
38.75.232.0/21 38.0.0.0/8
38.80.148.0/22 38.0.0.0/8
38.147.232.0/21 38.0.0.0/8
38.175.160.0/19 38.0.0.0/8
38.246.0.0/19 38.0.0.0/8
204.133.79.0/24 204.132.0.0/15
204.133.83.0/24 204.132.0.0/15
whois: 402609
IANA has recorded AS397142 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS397142\n
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 397142
ASName: FORT-COLLINS-CONNEXION
ASHandle: AS397142
RegDate: 2018-10-30
Updated: 2018-10-30
Ref: https://rdap.arin.net/registry/autnum/397142
OrgName: City of Fort Collins
OrgId: CFC
Address: 700 Wood St
City: Fort Collins
StateProv: CO
PostalCode: 80521
Country: US
RegDate: 1992-12-03
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/CFC
OrgDNSHandle: FCCNE-ARIN
OrgDNSName: Fort Collins Connexion Network Engineering
OrgDNSPhone: +1-970-207-7873
OrgDNSEmail: neteng@fcgov.com
OrgDNSRef: https://rdap.arin.net/registry/entity/FCCNE-ARIN
OrgRoutingHandle: FCCNE-ARIN
OrgRoutingName: Fort Collins Connexion Network Engineering
OrgRoutingPhone: +1-970-207-7873
OrgRoutingEmail: neteng@fcgov.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/FCCNE-ARIN
OrgAbuseHandle: FCCADC-ARIN
OrgAbuseName: Fort Collins Connexion Abuse and DMCA Compliance
OrgAbusePhone: +1-970-207-7873
OrgAbuseEmail: abuse@fcconnexion.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/FCCADC-ARIN
OrgTechHandle: FCCNE-ARIN
OrgTechName: Fort Collins Connexion Network Engineering
OrgTechPhone: +1-970-207-7873
OrgTechEmail: neteng@fcgov.com
OrgTechRef: https://rdap.arin.net/registry/entity/FCCNE-ARIN
OrgNOCHandle: FCCNE-ARIN
OrgNOCName: Fort Collins Connexion Network Engineering
OrgNOCPhone: +1-970-207-7873
OrgNOCEmail: neteng@fcgov.com
OrgNOCRef: https://rdap.arin.net/registry/entity/FCCNE-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.
#