City of Fort Collins

BGP inherited
Cluster stats
Netblocks30 · 41,966 IPv4 addresses
All fragments 34 blocks across 3 clusters
Cluster ID214385186
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 20 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

6 weekly snapshots · JSON
30 +2 netblocks since 2026-07-05
2026-07-05 peak 30 2026-07-26

IP Ranges (30)

⬇ export CSV
CIDR Org name Registry Status Confidence
23.163.32.0/24 City of Fort Collins BGP ANNOUNCED ● high
38.15.32.0/19 City of Fort Collins BGP ANNOUNCED ● high
38.75.232.0/21 City of Fort Collins BGP ANNOUNCED ● high
38.80.148.0/22 City of Fort Collins BGP ANNOUNCED ● high
38.147.232.0/21 City of Fort Collins BGP ANNOUNCED ● high
38.175.160.0/19 City of Fort Collins BGP ANNOUNCED ● high
38.246.0.0/19 City of Fort Collins BGP ANNOUNCED ● high
167.94.176.0/20 City of Fort Collins ARIN DIRECT ALLOCATION ● high
167.94.176.0/20 City of Fort Collins BGP ANNOUNCED ● high
192.251.149.0/24 City of Fort Collins BGP ANNOUNCED ● high
198.59.46.0/24 City of Fort Collins BGP ANNOUNCED ● high
198.59.47.0/24 City of Fort Collins BGP ANNOUNCED ● high
198.59.48.0/24 City of Fort Collins BGP ANNOUNCED ● high
198.99.80.0/22 City of Fort Collins BGP ANNOUNCED ● high
204.107.184.0/24 City of Fort Collins BGP ANNOUNCED ● high
204.133.79.0/24 City of Fort Collins BGP ANNOUNCED ● high
204.133.83.0/24 City of Fort Collins BGP ANNOUNCED ● high
206.53.175.26/32 City of Fort Collins PEERINGDB ASSIGNED ● high
2001:504:58::26/128 City of Fort Collins PEERINGDB ASSIGNED ● high
2605:b40::/32 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:1100::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:1200::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:1300::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:1400::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:2100::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:2200::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:2300::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:2400::/40 City of Fort Collins BGP ANNOUNCED ● high
2605:b40:f0c0::/48 City of Fort Collins BGP ANNOUNCED ● high
198.59.46.0 – 198.59.49.255 City of Fort Collins ARIN DIRECT ALLOCATION ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
70.0% of checked blocks have valid RPKI ROA coverage (21 of 30)
No discrepancies found among checked blocks.

NIC Handles

AS394748 AS397142 AS397142 CFC CFC-Z CFCENE-ARIN CFCENE-ARIN CFCENE-ARIN CFCENE-ARIN CFCENE-ARIN CFCENE-ARIN FCCADC-ARIN +8 more