C Spire Fiber

Data as of 2026-08-23
BGP inherited
Cluster stats
Netblocks72 · 278,531 IPv4 addresses
IPv6 6 prefixes (largest 2607:f4a0::/32)
Cluster ID226912431
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 12 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

9 weekly snapshots · JSON
86 +18 netblocks since 2026-07-05
2026-07-05 peak 86 2026-08-23

IP Ranges (72)

showing 50 of 72 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
8.42.176.0/20 C Spire Fiber BGP ANNOUNCED ● high
38.140.64.0/19 C Spire Fiber BGP ANNOUNCED ● high
50.86.0.0/16 C Spire Fiber BGP ANNOUNCED ● high
50.86.62.0/24 C Spire Fiber BGP ANNOUNCED ● high
50.86.64.0/21 C Spire BGP ANNOUNCED ● high
50.86.252.0/24 C Spire Fiber BGP ANNOUNCED ● high
64.28.48.0/20 C Spire Fiber BGP ANNOUNCED ● high
66.175.128.0/18 C Spire Fiber BGP ANNOUNCED ● high
66.175.135.0/24 C Spire Fiber BGP ANNOUNCED ● high
66.175.136.0/24 C Spire Fiber BGP ANNOUNCED ● high
66.175.172.0/24 C Spire BGP ANNOUNCED ● high
66.175.174.0/24 C Spire BGP ANNOUNCED ● high
66.175.175.0/24 C Spire BGP ANNOUNCED ● high
66.175.176.0/24 C Spire BGP ANNOUNCED ● high
66.175.179.0/24 C Spire BGP ANNOUNCED ● high
66.175.180.0/23 C Spire BGP ANNOUNCED ● high
66.175.182.0/24 C Spire BGP ANNOUNCED ● high
67.20.0.0/20 C Spire Fiber BGP ANNOUNCED ● high
69.57.48.0/20 C Spire Fiber BGP ANNOUNCED ● high
69.89.208.0/20 C Spire Fiber BGP ANNOUNCED ● high
69.197.192.0/18 C Spire Fiber BGP ANNOUNCED ● high
69.197.192.0/21 C Spire BGP ANNOUNCED ● high
69.197.200.0/21 C Spire BGP ANNOUNCED ● high
69.197.208.0/21 C Spire BGP ANNOUNCED ● high
69.197.216.0/21 C Spire BGP ANNOUNCED ● high
69.197.224.0/21 C Spire BGP ANNOUNCED ● high
69.197.232.0/21 C Spire BGP ANNOUNCED ● high
69.197.240.0/21 C Spire BGP ANNOUNCED ● high
69.197.248.0/21 C Spire BGP ANNOUNCED ● high
74.113.94.0/24 C Spire Fiber BGP ANNOUNCED ● high
76.8.224.0/19 C Spire Fiber BGP ANNOUNCED ● high
104.232.160.0/19 C Spire Fiber BGP ANNOUNCED ● high
136.239.0.0/17 C Spire Fiber BGP ANNOUNCED ● high
162.210.119.0/24 C Spire Fiber BGP ANNOUNCED ● high
167.160.192.0/19 C Spire Fiber BGP ANNOUNCED ● high
167.160.210.0/24 C Spire Fiber BGP ANNOUNCED ● high
167.160.211.0/24 C Spire Fiber BGP ANNOUNCED ● high
167.160.217.0/24 C Spire Fiber BGP ANNOUNCED ● high
167.160.219.0/24 C Spire Fiber BGP ANNOUNCED ● high
172.99.218.0/23 C Spire Fiber BGP ANNOUNCED ● high
173.235.0.0/16 C Spire Fiber BGP ANNOUNCED ● high
173.235.46.0/24 C Spire Fiber BGP ANNOUNCED ● high
173.235.100.0/24 C Spire Fiber BGP ANNOUNCED ● high
173.235.108.0/24 C Spire Fiber BGP ANNOUNCED ● high
198.28.144.0/20 C Spire Fiber BGP ANNOUNCED ● high
198.28.160.0/19 C Spire Fiber BGP ANNOUNCED ● high
198.160.253.0/24 C Spire Fiber BGP ANNOUNCED ● high
199.33.90.0/23 C Spire Fiber BGP ANNOUNCED ● high
199.33.90.0/24 C Spire Fiber BGP ANNOUNCED ● high
199.33.91.0/24 C Spire Fiber BGP ANNOUNCED ● high

IPv6 ranges (6)

CIDR
2607:f4a0::/32
2607:f4a0:5003::/48
2607:f4a0:5010::/48
2001:504:0:4:0:1:1272:1/128
2001:504:17:110::194/128
2001:504:61::3601:0:1/128

Domains hosted in this network

what's this?
cadencebank.com fbcdn.net googlevideo.com cspire.com telapex.com

Network trust

what's this?
RPKI hygiene: C how networks compare →
76.7% of checked blocks have valid RPKI ROA coverage (66 of 86)
No discrepancies found among checked blocks.

NIC Handles

AS11272 AS11272 AS15212 AS396926 CDW2-ARIN CDW2-ARIN CDW2-ARIN CELLU-3 NETWO638-ARIN NETWO638-ARIN NETWO638-ARIN TELEP-6