Frontier Communications of America, Inc.
Data as of 2026-08-09
BGP inherited
Complete entity footprint
3 linked clusters ·
12,766 netblocks ·
146,990,404 IPv4 addresses ·
2,180 IPv6 prefixes
This organisation's clusters combined by evidence —
shared operating domain frontiernet.net
— not name similarity, so genuinely different organisations that share a name are excluded.
Cluster stats
| Netblocks | 196 · 4,456,960 IPv4 addresses |
| IPv6 | 1 prefix (largest 2001:1960::/32) |
| Registered in | United States (189) · Spain (2) · United Arab Emirates (1) · United Kingdom (1) · Russia (1) · Sweden (1) |
| All fragments | 210 blocks across 2 clusters |
| Cluster ID | 218196545 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 11 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
7 weekly snapshots · JSON
196
-975 netblocks since 2026-07-05
2026-07-05
peak 2,011
2026-08-09
IP Ranges (196)
showing 50 of 196 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.52.0.0/15 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 45.52.95.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 47.164.0.0/14 | Frontier Communications of America, Inc. | ARIN | ASSIGNMENT | ● medium |
| 47.168.0.0/13 | Frontier Communications of America, Inc. | ARIN | ASSIGNMENT | ● medium |
| 50.32.0.0/15 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 50.40.148.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.48.0.0/14 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 50.50.4.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.50.133.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.52.128.0/17 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 50.54.0.0/17 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 50.55.0.0/16 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 50.105.240.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.105.244.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.108.204.0/23 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.110.0.0/15 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 50.120.0.0/18 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 50.122.12.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.122.49.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.122.194.0/23 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.122.196.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.123.26.0/23 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.123.232.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.124.111.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.124.220.0/23 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 50.126.0.0/18 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 64.111.128.0/19 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 65.37.0.0/17 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 65.37.107.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.37.110.0/23 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.0.0/16 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 65.73.38.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.48.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.64.0/21 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.72.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.101.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.120.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.152.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.220.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.220.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.224.0/22 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 65.73.244.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 66.33.224.0/19 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 66.133.128.0/18 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 66.133.180.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 70.100.0.0/15 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 70.100.16.0/21 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 70.100.66.0/24 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
| 74.32.0.0/12 | Frontier Communications of America, Inc. | ARIN | DIRECT ALLOCATION | ● medium |
| 74.32.0.0/19 | Frontier Communications of America, Inc. | BGP | ANNOUNCED | ● medium |
IPv6 ranges (1)
| CIDR |
|---|
| 2001:1960::/32 |
Domains hosted in this network
what's this?Customer-delegated space
how is this classified?
Unclassified
161 (82.1%)
Customer access pools
35 (17.9%)
Network trust
what's this?
RPKI hygiene: A
how networks compare →
97.4%
of checked blocks have valid RPKI ROA coverage
(191 of 196)
Possible discrepancies (191)
These blocks are registered to Frontier Communications of America, Inc. but cryptographically authorized for a different, unrelated network (4 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2001:1960::/32 /32 | authorized for AS5650 — Verizon Business |
| 74.32.0.0/12 /12 | authorized for AS5650 — Verizon Business |
| 184.8.0.0/13 /13 | authorized for AS5650 — Verizon Business |
| 47.168.0.0/13 /13 | authorized for AS5650 — Verizon Business |
| 50.48.0.0/14 /14 | authorized for AS5650 — Verizon Business |
| 172.76.0.0/14 /14 | authorized for AS5650 — Verizon Business |
| 173.84.0.0/14 /14 | authorized for AS5650 — Verizon Business |
| 47.164.0.0/14 /14 | authorized for AS5650 — Verizon Business |
| 45.52.0.0/15 /15 | authorized for AS5650 — Verizon Business |
| 70.100.0.0/15 /15 | authorized for AS5650 — Verizon Business |
| 50.32.0.0/15 /15 | authorized for AS5650 — Verizon Business |
| 50.110.0.0/15 /15 | authorized for AS5650 — Verizon Business |
| 104.235.0.0/16 /16 | authorized for AS5650 — Verizon Business |
| 104.240.0.0/16 /16 | authorized for AS5650 — Verizon Business |
| 50.55.0.0/16 /16 | authorized for AS5650 — Verizon Business |
+176 more — see the REST API
NIC Handles
ABUSE223-ARIN
AS5650
AS7011
FRTR
HOSTM2146-ARIN
IPADM314-ARIN
ZF47-ARIN
ZF47-ARIN
lir-es-european-1-MNT
mnt-es-airenetworks-1
mnt-md-digitalnetwork2-1