Altafiber
Registry
Cluster stats
| Netblocks | 21 · 676,075 IPv4 addresses |
| Registered in | United States (20) · Canada (1) |
| Cluster ID | 214479578 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 13 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (21)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 199.243.239.0/24 | Altafiber | BGP | ANNOUNCED | ● high |
| 45.59.32.0/20 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 50.5.0.0/16 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 63.250.64.0/19 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 64.151.128.0/18 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 66.42.128.0/17 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 66.158.160.0/20 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 66.161.128.0/17 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 66.170.160.0/20 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 69.5.32.0/20 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 72.49.0.0/16 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 74.83.0.0/16 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 74.215.0.0/16 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 131.241.0.0/16 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 163.182.0.0/17 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 192.24.128.0/17 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 206.221.224.0/20 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 208.102.0.0/16 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 209.131.192.0/19 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 216.68.0.0/16 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
| 216.196.128.0/17 | Altafiber | ARIN | DIRECT ALLOCATION | ● low |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: C
how networks compare →
66.7%
of checked blocks have valid RPKI ROA coverage
(14 of 21)
Possible discrepancies (13)
These blocks are registered to Altafiber but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 131.241.0.0/16 /16 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 74.83.0.0/16 /16 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 72.49.0.0/16 /16 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 50.5.0.0/16 /16 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 216.68.0.0/16 /16 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 74.215.0.0/16 /16 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 208.102.0.0/16 /16 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 216.196.128.0/17 /17 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 192.24.128.0/17 /17 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 163.182.0.0/17 /17 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 66.42.128.0/17 /17 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 66.161.128.0/17 /17 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
| 45.59.32.0/20 /20 | authorized for AS6181 — Cincinnati Bell Telephone Company LLC |
NIC Handles
AS395273
DPM35-ARIN
FAT-ARIN
FIA-ORG-ARIN
FIA-ORG-ARIN
FIAI
GOODW273-ARIN
GSP36-ARIN
MONAG27-ARIN
MORRI1305-ARIN
RONAN14-ARIN
RW855-ARIN
+1 more