Frontier Communications IP Ranges
Frontier Communications is a consumer and business internet provider. Its network is registered under AS5650 with ARIN, and it announces 1034 IPv4 prefixes to the global routing table.
- Provider
- Frontier Communications
- Primary ASN
- AS5650
- Category
- ISP
- Headquarters
- Norwalk, CT, USA
- Announced IPv4 prefixes
- 1034
- Registry
- ARIN
Known IP ranges
These prefixes are currently announced to the global routing table by AS5650 (FRONTIER-FRTR - Frontier Communications of America, Inc.). Prefix sets change over time - use WHOIS Lookup for the authoritative record on any specific address.
74.32.0.0/12
47.192.0.0/12
47.144.0.0/12
47.160.0.0/12
184.8.0.0/13
47.136.0.0/13
47.152.0.0/14
47.176.0.0/14
184.16.0.0/14
47.184.0.0/14
2a07:a900::/29
2a07:4584::/30
2607:d40::/32 (IPv6)
What does a Frontier Communications IP mean in a privacy test?
Seeing a Frontier Communications IP address as your visible address means you are connecting directly through your Frontier Communications line with no VPN active. If you expected a VPN exit, this tells you the tunnel is not carrying your traffic.
Related tools
Frequently asked questions
What IP ranges does Frontier Communications use?
Frontier Communications announces 1034 IPv4 prefixes and 7 IPv6 prefixes under AS5650. Larger blocks include 74.32.0.0/12, 47.192.0.0/12, 47.144.0.0/12. The full current list is published by ARIN, and prefixes change as the network grows.
Why does a Frontier Communications IP appear in my privacy test?
Seeing a Frontier Communications IP address as your visible address means you are connecting directly through your Frontier Communications line with no VPN active. If you expected a VPN exit, this tells you the tunnel is not carrying your traffic.
How large is the Frontier Communications network?
By CAIDA's AS Rank, AS5650 reaches 237 networks through its customer cone, covering roughly 15.7 million IPv4 addresses. That places it at global rank 225 among all autonomous systems.
How do I look up a Frontier Communications IP address?
Enter the address in the MyIPScan IP Geolocation Lookup. Addresses in this network return AS5650 (FRONTIER-FRTR - Frontier Communications of America, Inc.). WHOIS Lookup shows the registered CIDR block for any specific address.
What ASN does Frontier Communications use?
Frontier Communications operates AS5650, registered with ARIN and held by FRONTIER-FRTR - Frontier Communications of America, Inc.. In a privacy test this ASN is what identifies traffic as belonging to their network.