CIDR Range
104.226.128.0/17
Addresses
32,768
32.8K
Sub-ranges
24+
within this block
PTR Density
99.3%
32.5K of 32.8K IPs have PTR
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
73/100
Moderate
How this score is built
- Baseline (neutral) 65
- Has a reverse-DNS (PTR) record +5
- Established allocation (12y) +3
- Trust score 73 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 104.226.128.0/17
Geolocation
First 256 of 32,768 IP addresses in 104.226.128.0/17
104.226.128.0
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+ 32.5K more (range too large to list inline)
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 104.226.0.0/16.
Announced prefix
Origin AS
Announcement samples
3,524
Last seen
2026-07-18 12:00:00
Frequently Asked Questions
What is 104.226.128.0/17?
104.226.128.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 104.226.128.0 to 104.226.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 104.226.128.0/17 network?
The 104.226.128.0/17 range is allocated to Frontier Communications of America, Inc. and announced via AS5650 from United States.
Last updated: 2026-07-18 12:25:31 UTC
