Addresses
16,384
16.4K
Sub-ranges
10+
within this block
PTR Density
0.0%
0 of 16.4K 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.
71/100
Moderate
How this score is built
- Baseline (neutral) 65
- Long-established allocation (32y) +6
- Trust score 71 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 170.77.128.0/18
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 170.77.128.0/19 | 8.2K | Danbury Hospital - ITG | AS27185 | US |
| 170.77.128.0/19 | 8.2K | Danbury Hospital - ITG | AS27185 | US |
| 170.77.176.0/20 | 4.1K | Danbury Hospital - ITG | AS27185 | US |
| 170.77.160.0/20 | 4.1K | Danbury Hospital - ITG | AS27185 | US |
| 170.77.160.0/20 | 4.1K | Danbury Hospital - ITG | AS27185 | US |
| 170.77.184.0/21 | 2.0K | Danbury Hospital - ITG | AS27185 | US |
| 170.77.176.0/22 | 1.0K | Danbury Hospital - ITG | AS27185 | US |
| 170.77.182.0/23 | 512 | Danbury Hospital - ITG | AS27185 | US |
| 170.77.180.0/24 | 256 | AS65645 | AS65645 | US |
| 170.77.181.0/24 | 256 | Danbury Hospital - ITG | AS27185 | US |
Geolocation
First 256 of 16,384 IP addresses in 170.77.128.0/18
170.77.128.0
170.77.128.1
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+ 16.1K more (range too large to list inline)
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 170.77.128.0/17.
Announced prefix
Origin AS
Announcement samples
12,629
Last seen
2026-07-23 20:29:54
Frequently Asked Questions
What is 170.77.128.0/18?
170.77.128.0/18 is a CIDR network block containing 16,384 IPv4 addresses (from 170.77.128.0 to 170.77.191.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 170.77.128.0/18 network?
The 170.77.128.0/18 range is allocated to Danbury Hospital - ITG and announced via AS27185 from United States.
Last updated: 2026-07-23 22:25:36 UTC
