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CIDR
/20 · 4.1K IPs
ASN
Comcast Cable Communications, LLC
Reverse DNS
No PTR record
Blocklisted
Checking…
Scanning blocklists

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.

76/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network Allocation for 168.221.171.203

CIDR range
168.221.160.0/20
IP range (int)
2,833,096,704 — 2,833,100,799
Prefix length
/20
Organization
Comcast Cable Communications, LLC
ASN
AS20214
ASN name
Comcast Cable Communications, LLC
Location
Miami, Florida, United States
Coordinates
25.773800, -80.358400
Accuracy radius
20 km
Postal code
33172
Regional Internet Registry
ARIN
Allocated
1994-08-12
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-21 04:09:09

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
7,102
Last seen
2026-07-24 13:54:44

Frequently Asked Questions

Who owns 168.221.171.203?

168.221.171.203 is allocated to Comcast Cable Communications, LLC (AS20214), registered in Miami, United States.

Where is 168.221.171.203 located?

The geolocation for 168.221.171.203 maps to Miami, United States based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 168.221.171.203 on?

168.221.171.203 belongs to the 168.221.160.0/20 network block announced by AS20214. This range contains 4,096 addresses.

Does 168.221.171.203 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-22 01:55:34 UTC
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