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CIDR
/21 · 2.0K IPs
ASN
Unified Layer
Reverse DNS
50-87-221-218.unifiedlayer.com
last known PTR from 10 hr ago
Blocklisted
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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.

85/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Reverse DNS history

How this IP's reverse DNS (PTR) has changed over time, from our scans.

Reverse-DNS changes between May 31, 2026 and Oct 2, 2026 were not recorded; the current PTR is shown from its earliest retained observation.

  1. no PTR — since at least Oct 2, 2026 → present
  2. 50-87-221-218.unifiedlayer.com stable — May 31, 2026 → Oct 2, 2026

Network Allocation for 50.87.221.218

CIDR range
50.87.216.0/21
IP range (int)
844,617,728 — 844,619,775
Prefix length
/21
Organization
Unified Layer
ASN
AS46606
ASN name
Unified Layer
Location
Phoenix, Arizona, United States
Coordinates
33.453200, -112.074800
Accuracy radius
20 km
Postal code
85001
Regional Internet Registry
ARIN
Allocated
2011-01-24
Data source(s)
maxmind_asn, ipinfo_lite, maxmind_city, maxmind_country
Last updated
2026-10-01 08:43:04

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

Announced prefix
Origin AS
Announcement samples
9,261
Last seen
2026-10-02 12:19:30

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours, for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation — US

See the full history for 50.86.0.0/15.

Frequently Asked Questions

Who owns 50.87.221.218?

50.87.221.218 is allocated to Unified Layer (AS46606), registered in Phoenix, United States.

Where is 50.87.221.218 located?

The geolocation for 50.87.221.218 maps to Phoenix, 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 50.87.221.218 on?

50.87.221.218 belongs to the 50.87.216.0/21 network block announced by AS46606. This range contains 2,048 addresses.

Does 50.87.221.218 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: 2026-10-02 00:32:44 UTC
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