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IPv4 Address

81.28.58.191

Within
81.28.32.0/19
CIDR
/19 · 8.2K IPs
ASN
IsIran
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.

70/100
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 81.28.58.191

CIDR range
81.28.32.0/19
IP range (int)
1,360,797,696 — 1,360,805,887
Prefix length
/19
Organization
IsIran
ASN
AS25306
ASN name
IsIran
Location
Iran
Coordinates
35.698000, 51.411500
Accuracy radius
1000 km
Regional Internet Registry
RIPE
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-08 12:20:51

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

Announced prefix
Origin AS
Announcement samples
83,590
Last seen
2026-07-24 03:56:00

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation IR

See the full history for 81.28.32.0/19.

Frequently Asked Questions

Who owns 81.28.58.191?

81.28.58.191 is allocated to IsIran (AS25306), registered in Iran.

Where is 81.28.58.191 located?

The geolocation for 81.28.58.191 maps to Iran 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 81.28.58.191 on?

81.28.58.191 belongs to the 81.28.32.0/19 network block announced by AS25306. This range contains 8,192 addresses.

Does 81.28.58.191 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: 2026-07-24 04:26:15 UTC
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