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CIDR
/23 · 512 IPs
ASN
American Express Company
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 139.71.194.212

CIDR range
139.71.194.0/23
IP range (int)
2,336,735,744 — 2,336,736,255
Prefix length
/23
Organization
American Express Company
ASN
AS6307
ASN name
American Express Company
Location
Sydney, New South Wales, Australia
Coordinates
-33.897800, 151.189900
Accuracy radius
20 km
Postal code
2015
Regional Internet Registry
ARIN
Allocated
1990-02-07
Data source(s)
ipinfo_lite, maxmind_city, maxmind_asn, maxmind_country
Last updated
2026-07-21 04:11:34

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

Announced prefix
Origin AS
Announcement samples
5,571
Last seen
2026-07-28 21:29:09

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 US

See the full history for 139.71.192.0/22.

Frequently Asked Questions

Who owns 139.71.194.212?

139.71.194.212 is allocated to American Express Company (AS6307), registered in Sydney, Australia.

Where is 139.71.194.212 located?

The geolocation for 139.71.194.212 maps to Sydney, Australia 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 139.71.194.212 on?

139.71.194.212 belongs to the 139.71.194.0/23 network block announced by AS6307. This range contains 512 addresses.

Does 139.71.194.212 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: 2026-07-28 21:39:58 UTC
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