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CIDR
/21 · 2.0K IPs
ASN
Vocus Connect International Backbone
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 203.16.40.197

CIDR range
203.16.40.0/21
IP range (int)
3,406,833,664 — 3,406,835,711
Prefix length
/21
Organization
Vocus Connect International Backbone
ASN
AS4826
ASN name
Vocus Connect International Backbone
Location
Melbourne, Victoria, Australia
Coordinates
-37.783100, 144.945400
Accuracy radius
10 km
Postal code
3052
Regional Internet Registry
APNIC
Allocated
1995-06-05
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-09-10 05:25:10

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

Announced prefix
Origin AS
Announcement samples
17,203
Last seen
2026-09-10 15:07:15

Frequently Asked Questions

Who owns 203.16.40.197?

203.16.40.197 is allocated to Vocus Connect International Backbone (AS4826), registered in Melbourne, Australia.

Where is 203.16.40.197 located?

The geolocation for 203.16.40.197 maps to Melbourne, 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 203.16.40.197 on?

203.16.40.197 belongs to the 203.16.40.0/21 network block announced by AS4826. This range contains 2,048 addresses.

Does 203.16.40.197 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: 2026-09-10 15:23:44 UTC
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