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CIDR
/24 · 256 IPs
ASN
Provedor de Acesso a Internet Eireli
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.

73/100
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 143.208.138.173

CIDR range
143.208.138.0/24
IP range (int)
2,412,808,704 — 2,412,808,959
Prefix length
/24
Organization
Provedor de Acesso a Internet Eireli
ASN
AS61776
ASN name
Provedor de Acesso a Internet Eireli
Location
Altamira, Par, Brazil
Coordinates
-3.205200, -52.202900
Accuracy radius
5 km
Postal code
68371
Regional Internet Registry
ARIN
Allocated
2015-12-14
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-07-11 09:23:23

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

Announced prefix
Origin AS
Announcement samples
146,748
Last seen
2026-07-29 10:09:59

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 RIR Transfer arin lacnic

See the full history for 143.208.136.0/21.

Frequently Asked Questions

Who owns 143.208.138.173?

143.208.138.173 is allocated to Provedor de Acesso a Internet Eireli (AS61776), registered in Altamira, Brazil.

Where is 143.208.138.173 located?

The geolocation for 143.208.138.173 maps to Altamira, Brazil 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 143.208.138.173 on?

143.208.138.173 belongs to the 143.208.138.0/24 network block announced by AS61776. This range contains 256 addresses.

Does 143.208.138.173 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: 2026-07-29 10:21:36 UTC
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