IP Address: 18.189.152.83

ℹ️ Network Annotation: Amazon Web Services (AWS)

This is (part of) the AWS public cloud. Some email protection services run in AWS, but it is also an attack/spam vector.

Last updated: 1/29/2026

This page shows DMARC authentication failure data for this IP address. Learn more about this data.

Geolocation Information

Country:: US United States
Region:: Ohio
City:: Columbus
Coordinates:: 39.9625, -83.0061

WHOIS Information

Network Name:: AT-88-Z
CIDR:: 18.128.0.0/9, 18.64.0.0/10, 18.32.0.0/11
Owner:: Amazon Technologies Inc.
Org ID:: AT-88-Z
Address:: 410 Terry Ave N., Seattle, WA 98109

Analysis

This IP was observed on a single date: March 26, 2026. It has been associated with 1 failed authentication event affecting 1 message — a single isolated event. The IP belongs to AT-88-Z (Amazon Technologies Inc.), a network with activity associated with United States.

Failures Detected from this IP

Showing 1-1 of 1 (failures, affecting 1 message)

Date ▼	Messages
3/26/2026	1

External Reputation Lookups

Look up this IP in external threat intelligence and reputation databases (opens in new tab):

AbuseIPDB Cisco Talos Project Honey Pot GreyNoise VirusTotal Shodan Censys Spamhaus