Location, ISP, ASN, timezone and coordinates for 198.138.71.222.
This is the IP address of NTT America, Inc. (United States Colorado Englewood, AS2914).
This address does not match a known network type. Combine historical access patterns and contextual signals for a comprehensive judgment.
Independent offline databases (ip2region vs GeoLite2) may disagree on an IP's location; both are third-party judgments for reference only. The page's primary location prefers ip2region.
Data source: ip2region+GeoLite2 (local offline databases)
Security Assessment & Risk
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IP History Archive
- 2026-09-16 美国 科罗拉多州 洛杉矶 NTT America, Inc. · AS2914
Deep Analysis
AS2914 (NTT America, Inc.) manages the 198.138.70.0/23 prefix block (approximately 512 addresses) in the Other category. NTT Communications, the international backbone of Japan's largest telecom NTT. The IP 198.138.71.222 resides in United States Colorado Englewood (timezone America/Los_Angeles); its position within this block determines routing behavior and connectivity characteristics.
No reverse DNS (PTR) record is configured, which is common for dynamically assigned or CGNAT'd addresses but limits reverse verification capability. PTR records are commonly used by mail servers and anti-spam systems to validate connecting IPs — their absence can affect deliverability to strict receivers.
Based on local classification and Spamhaus real-time reputation, no blacklist entries detected, no security risk flags detected. The Unknown category indicates this IP is part of normal Other infrastructure and carries low inherent risk. Balance risk-control with normal access patterns: standard rate limiting plus CAPTCHA on sensitive flows.
Recommendation: insufficient data to classify 198.138.71.222 — apply a balanced policy: standard rate limiting, CAPTCHA for sensitive operations, and monitor access logs for anomalies. Reassess as the IP's usage history accumulates in this site's archive.
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