Location, ISP, ASN, timezone and coordinates for 47.165.220.21.
This is the IP address of Frontier Communications of America, Inc. (United States California Rancho Cucamonga, AS5650).
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
Local Weather
Loading weather…
IP History Archive
- 2026-09-16 美国 加利福尼亚州 斯坦福 Frontier Communications of America, Inc. · AS5650 Botnet / compromised
Deep Analysis
AS5650 (Frontier Communications of America, Inc.) manages the 47.165.220.0/26 prefix block (approximately 64 addresses) in the Other category. AS5650 independently controls its routing policy, peering relationships and IP allocation — Frontier Communications of America, Inc. is directly responsible for traffic to and from addresses in the 47.165.220.0/26 block. The IP 47.165.220.21 resides in United States California Rancho Cucamonga (timezone America/New_York); its position within this block determines routing behavior and connectivity characteristics.
The reverse DNS record resolves to 47-165-220-21.bng02.nwln.ct.frontiernet.net, which is consistent with the registered provider. This alignment with the registered provider is favorable for email deliverability and system trust scores.
Spamhaus has listed this IP (XBL: 僵尸网络 / 被攻陷主机), which suggests it has been involved in spam or compromised activity. While a listing does not guarantee ongoing abuse, it can impact deliverability and trust score. Balance risk-control with normal access patterns: standard rate limiting plus CAPTCHA on sensitive flows.
Recommendation: insufficient data to classify 47.165.220.21 — 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.
Online Tools
Port Scan
Network Diagnostics
Supports connectivity testing, port scanning and DNS latency comparison.
Open Tool →WHOIS Info
Querying WHOIS registration info...
Location Map
The red marker shows the IP location. Drag to pan, scroll to zoom.