Location, ISP, ASN, timezone and coordinates for 154.58.4.52.
This is the IP address of Cogent Communications (Netherlands North Holland Gijón, AS174).
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)
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IP History Archive
- 2026-09-20 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-09-14 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-09-12 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-09-03 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-09-01 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-30 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-29 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-28 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-27 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-26 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-25 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-24 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
- 2026-08-23 西班牙 阿斯图里亚斯 希洪 Cogent Communications · AS174
Deep Analysis
AS174（Cogent Communications, LLC） (Cogent Communications) manages the 154.58.0.0/20 prefix block (approximately 4096 addresses) in the Other category. AS174 independently controls its routing policy, peering relationships and IP allocation — Cogent Communications is directly responsible for traffic to and from addresses in the 154.58.0.0/20 block. The IP 154.58.4.52 resides in Netherlands North Holland Gijón (timezone Europe/Madrid); 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 154.58.4.52 — 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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