GWS Database
Home | Query

Enter an IP address within a Google ASN to look up its PTR record, or a 1e100.net hostname to look up its A/AAAA records, and estimate its geographic location.

IP or 1e100.net Hostname
Query Result: 172.217.20.112
PTR Record ams17s01-in-f16.1e100.net
fra02s28-in-f16.1e100.net
ncmrsb-ai-in-f16.1e100.net
Airport Code ams
Estimated Location Amsterdam/Eemshaven, Netherlands
Reachability Overview
Current Status✗ Unreachable
First Seen2026-08-17 12:58:13
Last Reachable2026-08-17 12:58:13
Total Times Seen1
Last RTT599 ms

Loading check history…

Check History (0 checks, newest first)
TimeResultReasonRTT

  

即时检测
仅中国大陆IP可即时检测

Location estimates are based on the 1e100.net PTR naming convention (a community-maintained, unofficial document, for reference only).

commit c5b606d