128.150.221.239

Webserver

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Summary

IP address summary information
Location	Alexandria, Virginia, US
ASN	AS102 — U.S. National Science Foundation
Hostname	sbe-norc-f5.acpt.nsf.gov
Range	128.150.0.0/16
Company	U.S. National Science Foundation
Hosted domains	0
Privacy	False
Anycast	False
AS Type	government
Abuse contact	arin-abuse@nsf.gov

IP Geolocation

IP address geolocation details
Field	Value
City	Alexandria
State	Virginia
Country	United States
Postal	22314
Local time	11:54 PM, Sunday, September 27, 2026
Timezone	America/New_York
Coordinates	38.8048 N, 77.0469 W

Location Evidence

We have confirmed the location of this IP address with active measurement data

$ ping 128.150.221.239

PING 128.150.221.239 (128.150.221.239): 56 data bytes

64 bytes from 128.150.221.239: icmp_seq=0 ttl=58 time=2.156 ms

Measurement taken from

IPinfo ProbeNet in █████, █████

On September 22, 2026

Run your own measurement

Anonymization

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ASN

AS102 — U.S. National Science Foundation

Domainnsf.gov
ASN TypeGovernment
Route128.150.0.0/16

Company

U.S. National Science Foundation

Abuse

US, VA, Alexandria, 2415 Eisenhower Ave, 22314

+1-703-292-5050

arin-abuse@nsf.gov

NameNSF Abuse

Network128.150.0.0/16

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