138.4.4.160

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Summary

IP address summary information
Location	Madrid, Madrid, ES
ASN	AS766 — RedIRIS Autonomous System
Hostname	quiz.dit.upm.es
Range	138.4.0.0/16
Company	Universidad Politecnica de Madrid
Hosted domains	0
Privacy	False
Anycast	False
AS Type	education
Abuse contact	cert@iriscert.es

IP Geolocation

IP address geolocation details
Field	Value
City	Madrid
State	Madrid
Country	Spain
Postal	28004
Local time	01:22 PM, Friday, September 25, 2026
Timezone	Europe/Madrid
Coordinates	40.4165 N, 3.7026 W

Location Evidence

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

$ ping 138.4.4.160

PING 138.4.4.160 (138.4.4.160): 56 data bytes

64 bytes from 138.4.4.160: icmp_seq=0 ttl=58 time=1.955 ms

Measurement taken from

IPinfo ProbeNet in █████, █████

On September 15, 2026

Run your own measurement

Anonymization

VPN
Proxy
Tor
Relay
Hosting
Residential Proxy

ASN

AS766 — RedIRIS Autonomous System

Domainrediris.es
ASN TypeEducation
Route138.4.0.0/16

Company

Universidad Politecnica de Madrid

Abuse

IRISCERT /Dep. RedIRIS, Entidad Publica Empresarial Red.es, Edificio Bronce - 2a planta, Plaza Manuel Gomez Moreno, s/n, E-28020 Madrid, Spain

+34 91 2127620

cert@iriscert.es

NameRedIRIS Organizations Abuse contact

Network138.4.0.0/16

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