212.128.64.0/20

AS766  ·  RedIRIS Autonomous System

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Summary

Country Spain
Domain uah.es
ASN AS766
Registry RIPE
ID UAH

WHOIS Details

inetnum:        212.128.64.0 - 212.128.76.255
netname:        UAH
descr:          Universidad de Alcala de Henares
descr:          Alcala de Henares
country:        ES
admin-c:        MPS205-RIPE
tech-c:         MPS205-RIPE
abuse-c:        IRIS5-RIPE
status:         ASSIGNED PA
mnt-irt:        IRT-IRISCERT
remarks:        Incident handling for organizations affiliated with RedIRIS
remarks:        Spanish Academic and Research Network.
remarks:        emergency phone number +34 647 300 717
remarks:        timezone GMT+01 (GMT+02 with DST)
remarks:        use cert@iriscert.es for security, spam and abuse notifications
mnt-by:         REDIRIS-NMC
notify:         iris-nic@rediris.es
created:        2004-04-19T11:15:28Z
last-modified:  2025-04-09T09:24:51Z
source:         RIPE
abuse-email:    cert@iriscert.es
abuse-c:        IRIS5-RIPE
abuse-org:      ORG-RA6-RIPE

person:         Manuel Perez Santander
address:        Universidad de Alcala de Henares
address:        Servicio de comunicaciones
address:        Campus Universitario
address:        E-28871 Alcala de Henares, Madrid
address:        SPAIN
phone:          +34 918854706
e-mail:         comunicaciones@uah.es
nic-hdl:        MPS205-RIPE
notify:         iris-nic@rediris.es
mnt-by:         REDIRIS-NMC
created:        2023-02-20T08:49:39Z
last-modified:  2023-02-20T08:49:39Z
source:         RIPE

route:          212.128.64.0/20
descr:          RedIRIS Provider Block
origin:         AS766
mnt-by:         REDIRIS-NMC
created:        2024-12-11T12:38:28Z
last-modified:  2024-12-11T12:39:34Z
source:         RIPE

Nearby Ranges

BGP prefixes that overlap with 212.128.0.0/16

Range ASN Company Num of IPs
212.128.96.0/22 AS200521 Entidad Publica Empresarial Red.es 1,024
212.128.116.0/23 AS200521 Entidad Publica Empresarial Red.es 512
212.128.108.0/24 AS200521 Entidad Publica Empresarial Red.es 256
212.128.110.0/24 AS200521 Entidad Publica Empresarial Red.es 256
212.128.101.0/24 AS200521 Entidad Publica Empresarial Red.es 256
212.128.121.0/24 AS200521 Entidad Publica Empresarial Red.es 256
212.128.123.0/24 AS200521 Entidad Publica Empresarial Red.es 256
212.128.114.0/24 AS200521 Entidad Publica Empresarial Red.es 256
212.128.103.0/24 AS200521 Entidad Publica Empresarial Red.es 256

Hosted domains

There are 12 domain names hosted across 10 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
212.128.70.202 robesafe.es 2
212.128.70.111 co2web.es 2
212.128.71.209 invett.es 1
212.128.70.151 corpuscharta.com 1
212.128.70.245 reprografiauah.es 1
212.128.70.64 eurobot.es 1
212.128.70.46 spaceweather.es 1
212.128.70.148 cuadernosdecomic.com 1
212.128.70.48 senmes.es 1
212.128.70.147 corpuscodea.es 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

3,798 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
212.128.75.129 AS766 RedIRIS Autonomous System 1.35ms from Madrid, ES
212.128.67.8 AS766 RedIRIS Autonomous System 1.36ms from Madrid, ES
212.128.66.60 AS766 RedIRIS Autonomous System 1.38ms from Madrid, ES
212.128.76.43 AS766 RedIRIS Autonomous System 1.37ms from Madrid, ES
212.128.70.64 AS766 RedIRIS Autonomous System 1.38ms from Madrid, ES
212.128.73.92 AS766 RedIRIS Autonomous System 1.36ms from Madrid, ES
212.128.69.240 AS766 RedIRIS Autonomous System 1.40ms from Madrid, ES
212.128.72.109 AS766 RedIRIS Autonomous System 1.36ms from Madrid, ES
212.128.77.163 AS766 RedIRIS Autonomous System 1.37ms from Madrid, ES
212.128.79.6 AS766 RedIRIS Autonomous System 1.36ms from Madrid, ES
212.128.65.225 AS766 RedIRIS Autonomous System 1.36ms from Madrid, ES
212.128.74.38 AS766 RedIRIS Autonomous System 1.38ms from Madrid, ES
212.128.78.254 AS766 RedIRIS Autonomous System 1.32ms from Madrid, ES
212.128.68.245 AS766 RedIRIS Autonomous System 1.37ms from Madrid, ES
212.128.71.229 AS766 RedIRIS Autonomous System 1.37ms from Madrid, ES
212.128.64.210 AS766 RedIRIS Autonomous System 1.37ms from Madrid, ES

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
20.73.102.244 AS8075 Microsoft Corporation 0.29ms from Amsterdam, NL
54.165.241.4 AS14618 Amazon.com, Inc. 0.50ms from Ashburn, US
18.215.174.132 AS14618 Amazon.com, Inc. 0.59ms from Ashburn, US
143.42.196.228 AS63949 Akamai Connected Cloud 0.17ms from Frankfurt am Main, DE
47.75.158.4 AS45102 Alibaba (US) Technology Co., Ltd. 1.20ms from Hong Kong, HK
176.37.38.228 AS39608 Lanet Network Ltd 0.51ms from Kyiv, UA
87.5.36.116 AS3269 Telecom Italia S.p.A. 2.06ms from Milan, IT
31.194.145.4 AS3269 Telecom Italia S.p.A. 4.39ms from Milan, IT
126.4.130.164 AS17676 SoftBank Corp. 2.42ms from Osaka, JP
43.216.112.68 AS16509 Amazon.com, Inc. 0.46ms from Sepang, MY
93.170.88.68 AS213029 PRO DATA-TECH MCHJ 1.05ms from Tashkent, UZ
52.197.191.84 AS16509 Amazon.com, Inc. 0.17ms from Tokyo, JP
58.87.174.100 AS2527 Sony Network Communications Inc. 14.12ms from Tokyo, JP
145.18.190.196 AS1124 Universiteit van Amsterdam 0.89ms from Amsterdam, NL
77.160.130.132 AS1136 KPN B.V. 1.17ms from Amsterdam, NL
172.210.82.100 AS8075 Microsoft Corporation 0.84ms from Ashburn, US
94.67.21.212 AS6799 Ote SA (Hellenic Telecommunications Organisation) 9.90ms from Athens, GR
101.20.254.244 AS4837 CHINA UNICOM China169 Backbone 4.83ms from Beijing, CN
196.89.186.148 AS36903 Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM 10.33ms from Casablanca, MA
34.58.228.4 AS396982 Google LLC 0.12ms from Council Bluffs, US
178.202.242.132 AS3209 Vodafone GmbH 5.86ms from Duesseldorf, DE
90.216.76.132 AS5607 Sky UK Limited 2.23ms from Erith, GB
94.237.95.148 AS202053 UpCloud Ltd 0.24ms from Frankfurt am Main, DE
171.232.220.196 AS7552 Viettel Group 3.90ms from Ho Chi Minh City, VN
168.76.46.4 AS137951 ASLINE LIMITED 0.80ms from Hong Kong, HK

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f3 212.128.68.235
traceroute to 212.128.68.235 (212.128.68.235): 64 hops max, 52 byte packets
4 *
5 *
6 *
7 [AS766] 130.206.216.2 1.258 ms
8 [AS766] 212.128.68.235 1.615 ms
Measurement taken from IPinfo ProbeNet in Madrid, ES
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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