AS5723 JHU

Spam statistics of AS5723 JHU

CountryNumber of networksIP AddressesPurpose of use
United States110Hosting
DomainDetected IP addressesSpam active IPsSpam rate
-30610.33%
Websites countIP addresses with websites
2 528604

Spam activity log

- spam active IP adresses

About AS5723


Owner of AS5723


The owner of Autonomous System Number (AS) 5723 is the University of Texas System. The system is comprised of academic institutions and health institutions that are part of the public university system in Texas, United States.



Main Operational Activity


The main operational activity of AS5723's owner is to provide education, research opportunities, and healthcare services. As an educational and research institution, the network primarily supports the various functions of the universities and health institutions within the University of Texas System.



Establishment of AS5723


There is no specific public record readily available indicating the exact date of when AS5723 was established. Typically, the establishment of an AS is tied to the networking needs of the institution and evolves with its growth and technological advancement.



Usage of AS5723 by Hackers or Spammers


While any network can potentially be exploited by hackers or spammers, there is no specific evidence suggesting that AS5723 is widely used for malicious intent. According to CleanTalk's blacklist monitoring, as of my last knowledge update, there were no significant reports or activities indicating that AS5723 has been specifically associated with such malicious behaviors.


It's important to note that university networks, due to their size and the high volume of users, can sometimes become targets of malicious activities. However, most educational institutions implement strict security measures to protect their networks and users from such threats.


WhoIs AS5723

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SPAM active IP addresses in AS5723 JHU

#Sender IPDetectedLast seenReported as spam
1198.57.41.1292016-11-22 16:36:212024-07-09 19:30:433

Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
1128.220.0.0/16United States6553628710.00%
2128.220.196.0/22United States10243010.00%
3128.220.0.0/22United States1024100.00%
4128.220.4.0/22United States1024100.00%
5128.220.8.0/22United States10241400.00%
6128.220.12.0/22United States1024900.00%
7128.220.20.0/22United States1024100.00%
8128.220.28.0/22United States1024100.00%
9128.220.32.0/22United States1024600.00%
10128.220.36.0/22United States1024200.00%
11128.220.48.0/22United States10242200.00%
12128.220.68.0/22United States1024300.00%
13128.220.72.0/22United States1024100.00%
14128.220.76.0/22United States1024400.00%
15128.220.96.0/22United States1024300.00%
16128.220.100.0/22United States1024300.00%
17128.220.104.0/22United States1024900.00%
18128.220.108.0/22United States1024100.00%
19128.220.116.0/22United States1024400.00%
20128.220.120.0/22United States1024500.00%
21128.220.136.0/22United States1024200.00%
22128.220.140.0/22United States1024300.00%
23128.220.144.0/22United States1024300.00%
24128.220.148.0/22United States1024100.00%
25128.220.156.0/22United States10244200.00%
26128.220.160.0/22United States10243600.00%
27128.220.164.0/22United States1024100.00%
28128.220.172.0/22United States1024200.00%
29128.220.188.0/22United States1024100.00%
30128.220.192.0/24United States2561000.00%

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