128.9.112.0/20

AS4  ·  University of Southern California

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Summary

Country United States
Domain usc.edu
ASN AS4
Registry ARIN
ID ISI-NET

WHOIS Details

NetHandle:      NET-128-9-0-0-1
OrgID:          USC-32-Z
Parent:         NET-128-0-0-0-0
NetName:        ISI-NET
NetRange:       128.9.0.0 - 128.9.255.255
NetType:        allocation
RegDate:        1984-08-01
Updated:        2023-09-29
TechHandle:     ACT-ORG-ARIN
Source:         ARIN


OrgID:          USC-32-Z
OrgName:        University of Southern California
CanAllocate:    
Street:         Information Sciences Institute
Street:         4676 Admiralty Way, Suite 1001
City:           Marina del Rey
State/Prov:     CA
Country:        US
PostalCode:     90292
RegDate:        2023-09-08
Updated:        2023-09-21
OrgAdminHandle: ACT-ORG-ARIN
OrgTechHandle:  ACT-ORG-ARIN
OrgAbuseHandle: ACT-ORG-ARIN
Source:         ARIN


POCHandle:      ACT-ORG-ARIN
IsRole:         Y
LastName:       IPC Computing Services
FirstName:      
Street:         4676 Admiralty Way, Suite 1001
City:           Marina del Rey
State/Prov:     CA
Country:        US
PostalCode:     90292
RegDate:        1970-01-01
Updated:        2025-06-02
OfficePhone:    +1-310-448-8289
Mailbox:        action@isi.edu
Source:         ARIN

Nearby Ranges

BGP prefixes that overlap with 128.9.0.0/16

No nearby ranges found.

Hosted domains

There are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
128.9.113.93 AS4 University of Southern California 0.95ms from Los Angeles, US
128.9.122.252 AS4 University of Southern California 0.94ms from Los Angeles, US
128.9.117.45 AS4 University of Southern California 0.95ms from Los Angeles, US
128.9.127.47 AS4 University of Southern California 0.95ms from Los Angeles, US
128.9.123.31 AS4 University of Southern California 0.97ms from Los Angeles, US
128.9.112.1 AS4 University of Southern California 1.77ms from Los Angeles, US

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
64.196.137.212 AS7029 Windstream Communications LLC 0.55ms from Ashburn, US
162.226.203.68 AS7018 AT&T Enterprises, LLC 1.11ms from Atlanta, US
54.202.55.148 AS16509 Amazon.com, Inc. 0.23ms from Boardman, US
74.135.120.100 AS10796 Charter Communications Inc 8.47ms from Columbus, US
177.183.241.148 AS28573 Claro NXT Telecomunicacoes Ltda 7.88ms from Curitiba, BR
58.186.15.100 AS18403 FPT Telecom Company 0.09ms from Ho Chi Minh City, VN
112.163.240.164 AS4766 Korea Telecom 5.97ms from Incheon, KR
178.244.222.100 AS16135 Turkcell A.S. 15.23ms from Istanbul, TR
123.176.1.4 AS7642 DHIVEHI RAAJJEYGE GULHUN PLC 0.94ms from Male, MV
138.73.164.244 AS611 NB-PEI Educational Computer Network 15.71ms from Montreal, CA
98.87.130.84 AS14618 Amazon.com, Inc. 0.23ms from Reston, US
79.49.81.100 AS3269 Telecom Italia S.p.A. 12.96ms from Rome, IT
138.25.70.36 AS7575 Australian Academic and Research Network (AARNet) 0.56ms from Sydney, AU
70.55.10.4 AS577 Bell Canada 4.41ms from Toronto, CA
99.239.213.148 AS812 Rogers Communications Canada Inc. 3.33ms from Toronto, CA
209.222.136.212 AS29748 Quality Technology Services, LLC 0.29ms from Ashburn, US
20.185.209.180 AS8075 Microsoft Corporation 0.32ms from Ashburn, US
20.120.13.196 AS8075 Microsoft Corporation 0.49ms from Ashburn, US
218.68.205.148 AS4837 CHINA UNICOM China169 Backbone 5.21ms from Beijing, CN
101.179.165.164 AS1221 Telstra Limited 7.12ms from Brisbane, AU
179.0.236.84 AS263230 COOPERATIVAS DE CALAMUCHITA - CONSORCIO DE COOPERACIÓN 12.86ms from Buenos Aires, AR
92.114.145.68 AS8926 Moldtelecom SA 5.29ms from Chisinau, MD
54.228.79.68 AS16509 Amazon.com, Inc. 0.21ms from Dublin, IE
157.66.171.100 AS152777 PT Runnet Media Utama 0.53ms from Jakarta, ID
108.5.59.52 AS701 Verizon Business 1.89ms from New York City, US

Traceroute

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

$
traceroute -a -n -q1 -m6 128.9.119.18
traceroute to 128.9.119.18 (128.9.119.18): 6 hops max, 52 byte packets
1 [AS198385] 37.35.109.2 0.239 ms
2 [AS198385] 5.1.99.24 0.196 ms
4 *
5 *
6 *
Measurement taken from IPinfo ProbeNet in Lausanne, CH
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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