[ IP ]

128.9.40.205

#586,777Top IPs · 1M scope0 domains

Overview

Top IPs list rank

1M: #586,777(7 observation hits)

Hosted domains (90 days): 0
Hosted domains (all time): 0
First seen: Wed Jul 15 2026 20:35:43 GM
Last seen: Sat Aug 22 2026 20:45:49 GM
PDNS hits (90 days): 7
Country: US
Snapshot: 1970-01-01

Network operated by University of Southern California (USC-32-Z) (ISI-NET).

List rank history

30 daily snapshots in the Top IPs list (1M scope). Lower rank numbers indicate more accumulated passive-DNS observation evidence.

Whois — 128.9.40.205

Netname: ISI-NET
Organization: University of Southern California (USC-32-Z)
Country: US
ASN: —

Full whois record


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


NetRange:       128.9.0.0 - 128.9.255.255
CIDR:           128.9.0.0/16
NetName:        ISI-NET
NetHandle:      NET-128-9-0-0-1
Parent:         NET128 (NET-128-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   University of Southern California (USC-32-Z)
RegDate:        1984-08-01
Updated:        2023-09-29
Ref:            https://rdap.arin.net/registry/ip/128.9.0.0


OrgName:        University of Southern California
OrgId:          USC-32-Z
Address:        Information Sciences Institute
Address:        4676 Admiralty Way, Suite 1001
City:           Marina del Rey
StateProv:      CA
PostalCode:     90292
Country:        US
RegDate:        2023-09-08
Updated:        2023-09-21
Ref:            https://rdap.arin.net/registry/entity/USC-32-Z


OrgAbuseHandle: ACT-ORG-ARIN
OrgAbuseName:   IPC Computing Services
OrgAbusePhone:  +1-310-448-8289 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ACT-ORG-ARIN

OrgTechHandle: ACT-ORG-ARIN
OrgTechName:   IPC Computing Services
OrgTechPhone:  +1-310-448-8289 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ACT-ORG-ARIN

RTechHandle: ACT-ORG-ARIN
RTechName:   IPC Computing Services
RTechPhone:  +1-310-448-8289 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/ACT-ORG-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Hosted domains — PDNS pivot

Domain	Rank	First seen	Last seen	Hits
postel.org	#1,775,961	2026-07-15	2026-08-22	7