[ IP ]

128.83.133.40

#290,271Top IPs · 1M scope0 domains

Overview

Top IPs list rank

1M: #290,271(13 observation hits)

Hosted domains (90 days): 0
Hosted domains (all time): 0
First seen
Last seen: Sun Aug 30 2026 16:55:32 GM
PDNS hits (90 days): 14
Country: US
Snapshot: 1970-01-01

Network operated by University of Texas at Austin (UTAA) (UTAUSTIN).

List rank history

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

Whois — 128.83.133.40

Netname: UTAUSTIN
Organization: University of Texas at Austin (UTAA)
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:       128.83.0.0 - 128.83.255.255
CIDR:           128.83.0.0/16
NetName:        UTAUSTIN
NetHandle:      NET-128-83-0-0-1
Parent:         NET128 (NET-128-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   University of Texas at Austin (UTAA)
RegDate:        1985-05-29
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/128.83.0.0


OrgName:        University of Texas at Austin
OrgId:          UTAA
Address:        ITS - Telecommunications and Networking
Address:        1 University Station, C2900
City:           Austin
StateProv:      TX
PostalCode:     78705
Country:        US
RegDate:        
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/UTAA


OrgAbuseHandle: ZU83-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-512-232-5743 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZU83-ARIN

OrgTechHandle: ZU83-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-512-232-5743 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ZU83-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
utexas.edu	#2,383	2026-07-14	2026-08-30	14