[ IP ]
128.91.205.29
#167,026Top IPs · 1M scope1 domain
Overview
Top IPs list rank
- 1M
- #167,026(1 domains)
- Hosted domains (90 days)
- 1
- Hosted domains (all time)
- 1
- First seen
- Last seen
- Fri Jul 24 2026 14:57:45 GM
- PDNS hits (90 days)
- 13
- Country
- US
- Snapshot
- 1970-01-01
Network operated by University of Pennsylvania (UNIVER-8-Z) (UPENN).
List rank history
1 daily snapshots in the Top IPs list (1M scope). Lower rank numbers indicate more hosted domains in scope.
Whois — 128.91.205.29
- Netname
- UPENN
- Organization
- University of Pennsylvania (UNIVER-8-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: 128.91.0.0 - 128.91.255.255 CIDR: 128.91.0.0/16 NetName: UPENN NetHandle: NET-128-91-0-0-1 Parent: NET128 (NET-128-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: University of Pennsylvania (UNIVER-8-Z) RegDate: 1985-09-18 Updated: 2021-12-14 Ref: https://rdap.arin.net/registry/ip/128.91.0.0 OrgName: University of Pennsylvania OrgId: UNIVER-8-Z Address: 3401 Walnut Street Address: Suite 221A City: Philadelphia StateProv: PA PostalCode: 19104-6228 Country: US RegDate: 2010-01-05 Updated: 2022-08-03 Ref: https://rdap.arin.net/registry/entity/UNIVER-8-Z OrgNOCHandle: UNIVE-ARIN OrgNOCName: University of Pennsylvania OrgNOCPhone: +1-215-573-9631 OrgNOCEmail: [email protected] OrgNOCRef: https://rdap.arin.net/registry/entity/UNIVE-ARIN OrgTechHandle: OBRIE72-ARIN OrgTechName: O'Brien, John OrgTechPhone: +1-215-898-9818 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/OBRIE72-ARIN OrgAbuseHandle: ISO-ARIN OrgAbuseName: Information Security Officer OrgAbusePhone: +1-215-898-2172 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/ISO-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. #
Open ports — 128.91.205.29
Port scan not run for 128.91.205.29 yet. Probes are queued from passive DNS IPs in the worker pipeline.