[ IP ]
129.21.1.42
#244,326Top IPs · 1M scope1 domain
Overview
Top IPs list rank
- 1M
- #244,326(1 domains)
- Hosted domains (90 days)
- 1
- Hosted domains (all time)
- 1
- First seen
- Last seen
- Wed Jul 15 2026 01:36:55 GM
- PDNS hits (90 days)
- 4
- Country
- US
- Snapshot
- 1970-01-01
Network operated by Rochester Institute of Technology (RIT-3-Z) (RIT).
List rank history
1 daily snapshots in the Top IPs list (1M scope). Lower rank numbers indicate more hosted domains in scope.
Whois — 129.21.1.42
- Netname
- RIT
- Organization
- Rochester Institute of Technology (RIT-3-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: 129.21.0.0 - 129.21.255.255 CIDR: 129.21.0.0/16 NetName: RIT NetHandle: NET-129-21-0-0-1 Parent: NET129 (NET-129-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Rochester Institute of Technology (RIT-3-Z) RegDate: 1987-07-14 Updated: 2022-03-16 Comment: http://www.rit.edu Ref: https://rdap.arin.net/registry/ip/129.21.0.0 OrgName: Rochester Institute of Technology OrgId: RIT-3-Z Address: 103 Lomb Memorial Drive City: Rochester StateProv: NY PostalCode: 14623-5608 Country: US RegDate: 2022-02-02 Updated: 2022-02-02 Ref: https://rdap.arin.net/registry/entity/RIT-3-Z OrgNOCHandle: NETWO57-ARIN OrgNOCName: Network Support OrgNOCPhone: +1-585-475-5000 OrgNOCEmail: [email protected] OrgNOCRef: https://rdap.arin.net/registry/entity/NETWO57-ARIN OrgAbuseHandle: ABUSE87-ARIN OrgAbuseName: Abuse Reporting OrgAbusePhone: +1-585-475-5000 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE87-ARIN OrgTechHandle: NETWO58-ARIN OrgTechName: Network Administration OrgTechPhone: +1-585-487-8675 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/NETWO58-ARIN RAbuseHandle: ABUSE87-ARIN RAbuseName: Abuse Reporting RAbusePhone: +1-585-475-5000 RAbuseEmail: [email protected] RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE87-ARIN RTechHandle: NETWO58-ARIN RTechName: Network Administration RTechPhone: +1-585-487-8675 RTechEmail: [email protected] RTechRef: https://rdap.arin.net/registry/entity/NETWO58-ARIN RNOCHandle: NETWO57-ARIN RNOCName: Network Support RNOCPhone: +1-585-475-5000 RNOCEmail: [email protected] RNOCRef: https://rdap.arin.net/registry/entity/NETWO57-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 — 129.21.1.42
Port scan not run for 129.21.1.42 yet. Probes are queued from passive DNS IPs in the worker pipeline.