[ IP ]
12.16.231.21
#275,126Top IPs · 1M scope1 domain
Overview
Top IPs list rank
- 1M
- #275,126(1 domains)
- Hosted domains (90 days)
- 1
- Hosted domains (all time)
- 1
- First seen
- Sun Jul 19 2026 20:31:37 GM
- Last seen
- Sun Jul 19 2026 20:31:37 GM
- PDNS hits (90 days)
- 3
- Country
- US
- Snapshot
- 1970-01-01
Network operated by AT&T Enterprises, LLC (AEL-360) (ATT).
List rank history
2 daily snapshots in the Top IPs list (1M scope). Lower rank numbers indicate more hosted domains in scope.
Whois — 12.16.231.21
- Netname
- ATT
- Organization
- AT&T Enterprises, LLC (AEL-360)
- 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. # # start NetRange: 12.0.0.0 - 12.255.255.255 CIDR: 12.0.0.0/8 NetName: ATT NetHandle: NET-12-0-0-0-1 Parent: NET12 (NET-12-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: AT&T Enterprises, LLC (AEL-360) RegDate: 1983-08-23 Updated: 2025-12-02 Comment: IP assignments within this IP Block range are STATIC, not dynamic. Ref: https://rdap.arin.net/registry/ip/12.0.0.0 OrgName: AT&T Enterprises, LLC OrgId: AEL-360 Address: 208 S. Akard St. City: Dallas StateProv: TX PostalCode: 75202 Country: US RegDate: 2024-11-22 Updated: 2026-06-05 Ref: https://rdap.arin.net/registry/entity/AEL-360 OrgAbuseHandle: ABUSE7-ARIN OrgAbuseName: abuse OrgAbusePhone: +1-919-319-8167 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE7-ARIN OrgRoutingHandle: ROUTI59-ARIN OrgRoutingName: Routing POC OrgRoutingPhone: +1-999-999-9999 OrgRoutingEmail: [email protected] OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI59-ARIN OrgTechHandle: ICC-ARIN OrgTechName: IP Team OrgTechPhone: +1-888-876-2382 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/ICC-ARIN OrgTechHandle: ZS44-ARIN OrgTechName: IPAdmin-ATT Internet Services OrgTechPhone: +1-888-510-5545 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/ZS44-ARIN # end # start NetRange: 12.16.231.16 - 12.16.231.31 CIDR: 12.16.231.16/28 NetName: CHARTER-72-231-16 NetHandle: NET-12-16-231-16-1 Parent: ATT (NET-12-0-0-0-1) NetType: Reassigned OriginAS: Customer: CHARTER COMMUNICATIONS (C10904671) RegDate: 2024-07-19 Updated: 2024-07-19 Ref: https://rdap.arin.net/registry/ip/12.16.231.16 CustName: CHARTER COMMUNICATIONS Address: 409 PARKWAY DR City: PARK HILLS StateProv: MO PostalCode: 63601 Country: US RegDate: 2024-07-19 Updated: 2024-07-19 Ref: https://rdap.arin.net/registry/entity/C10904671 OrgAbuseHandle: ABUSE7-ARIN OrgAbuseName: abuse OrgAbusePhone: +1-919-319-8167 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE7-ARIN OrgRoutingHandle: ROUTI59-ARIN OrgRoutingName: Routing POC OrgRoutingPhone: +1-999-999-9999 OrgRoutingEmail: [email protected] OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI59-ARIN OrgTechHandle: ICC-ARIN OrgTechName: IP Team OrgTechPhone: +1-888-876-2382 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/ICC-ARIN OrgTechHandle: ZS44-ARIN OrgTechName: IPAdmin-ATT Internet Services OrgTechPhone: +1-888-510-5545 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/ZS44-ARIN # end # # 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 — 12.16.231.21
Port scan not run for 12.16.231.21 yet. Probes are queued from passive DNS IPs in the worker pipeline.