IPv4 Addresses: 20,736
Number of Peers: 1
Number of Prefixes: 4
ASN Allocated: 4th May 2000
AS16503 Summary
Regional Registry:
ARINAllocation Status:
AssignedAllocation Date:
4th May 2000Allocated Country:
Website:
https://www.zayo.com/AS16503 Network
IPv4 Prefixes:
4IPv4 Peers:
1IPv4 Upstreams:
1IPv6 Prefixes:
0IPv6 Peers:
0IPv6 Upstreams:
0Contacts
Abuse Contacts:
Address:
Unknown
| Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
|---|---|---|---|---|---|
|
64.20.96.0/19 | Zayo Bandwidth | 64.20.96.0/19 | ARIN | |
|
|
64.124.127.0/24 | Zayo Bandwidth | 64.188.128.0/17 | ARIN | |
|
|
66.45.192.0/19 | Zayo Bandwidth | 66.45.192.0/19 | ARIN | |
|
|
216.178.48.0/20 | Zayo Bandwidth | 216.178.48.0/20 | ARIN |
| Country | ASN | Name | Description |
|---|---|---|---|
|
AS19092 | 360NETWORKS-US | Zayo Bandwidth |
| Country | ASN | Name | Description |
|---|---|---|---|
|
AS19092 | 360NETWORKS-US | Zayo Bandwidth |
IPv4 Upstream Graph
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# # 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 1997-2025, American Registry for Internet Numbers, Ltd. # ASNumber: 16503 ASName: ZAYO-16503 ASHandle: AS16503 RegDate: 2000-05-04 Updated: 2016-09-07 Ref: https://rdap.arin.net/registry/autnum/16503 Zayo Bandwidth (ZAYOB) OrgNOCHandle: ZIE-ARIN OrgNOCName: Zayo IP Engineering OrgNOCPhone: +1-866-236-2824 OrgNOCEmail: [email protected] OrgNOCRef: https://rdap.arin.net/registry/entity/ZIE-ARIN OrgTechHandle: ZIE-ARIN OrgTechName: Zayo IP Engineering OrgTechPhone: +1-866-236-2824 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/ZIE-ARIN OrgAbuseHandle: ABUSE5675-ARIN OrgAbuseName: Abuse OrgAbusePhone: +1-866-236-2824 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE5675-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 1997-2025, American Registry for Internet Numbers, Ltd. #
| Country | IX | Name | IPv4 | IPv6 | Port Speed |
|---|