206208 looking glass

144.121.0.0/16 no ROA

Announced by AS46887 Zayo (fka. Crown Castle).

Origin

Origin ASRPKI Peers seeing itSample path First seenLast seen
AS46887 Zayo (fka. Crown Castle) no ROA 42 34549646146887 2026-09-18 2026-09-26

RPKI

No ROA covers this prefix

No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.

Registry

Who this address space is delegated to, regardless of whether it is routed

Delegated block
144.121.0.0/16
RIR
ARIN
Country
🇺🇸 US
Status
allocated
Allocated
2016-04-29

Less specific routes

Announced prefixes that contain this one

Nothing less specific is announced.

More specific routes

75 announced prefixes inside this one

Prefix Origin RPKI Peers First seen
144.121.0.0/18 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.0.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.4.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.8.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.12.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.16.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.20.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.24.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.27.0/24 v4 AS15027 Foley Hoag LLP no ROA 43 2026-09-18
144.121.28.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.30.0/24 v4 AS62653 Housing Authority Risk Retention Group, Inc. no ROA 41 2026-09-18
144.121.32.0/21 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.40.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.41.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.43.0/24 v4 AS64293 Mobile Heartbeat no ROA 42 2026-09-18
144.121.44.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.48.0/20 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.49.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.61.0/24 v4 AS27015 FRESENIUS MEDICAL CARE HOLDINGS, INC no ROA 47 2026-09-18
144.121.64.0/18 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.64.0/20 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.73.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.80.0/20 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.86.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.89.0/24 v4 AS62678 Horace Mann School no ROA 42 2026-09-18
144.121.95.0/24 v4 AS63329 Marcum LLP no ROA 42 2026-09-18
144.121.96.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.100.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.102.0/24 v4 AS21821 Montefiore Medical Center no ROA 43 2026-09-18
144.121.104.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.104.0/24 v4 AS21821 Montefiore Medical Center no ROA 43 2026-09-18
144.121.107.0/24 v4 AS7046 Verizon Business no ROA 42 2026-09-18
144.121.112.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.113.0/24 v4 AS21751 Owl Creek Asset Management, L.P. no ROA 42 2026-09-18
144.121.116.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.116.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.120.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.120.0/24 v4 AS23359 WLNY-TV Inc no ROA 43 2026-09-18
144.121.124.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.128.0/19 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.128.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.136.0/24 v4 AS19111 The Nature's Bounty Co. no ROA 42 2026-09-18
144.121.138.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.141.0/24 v4 AS29905 Bain Capital, LP no ROA 43 2026-09-18
144.121.143.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.144.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.148.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.148.0/24 v4 AS30183 Hard Rock Hotel and Casino Atlantic City no ROA 43 2026-09-18
144.121.154.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.156.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.158.0/23 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.160.0/19 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.160.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.168.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.176.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.180.0/24 v4 AS19600 Nationwide Children's Hospital no ROA 43 2026-09-18
144.121.192.0/18 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.192.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.196.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.200.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.204.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.207.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.208.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.212.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.216.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.217.0/24 v4 AS53592 Kepos Capital LP no ROA 42 2026-09-18
144.121.220.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.224.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.224.0/24 v4 AS396894 no ROA 43 2026-09-18
144.121.236.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.239.0/24 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.240.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.244.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.248.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18
144.121.252.0/22 v4 AS46887 Zayo (fka. Crown Castle) no ROA 42 2026-09-18