AS19812 — RADIANZ-NUTLEY - BT Americas, Inc

AS19812 announces 12 IPv4 prefixes covering 7,680 addresses and 0 IPv6 prefixes.

About this network

RADIANZ-NUTLEY is operated by BT Americas, Inc, specifically its Radianz hosting division.

What it's used for

• The address space carries colocation and hosting infrastructure, evidenced by netnames such as BRHO-NUTL-2006, PNAP-NYM-RADIAN-RM-01, and INAP-NYC-RADIANZH-20157.
• With 7936 IPv4 addresses across 13 prefixes and only 5 observed neighbours, the ratio indicates a hosting or colocation provider rather than a transit or access network.

Notable

• Registrants are consistent with the announcer, including RADIANZ Americas, Inc.; BT Radianz Hosting Operations, Radianz, Inc., and BT Americas, Inc.
• The inventory includes a prefix registered to CEVA LOGISTICS U.S., INC. (136.143.139.0/24) and one to Seqirus Inc (23.249.8.0/22), suggesting leased or transferred space within the AS.
• The address inventory is finely subdivided into 13 prefixes, reflecting site-by-site segmentation typical of a large corporate hosting estate.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 23.249.8.0/22
• 64.94.180.0/23
• 66.150.88.0/23
• 75.96.144.0/22
• 75.96.182.0/24
• 75.98.42.0/24
• 75.124.64.0/21
• 75.124.72.0/22
• 75.124.77.0/24
• 75.124.79.0/24
• 136.143.139.0/24
• 209.191.172.0/24

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS13789 Unitas Global
• AS15570 PACKETFABRIC (UK) LTD
• AS19024 Unitas Global
• AS13237 euNetworks GmbH
• AS2856 British Telecommunications Limited

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS13789 Unitas Global
• AS15570 PACKETFABRIC (UK) LTD
• AS19024 Unitas Global
• AS13237 euNetworks GmbH
• AS2856 British Telecommunications Limited

Routing security

• RPKI: 1 valid, 0 invalid and 15 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 54 route objects.
• Listed in as-sets: AS-ANC-CUSTOMER-PROXY-REGISTER, AS-BT-HK, AS-BT-SG, AS-BT-US, AS-BTGB-CUST, AS-EQUINIX-AP, AS-EQUINIX-HK, AS-EQUINIX-ME, AS-EQUINIX-PE, AS-EQUINIX-SG, AS-EUNGB, AS-KDDCUSTOMER2, AS-PACNET-CUSTOMER-PROXY-REGISTER, AS-PNAPCHG, AS-PNAPCHI, AS-PNAPLON, AS-PNAPLON, AS-PNAPNYC, AS-PNAPNYM, AS-PNAPSIN001, AS-SH-CUST, AS-SKBROADBAND, AS-TELSTRA-INTL-CUSTOMERS-4637, AS-XO-B, AS3491:AS-CUSTOMERS-AP.