Home
/
ASN directory
/
AS18491
AS18491 NTT Global Networks Incorporated
VTLA - NTT Global Networks Incorporated · registered in the United States
IPv4 addresses 2,560 10 prefixes · <0.001% of announced IPv4
Rank in United States #5,636 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #20,023 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 10 prefixes, in address order.
64.254.109.0/24 64.254.126.0/24 66.33.112.0/24 69.26.48.0/24 74.84.163.0/24 74.220.102.0/24 74.220.110.0/24 74.220.120.0/24 146.236.200.0/24 207.179.2.0/24
Other ASNs named NTT Global Networks Incorporated
15 other networks use the same organisation name; together with AS18491 they announce 44,800 IPv4 addresses.
ASN Name IPv4 addresses
AS17307 VIRTELA-1 - NTT Global Networks Incorporated US 22,528 AS19803 ASNBLK-VTLA2 - NTT Global Networks Incorporated US 2,816 AS19804 ASNBLK-VTLA2 - NTT Global Networks Incorporated US 2,304 AS18485 VTLA - NTT Global Networks Incorporated US 1,792 AS18484 VTLA - NTT Global Networks Incorporated US 1,536 AS18486 VTLA - NTT Global Networks Incorporated US 1,536 AS19806 ASNBLK-VTLA2 - NTT Global Networks Incorporated US 1,536 AS19809 ASNBLK-VTLA2 - NTT Global Networks Incorporated US 1,536 AS35953 VIRTEL-16 - NTT Global Networks Incorporated US 1,536 AS19808 ASNBLK-VTLA2 - NTT Global Networks Incorporated US 1,280 AS18488 VTLA - NTT Global Networks Incorporated US 1,024 AS18490 VTLA - NTT Global Networks Incorporated US 1,024 AS18489 VTLA - NTT Global Networks Incorporated US 768 AS19810 ASNBLK-VTLA2 - NTT Global Networks Incorporated US 512 AS46108 VFLMIA2 - NTT Global Networks Incorporated US 512
Similar-sized networks in United States
ASN Name IPv4 addresses
AS16821 #5633 DUQ-LIGHT - Duquesne Light Company2,560 AS16952 #5634 LIGHTSPEED - Lightspeed Datalinks2,560 AS17030 #5635 DULUTH - PRIMERICA LIFE INSURANCE COMPANY2,560 AS18625 #5637 DIO-6464 - Data I/O Corporation2,560 AS18630 #5638 RIDLEYSD-NET - The Ridley School District2,560 AS18757 #5639 TYCOIS - ADT Security Services, Inc.2,560
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources