AS21629 TWR Tech, LLC

TWR - TWR Tech, LLC · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#13,208largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#60,798of 79,396 networks with IPv4

IPv63 x /482 prefixes

CountryUnited States18,679 ASNs registered there

Open AS21629 in ASN lookup Look up an IP in this network (23.134.140.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

23.134.140.0/24

IPv6 prefixes

All 2 prefixes.

2602:f773::/48
2602:f773:64::/47

Other ASNs named TWR Tech, LLC

1 other network uses the same organisation name; together with AS21629 they announce 512 IPv4 addresses.

ASNNameIPv4 addresses

AS401387TWR-O-1 - TWR Tech, LLC US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS11832#13205 AS-BANDBCOCO - Bridge & Byte Consulting Co.256

AS18437#13206 PITT-OHIO-EXPRESS-AS - Pitt-Ohio Express, LLC.256

AS19745#13207 OKTA - Okta, Inc.256

AS30700#13209 OWO-NETWORK - OwO Network, LLC256

AS32150#13210 BRADFITZ-DANGA - DANGA INTERACTIVE256

AS50414#13211 CodeBGP-Monitor ThousandEyes LLC256

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