AS21644 Distinguished Services

DISTINGUISHED-SERVICES - Distinguished Services · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#14,428largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#64,230of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS21644 in ASN lookup Look up an IP in this network (38.70.193.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

38.70.193.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS21626#14425 CLEARSKYNETWORK - clearskynetwork256

AS21635#14426 WWCUSA - World Wide Communications USA Inc.256

AS21643#14427 MWU-ASN - Midwestern University256

AS21645#14429 ADA-CHICAGO - American Dental Association256

AS21670#14430 BPC-CERMAK - Berlin Packaging, LLC256

AS21672#14431 CES-HQPA-01 - Customized Energy Solutions, Ltd.256

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