Data as of Nov 12, 2026

199.66.72.0/22

No anonymizer space · no proxy exits in 30 days

Atomic Data LLC

Announcement

this exact prefix

No RPKI

Announced by

Type

Hosting

Risk

50 / 100 · Medium

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
199.66.72.0/22	1,024	ATOMIC-ADTL-IPV4-1	Atomic Data LLC (ATOMIC-15) · US	Direct Allocation	Dec 22, 2011	hostmaster@atomicdata.com
└ 199.66.72.64/26	64	ATOMIC-15-199-66-72-64	unknown	—	—	—
└ 199.66.72.128/27	32	ATOMIC-15-199-66-72-128	unknown	—	—	—
└ 199.66.72.224/27	32	ATOMIC-15-199-66-72-224	unknown	—	—	—
└ 199.66.73.8/29	8	ATOMIC-15-199-66-73-8	unknown	—	—	—
└ 199.66.73.16/28	16	ATOMIC-15-199-66-73-16	unknown	—	—	—
└ 199.66.73.44/30	4	ATOMIC-15-199-66-73-44	unknown	—	—	—
└ 199.66.73.64/28	16	ATOMIC-15-199-66-73-64	unknown	—	—	—
└ 199.66.73.80/29	8	ATOMIC-15-199-66-73-80	unknown	—	—	—
└ 199.66.73.88/29	8	ATOMIC-15-199-66-73-88	unknown	—	—	—
└ 199.66.73.112/28	16	ATOMIC-15-199-66-73-112	unknown	—	—	—
└ 199.66.73.128/29	8	ATOMIC-15-199-66-73-128	unknown	—	—	—
└ 199.66.73.144/28	16	ATOMIC-15-199-66-73-144	unknown	—	—	—
└ 199.66.73.200/29	8	ATOMIC-15-199-66-73-200	unknown	—	—	—
└ 199.66.74.152/30	4	ATOMIC-15-199-66-74-152	unknown	—	—	—
└ 199.66.74.156/30	4	ATOMIC-15-199-66-74-156	unknown	—	—	—
└ 199.66.74.251/32	1	ATOMIC-15-199-66-74-251	unknown	—	—	—
└ 199.66.75.0/25	128	ATOMIC-15-199-66-75-0	unknown	—	—	—
└ 199.66.75.144/29	8	ATOMIC-15-199-66-75-144	unknown	—	—	—
└ 199.66.75.216/29	8	ATOMIC-15-199-66-75-216	unknown	—	—	—

Routing timeline

Summary