216.66.0.0/19

Residential-proxy exits

Proxy exits

15

0.18% of its addresses · 30 days

Oct 15, 2026 – Nov 13, 2026

Exits seen per day

13K observations

Residential
Internet provider

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder
216.66.8.0/24 since Jan 2023	AS394230	Business	Hurricane Electric LLC
216.66.9.0/24 since Dec 2022	AS397550	Hosting	Hurricane Electric LLC
216.66.16.0/24 since Jan 2026	AS401506	Hosting	Hurricane Electric LLC via Together Computer, Inc.
216.66.25.0/24 since Mar 2024	AS27424	Business	Hurricane Electric LLC
216.66.26.0/24 since Jun 2023	AS396106	Residential	Hurricane Electric LLC
216.66.28.0/24 since Aug 2021	AS398576	Residential	Hurricane Electric LLC
216.66.31.0/24 since Feb 2021	AS398576	Residential	Hurricane Electric LLC

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
216.66.0.0 - 216.66.95.255	24,576	HURRICANE-6	Hurricane Electric LLC (HURC) · US	Direct Allocation	Sep 4, 1998	abuse@he.net
└ 216.66.2.0/27	32	HURRICANE-DC3055-56294813	unknown	—	—	—
└ 216.66.3.0/29	8	HURRICANE-CE0959-9B1	unknown	—	—	—
└ 216.66.3.184/30	4	HURRICANE-DC2354-68EBACC7	unknown	—	—	—
└ 216.66.4.0/24	256	LIS-LIS13	unknown	—	—	—
└ 216.66.11.0/24	256	HURRICANE-CE0750-0333	unknown	—	—	—
└ 216.66.12.0/23	512	SFN-GA00-216-66-12-0	unknown	—	—	—
└ 216.66.14.128/27	32	LIS-HELLER	unknown	—	—	—
└ 216.66.16.0/24	256	HURRICANE-DC4701-17104389	Together Computer, Inc. (TC-2342) · US	Reallocated	Jan 21, 2026	paulporter@together.ai
└ 216.66.27.192/27	32	HURRICANE-DC1607-D02806F4	unknown	—	—	—
└ 216.66.30.216/29	8	HURRICANE-CE0959-3337	unknown	—	—	—

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

8,192 addresses

Type	Addresses	Share	Ranges
Internet provider	6,400	78%	5
Residential	768	9.4%	3
Business	512	6.3%	2
Hosting	512	6.3%	2

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern: Stable
First seen: May 2005
Current origin since: May 2005 · 22 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
216.66.0.0/18	AS6939	/24	ARIN	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS6939	RADB	Hurricane Electric	HE-NOC	Nov 13, 2023

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
216.66.5.0/24	AS53813	RADB	Zscaler NYC1	MAINT-AS53444	Nov 13, 2023
216.66.5.0/24	AS53813	ARIN	NET-216-66-5-0-24-AS53813	MNT-HURC	Jan 20, 2022
216.66.6.0/24	AS398297	ARIN	NET-216-66-6-0-24-AS398297	MNT-HURC	Jan 20, 2022
216.66.12.0/23	AS393670	RADB	Southern Fibernet Corp.	MAINT-AS393670	Nov 13, 2023
216.66.12.0/23	AS393670	ARIN	Southern Fibernet Corp.	MNT-SFC-101	Apr 25, 2017
216.66.12.0/24	AS6939	RADB	Hurricane Electric	HE-NOC	Nov 13, 2023
216.66.18.0/24	AS6939	RADB	Hurricane Electric	HE-NOC	Nov 13, 2023
216.66.19.0/24	AS6939	RADB	Hurricane Electric	HE-NOC	Nov 13, 2023
216.66.20.0/24	AS6939	RADB	Hurricane Electric	HE-NOC	Nov 13, 2023
216.66.21.0/24	AS6939	RADB	Hurricane Electric	HE-NOC	Nov 13, 2023