37.143.64.0/21

Residential-proxy exits

Proxy exits

16

0.78% of its addresses · 30 days

Spread

8 of 8

/24s with at least one exit

Providers

45

selling exits here

Oct 8, 2026 – Nov 6, 2026

2.1K observations

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
37.143.64.0/21	2,048	EE-SONICTEST-20120301	SONICTEST Ltd. (ORG-SL328-RIPE) · EE	ALLOCATED PA	Mar 1, 2012	abuse@sonictest.ee
└ 37.143.64.0/28	16	EE-SONICTEST-INFRA	Sonictest backbone	ASSIGNED PA	Oct 16, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301
└ 37.143.64.16 - 37.143.64.79	64	EE-SONICTEST-DHCP	Mustla DHCP pool	ASSIGNED PA	Oct 16, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301
└ 37.143.64.80 - 37.143.64.191	112	EE-SONICTEST-SOINASTE-WLAN-DHCP	unknown	ASSIGNED PA	Oct 16, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301
└ 37.143.64.192/26	64	EE-SONICTEST-INFRA	backbone routers	ASSIGNED PA	Oct 17, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301
└ 37.143.65.0/24	256	EE-SONICTEST-FTTH-SOINASTE	unknown	ASSIGNED PA	Dec 4, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301
└ 37.143.66.0/23	512	EE-SONICTEST-DC	unknown	ASSIGNED PA	Oct 18, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301
└ 37.143.68.0/23	512	EE-SONICTEST-PRODIGI	Prodigi OY (Lihula)	ASSIGNED PA	Dec 3, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301
└ 37.143.70.0/23	512	EE-SONICTEST-DHCP-FTTH	Tartu -Põltsamaa FTTH DHCP pool	ASSIGNED PA	Oct 16, 2012	abuse@sonictest.ee via EE-SONICTEST-20120301

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Origin network

EE

RPKI

ROA prefix	ASN	Max len	Anchor	Verdict
37.143.64.0/21	AS57873	/21	RIPE	RPKI valid

IRR

Origin	Registry	Description	Maintainer	Modified
AS57873	RIPE	SONICTEST Ltd.	MNT-SONICTEST	Apr 13, 2012