Data as of Nov 14, 2026

157.143.149.0/24

2 residential-proxy exits · 30 days

Sewan SAS

Announcement

157.143.128.0/17

RPKI valid

Announced by

AS8399

Type

Internet provider

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

0.78% of its addresses · 30 days

Providers

selling exits here

Oct 15, 2026 – Nov 13, 2026

Exits seen per day

10 observations

Proxy providers listing exits

AnyIP

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
157.143.128.0/17	32,768	Sewan	Sewan SAS (ORG-SCS33-RIPE) · FR	LEGACY	Aug 2, 2021	abuse@sewan.fr
└ 157.143.128.0/19	8,192	SEWAN-FIBERS	unknown	LEGACY	Sep 13, 2021	abuse@sewan.fr via Sewan

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

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 157.143.128.0/17

157.143.128.0/17

Routing history

Pattern: Stable
First seen: Aug 2021
Current origin since: Aug 2021 · 5.3 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
157.143.128.0/17	AS8399	/17	RIPE	RPKI valid

IRR

Route objects on 157.143.128.0/17

Origin	Registry	Description	Maintainer	Modified
AS8399	RIPE	SEWAN COMMUNICATIONS	ORNIS-MNT MNT-SEWAN	Aug 25, 2021