IP address

Search at other sites:

.159131.123.34.23sauo.com

Shodan(more info)

Passive DNS

IP blacklists

UCEPROTECT L1

131.123.34.23 is listed on the UCEPROTECT L1 blacklist.

Description: UCEPROTECT-NETWORK list of spam IPs.
Type of feed: primary (feed detail page)

Last checked at: 2026-07-14 07:45:00.479000
Was present on blacklist at: 2026-07-08 07:45, 2026-07-08 15:45, 2026-07-08 23:45, 2026-07-09 07:45, 2026-07-09 15:45, 2026-07-09 23:45, 2026-07-10 07:45, 2026-07-10 15:45, 2026-07-10 23:45, 2026-07-11 07:45, 2026-07-11 15:45, 2026-07-12 07:45, 2026-07-12 15:45, 2026-07-13 07:45, 2026-07-13 15:45, 2026-07-13 23:45, 2026-07-14 07:45

Spamhaus SBL CSS

131.123.34.23 is listed on the Spamhaus SBL CSS blacklist.

Description: The Spamhaus CSS is part of the SBL. CSS listings will have return code 127.0.0.3 to differentiate from regular SBL listings, which have return code 127.0.0.2.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-07-08 07:50:02.848000
Was present on blacklist at: 2026-07-08 07:50

Threat categories

TL	Role	Category	Details
38	src	—

---

Origin AS

AS200019 - AlexHost

BGP Prefix

131.123.34.0/24

geo

United States

🕑 America/Chicago

hostname

sauo.com

Address block ('inetnum' or 'NetRange' in whois database)

131.123.0.0 - 131.123.255.255

rep

0.1591035847462855

reserved_range

0

Shodan's InternetDB

Open ports: 22, 25

Tags: self-signed, starttls

CPEs: cpe:/o:canonical:ubuntu_linux, cpe:/a:postfix:postfix, cpe:/a:openbsd:openssh:9.6p1

ts_added

2026-07-08 07:50:02.624000

ts_last_update

2026-07-14 07:50:10.816000

Warden event timeline

DShield event timeline

Presence on blacklists