IP address

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.02123.251.50.171

Shodan(more info)

Passive DNS

IP blacklists

Spamhaus PBL

23.251.50.171 is listed on the Spamhaus PBL blacklist.

Description: The Spamhaus PBL is a DNSBL database of end-user IP address ranges which should not be delivering unauthenticated SMTP email to any Internet mail server except those provided for specifically by an ISP for that customer's use.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-01-24 13:17:04.780000
Was present on blacklist at: 2026-01-24 13:17

FireHOL anonymizers

23.251.50.171 is listed on the FireHOL anonymizers blacklist.

Description: List of anonymizing IPs, aggregated from multiple lists by FireHOL.
Type of feed: secondary (feed detail page)

Last checked at: 2026-01-29 12:05:11
Was present on blacklist at: 2026-01-24 12:05, 2026-01-25 12:05, 2026-01-26 12:05, 2026-01-27 12:05, 2026-01-28 12:05, 2026-01-29 12:05

Warden events (1)

2026-01-24

ReconScanning (node.9c1411): 1

Origin AS

AS62610 - ZEN-DPS

BGP Prefix

23.251.50.0/24

geo

Germany, Frankfurt am Main

🕑 Europe/Berlin

hostname

(null)

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

23.251.32.0 - 23.251.63.255

last_activity

2026-01-24 13:04:31

last_warden_event

2026-01-24 13:04:31

rep

0.02142857142857143

reserved_range

0

Shodan's InternetDB

Open ports: 22, 80, 8880, 9000, 9100, 50070

Tags: eol-product

CPEs: cpe:/o:linux:linux_kernel, cpe:/a:f5:nginx:1.18.0, cpe:/o:canonical:ubuntu_linux

ts_added

2026-01-24 13:17:04.616000

ts_last_update

2026-01-29 13:17:10.549000

Warden event timeline

DShield event timeline

Presence on blacklists