IP address

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--121.124.51.163

Shodan(more info)

Passive DNS

IP blacklists

Spamhaus PBL

121.124.51.163 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: 2026-04-02 05:05:11.277000
Was present on blacklist at: 2026-04-02 05:05

Threat categories

TL	Role	Category	Details
50	src	scan

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DShield reports (IP summary, reports)

2026-04-01

Number of reports: 33

Distinct targets: 3

2026-04-02

Number of reports: 47

Distinct targets: 4

Origin AS

AS9318 - SKB-AS SKB-AS-KR

BGP Prefix

121.124.0.0/16

geo

South Korea, Sejong

🕑 Asia/Seoul

hostname

(null)

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

121.124.0.0 - 121.125.255.255

reserved_range

0

ts_added

2026-04-02 05:05:11.099000

ts_last_update

2026-04-08 05:06:03.748000

Warden event timeline

DShield event timeline

Presence on blacklists