IP address

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--121.73.168.168

Shodan(more info)

Passive DNS

IP blacklists

UCEPROTECT L1

121.73.168.168 is listed on the UCEPROTECT L1 blacklist.

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

Last checked at: 2026-04-16 07:45:00.631000
Was present on blacklist at: 2026-04-09 15:45, 2026-04-09 23:45, 2026-04-10 07:45, 2026-04-10 15:45, 2026-04-10 23:45, 2026-04-11 07:45, 2026-04-11 15:45, 2026-04-11 23:45, 2026-04-12 07:45, 2026-04-12 15:45, 2026-04-12 23:45, 2026-04-13 07:45, 2026-04-13 15:45, 2026-04-13 23:45, 2026-04-14 07:45, 2026-04-14 15:45, 2026-04-14 23:45, 2026-04-15 07:45, 2026-04-15 15:45, 2026-04-15 23:45, 2026-04-16 07:45

Spamhaus PBL

121.73.168.168 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: 2026-04-16 15:55:22.683000
Was present on blacklist at: 2026-04-09 15:55, 2026-04-16 15:55

Threat categories

TL	Role	Category	Details
40	src	—

---

Origin AS

AS4768 - ONENZ-INET-AS

BGP Prefix

121.72.0.0/15

geo

New Zealand, Te Kuiti

🕑 Pacific/Auckland

hostname

(null)

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

121.72.0.0 - 121.73.255.255

reserved_range

0

Shodan's InternetDB

Open ports: 22, 53, 443, 8081

Tags: self-signed, iot

CPEs: cpe:/h:milesight:ur51

ts_added

2026-04-09 15:55:16.745000

ts_last_update

2026-04-16 15:55:22.751000

Warden event timeline

DShield event timeline

Presence on blacklists