Port 3400

HoneyLabs honeypots recorded 85 probes against destination port 3400 from 42 distinct source IP addresses in the last 7 days.

First observed 2026-09-16 21:49:50, most recently 2026-09-23 12:29:25 (UTC).

Most active source addresses

Source IPProbesNetworkCountry
216.180.246.12916Google LLCUS
45.43.61.2447UCLOUD INFORMATION TECHNOLOGY (HK) LIMITEDTW
107.150.109.557UCLOUD INFORMATION TECHNOLOGY (HK) LIMITEDUS
128.1.32.1187UCLOUD INFORMATION TECHNOLOGY (HK) LIMITEDTW
45.115.27.313Contrust Solutions S.R.L.MD
138.226.239.73Digital Network S.r.l.GB
47.84.111.1602Alibaba (US) Technology Co., Ltd.SG
185.204.170.2122Arvancloud Global Technologies L.L.CDE

Networks it comes from

ASNOrganisationProbesSource IPs
AS396982Google LLC2914
AS135377UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED213
AS213412ONYPHE SAS66
AS45102Alibaba (US) Technology Co., Ltd.42
AS4134Chinanet43
AS44589Digital Network S.r.l.31

Where it comes from

CountryProbes
United States36
Taiwan14
United Kingdom9
China4
Moldova3
France3

Client strings seen on this port

User agentProbes
Mozilla/5.0 (compatible; GenomeCrawlerd/1.0; +https://www.nokia.com/genomecrawler)16
Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity13
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 Edg/120.0.0.011
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.04
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.364

Port report

Port report

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