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Port 3443

HoneyLabs honeypots recorded 708 probes against destination port 3443 from 124 distinct source IP addresses in the last 7 days.

First observed 2026-11-08 09:06, most recently 2026-11-15 08:06 (UTC).

What the sensors show

The sources sat in 24 networks across 16 countries. One address, 77.91.71.91, sent 31% of them. The largest source network was AS211486 (Alferov Aleksey Aleksandrovich), with 43% of the probes from 2 addresses. None of the 25 busiest addresses is a recognised research scanner.

Most active source addresses

Source IPProbesNetworkCountry
77.91.71.91221Alferov Aleksey AleksandrovichRU
77.91.71.9285Alferov Aleksey AleksandrovichRU
35.206.187.24322Google LLCBE
193.8.186.2918PebbleHost LtdSG
193.8.186.3118PebbleHost LtdSG
87.251.64.12816Shesternin Vladimir AnatolievichRU
185.136.15.216AO ALMAZKZ
35.210.194.20212Google LLCBE

Networks it comes from

ASNOrganisationProbesSource IPs
AS211486Alferov Aleksey Aleksandrovich3062
AS15169Google LLC14420
AS212835Shesternin Vladimir Anatolievich565
AS14061DigitalOcean, LLC3815
AS201002PebbleHost Ltd362
AS396982Google LLC3232

Where it comes from

CountryProbes
Russia362
Belgium144
United States95
Singapore36
Kazakhstan18
France14

Client strings seen on this port

User agentProbes
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36288
Mozilla/5.0 (compatible)130
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36103
Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity32
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.3624

Port report

Port report

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