Port 3478 (STUN)
HoneyLabs honeypots recorded 226 probes against destination port 3478 (STUN) from 74 distinct source IP addresses in the last 7 days.
First observed 2026-08-29 05:55:49, most recently 2026-09-04 18:20:09 (UTC).
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 199.45.155.58 | 9 | Censys, Inc. | US |
| 66.132.195.67 | 9 | Censys, Inc. | US |
| 66.132.195.59 | 9 | Censys, Inc. | US |
| 66.132.172.194 | 9 | Censys, Inc. | US |
| 199.45.154.125 | 9 | Censys, Inc. | US |
| 167.94.146.52 | 9 | Censys, Inc. | US |
| 167.94.146.51 | 9 | Censys, Inc. | US |
| 66.132.172.202 | 9 | Censys, Inc. | US |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS398324 | Censys, Inc. | 96 | 12 |
| AS398705 | Censys, Inc. | 36 | 4 |
| AS398722 | Censys, Inc. | 36 | 4 |
| AS396982 | Google LLC | 18 | 18 |
| AS25369 | Hydra Communications Ltd | 15 | 15 |
| AS213412 | ONYPHE SAS | 8 | 8 |
Where it comes from
| Country | Probes |
|---|---|
| United States | 184 |
| United Kingdom | 14 |
| France | 8 |
| Germany | 7 |
| Bulgaria | 5 |
| Canada | 4 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/) | 108 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 18 |
| Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0 | 8 |
| Mozilla/5.0 (compatible; ModatScanner/1.2; +https://modat.io/) | 4 |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 13_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36 | 2 |
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