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WHY am I seeing a public IP attempting to establish a session with a private IP

Source 193.218.118.183 destination 10.x.x.x protocol TCP length 78 Info 48748 > 443 [SYN] seq=0 Source 193.218.118.183 destination 10.x.x.x protocol TCP length 70 Info 48748 > 443 [ACK] seq=1 Source 10.x.x.x destination 193.218.118.183 protocol TCP length 78 Info 443> 48748 [SYN,ACK] seq=0 Source 193.218.118.183 destination 10.x.x.x protocol TLS length 223 Info Client Hello Source 10.x.x.x destination 193.218.118.183 protocol TCP length 64 Info 443> 48748 [RST,ACK] seq=1

How is this possible?

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WHY am I seeing a public IP attempting to establish a session with a private IP

Source 193.218.118.183 destination 10.x.x.x protocol TCP length 78 Info 48748 > 443 [SYN] seq=0 
Source 193.218.118.183 destination 10.x.x.x protocol TCP length 70 Info 48748 > 443 [ACK] seq=1
Source 10.x.x.x destination 193.218.118.183 protocol TCP length 78 Info 443> 48748 [SYN,ACK] seq=0 
Source 193.218.118.183 destination 10.x.x.x protocol TLS length 223 Info Client Hello
Source 10.x.x.x destination 193.218.118.183 protocol TCP length 64 Info 443> 48748 [RST,ACK] seq=1 

How is this possible?