CF1759336436248-tsm20251001152008

WWW.RTSAK.COM - smtp.rfcore.com

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smtp.rfcore.com checked at 2025-10-01T16:33:56.233Z 847ms 34/34/34 100% R:14

smtp.rfcore.com

A118.128.208.148🇰🇷 LG Uplus

rfcore.com

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A3.162.112.6🇺🇸 Amazon
A3.162.112.49🇺🇸 Amazon
A3.162.112.105🇺🇸 Amazon
A3.162.112.128🇺🇸 Amazon

Starts with same word

Starts similarily

AI analysis

smtp.rfcore.com points to IP number 118.128.208.148.

For instance, other host names smtp.dygf.onnet21.com, smtp.youngrim.kr, smtp.iuone.onnet21.com, smtp.busung.onnet21.com and smtp.uplusdemo3.onnet21.com share IP numbers with smtp.rfcore.com.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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ZZOhYIW CF johedugfp 2025-10-01