差出人
“Google+”
件名
RE:

内容
Attn: Winner’
Your e-mail address has been randomly selected as Google Winner for 2016 Google
Annual Award.
Please view attached PDF file for More “DETAIL”.
Yours faithfully,
Lawrence “Larry” Page
Co-founder and CEO of Google Inc™

添付
Content-Disposition: attachment;filename=”Google Active User.pdf”
中継
spam.gnu.ac.kr (spam.gsnu.ac.kr [203.255.1.50])
from external ([199.168.142.156])

IP Address 203.255.1.50
Host Name spam.gsnu.ac.kr
Country Korea, Republic of

IP Address 199.168.142.156
Host Name 199.168.142.156
Country United States
Network(ASN) ARIN-CIDR-BLOCK
IP Prefix 199.0.0.0 – 199.255.255.255
Description Not allocated by APNIC