IP addresses used by Satan :

* * *
sincerely,

St. Elijah (cf. §784, Catholic Catechism),
St. John the Baptist (cf. §785, Catholic Catechism),
Edward Popovich Palamar (cf. §786, Catholic Catechism),

  the Resurrected Prophet of the Most High (Luke 1:76),
  whom Jesus Christ calls "the Elias who was to come" (Matthew 11:14),
  enjoying the rapture of Christ's love in the duty of

Petrus Romanus (Peter the Roman, cf. St. Malachy Prophecy),

the resurrected angel of Exodus 23:20,

the sign of the Son of Man in Heaven (Matthew 24:30)