Tony Martin Jon Small of Old Elvet, Durham was arrested following information he had been communicating with a decoy 11-year-old girl.
The messages were sexual and explicit in nature and were passed to officers who arrested the 40-year-old in Peterlee on April 28.
Following a 24-hour investigation by Peterlee CID, Small was charged with incitement and breach of his Sexual Harm Prevention Order.
Company director jailed for fraudulent trading after customers paid thousands for home improvements and 'ended up with either very little or nothing to show for it'
Sunderland's Sisters of Mercy to open historic Oaklea convent at St Anthony's School for visitors and a 'comfortable cup of tea'
"It's a sad day for Sunderland" - Residents upset as NHS Trust wins appeal to demolish Monkwearmouth hospital
The 15 places where most crime was reported across the south of Sunderland in March
Sunderland sex offender back in court after deleting viewed pornography from his TV watchlist
Small was remanded in custody and yesterday (Wednesday, May 5) pleaded guilty to all charges, before he is sentenced on June 1.
A Peterlee police spokesperson said: “A registered sex offender is back behind bars after breaching his court order.
“Tony Martin Jon Small was arrested following information he had been communicating with a decoy 11-year-old girl.
“He was remanded into custody and today (May 5) pleaded guilty to all charges.”