While part of the Turkic Khaganate, they most likely inhabited the Altai region. When the Khaganate collapsed, they became part of the Kimek confederation, with which they expanded to the Irtysh, Ishim and Tobol rivers. They then appeared in Islamic sources. In the 9th century Ibn Khordadbeh indicated that they held autonomy within the Kimek confederation. They entered the Kimek in the 8th- or beginning of 9th century, and were one of seven original tribes. In the 10th-century "Hudud al-'Alam" it is said that the Kimek appointed the Kipchak king. The Kimek confederation, probably spearheaded by the Kipchaks, moved into Oghuz lands, and Sighnaq in Syr Darya became the Kipchak urban centre. Kipchak remnants remained in Siberia, while others pushed westwards in the Qun migration. As a result, three Kipchak groups emerged: