On a wooden background a white notebook with the inscription DNS Domain Name System a white pen and crumpled white pieces of paper
ID: 1914512200
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- 大图:4123 × 2587 像素·34.91 cm × 21.9 cm·300dpi·JPG
- 中图:1000 × 627 像素·35.28 cm × 22.12 cm·72dpi·JPG
- 小图:500 × 314 像素·17.64 cm × 11.08 cm·72dpi·JPG