Studies on neutrino–nucleon (νN\documentclass[12pt]{minimal}
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\begin{document}$${\nu }N$$\end{document}) cross-sections have regained interest due to increasing importance of precision measurements, as they are needed as an ingredient in all neutrino experiments. In this work, we use the QCD-inspired double asymptotic limit fit of electron–proton structure function F2ep\documentclass[12pt]{minimal}
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\begin{document}$$F_{2}^{ep}$$\end{document} to low-x\documentclass[12pt]{minimal}
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\begin{document}$$ x $$\end{document} HERA data, to calculate ν\documentclass[12pt]{minimal}
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\begin{document}$$\nu $$\end{document}N cross-section for charged current (CC) and neutral current (NC) neutrino interactions in ultrahigh energy (UHE) neutrino energy (Eν\documentclass[12pt]{minimal}
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\begin{document}$$E_{\nu }$$\end{document}) regime (109GeV≤Eν≤1012GeV\documentclass[12pt]{minimal}
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\begin{document}$$10^{9}\, \mathrm {GeV} \le E_{\nu } \le 10^{12}\, \mathrm {GeV} $$\end{document}). The form F2ep∼x-λ(Q2)\documentclass[12pt]{minimal}
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\begin{document}$$F_{2}^{ep} \sim x^{-\lambda (Q^{2})}$$\end{document}, used in our analysis, can be conjectured like a dynamic pomeron (DP)-type behaviour. We also find an analytic form of the total cross-sections, σCCνN\documentclass[12pt]{minimal}
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\begin{document}$$\sigma _{\mathrm {CC}}^{\nu N}$$\end{document} and σNCνN\documentclass[12pt]{minimal}
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\begin{document}$$\sigma _{\mathrm {NC}}^{\nu N}$$\end{document}, which appear to be of Reggeon exchange type. We also do a comparative analysis of our results with those available in literature. Future measurements will support / confront our predictions.
