The Nameserver ns1.md-97.bigrock.in have a IP Address of 209.99.16.42 which is hosted on United States.
ucil.org : Apply for PAN card in Barpeta,Nalbari,Dhubri,Goalpara,Assam
Do Vistara Web Check in through your Mobile or Laptop from Home or office and avoid waiting and long queue at Airport.