I don't think this is relevant question for any online travel company. They are offering product world wide and online in black and white, they are legit so they have been doing business since long.

Well i asked these question to airohub customer handler he asked me to visit ARC IATA CLIA website and i visited those website and found their information then i booked my flight with airohub

They send e-tickets invoice within 1-2 minutes for all the airlines which includes terminal information seat info price break up.

They are doing really great, providing support online for airlines tickets is not that easy where airlines tickets prices are keep on fluctuating. Airlines hotel vacations booking providers job is difficult because of the competition and volume.
Airohub been our first priority because of so many reason weather booking a flight to panama with avianca airlines or going to japan on japan airline or traveling to dublin on aer lingus i prefer to choose airohub.

They are concrete travel service caterer i strongly believe that

I thank them for special treatment they do over the phone. They never charge me service fees they share all the details in email. They sent me receipt and invoices whenever i asked. They say no spam and they assure best services. What else you need from Online Travel Agencies