Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer or Stephanie Link. All three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 136 points (0.9%) at 15,938 as of Tuesday, Feb. 11, 2014, 11:55 AM ET. The NYSE advances/declines ratio sits at 2,190 issues advancing vs. 719 declining with 175 unchanged. The Services sector currently sits up 0.4% versus the S&P 500, which is up 0.8%. A company within the sector that fell today was Delta Air Lines ( DAL), up 0.9%. Top gainers within the sector include Melco Crown Entertainment ( MPEL), up 3.2%, Royal Caribbean Cruises ( RCL), up 3.1%, H&R Block ( HRB), up 2.9%, Grupo Televisa S.A.B ( TV), up 2.7% and Cardinal Health ( CAH), up 2.3%. TheStreet would like to highlight 3 stocks pushing the sector lower today: 3. Infoblox ( BLOX) is one of the companies pushing the Services sector lower today. As of noon trading, Infoblox is down $15.53 (-46.9%) to $17.61 on heavy volume. Thus far, 18.3 million shares of Infoblox exchanged hands as compared to its average daily volume of 1.2 million shares. The stock has ranged in price between $17.10-$18.94 after having opened the day at $18.54 as compared to the previous trading day's close of $33.14. Infoblox Inc. develops, markets, and sells automated network control solutions worldwide. Its appliance-based solution combines real-time IP address management with the automation of network control, and network change and configuration management processes in physical and virtual appliances. Infoblox has a market cap of $1.8 billion and is part of the diversified services industry. Shares are up 1.6% year-to-date as of the close of trading on Monday. Currently there are 7 analysts that rate Infoblox a buy, no analysts rate it a sell, and none rate it a hold. TheStreet Ratings rates Infoblox as a sell. Among the areas we feel are negative, one of the most important has been unimpressive growth in net income over time. Get the full Infoblox Ratings Report now. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.