read a list of hosts and see if they use akamai

akamai.log

www.about.com akadns.net
www.adobe.com
www.amazon.com
www.amazon.co.uk
www.aol.com akadns.net
www.aol.co.uk akadns.net
www.apple.com akadns.net
www.argos.co.uk
www.asda.co.uk
www.ask.com edgesuite.net
www.ask.co.uk
www.asos.com
www.autotrader.co.uk
www.avg.com edgesuite.net
www.barclays.co.uk
www.bbc.co.uk
www.bebo.com
www.blogger.com
www.booking.com
www.bookings.com
www.bt.com
www.channel4.com
www.ciao.co.uk
www.cnet.com akadns.net
www.dailymail.co.uk edgesuite.net
www.direct.gov.uk edgesuite.net
www.diy.com
www.easyjet.com
www.ebay.com
www.ebay.co.uk
www.expedia.co.uk
www.facebook.com
www.flickr.com
www.gamespot.co.uk
www.google.com
www.google.co.uk
www.gowindowslive.com
www.guardian.co.uk
www.gumtree.com edgesuite.net
www.halifax.co.uk
www.hsbc.co.uk
www.ign.com edgesuite.net

akamai.sh

#! /bin/sh

LIST=host.list
LOGFILE=akamai.log

cat $LIST | while read TARGET
do
AKAMAI=0
echo -e "Checking $TARGET";
AKAMAI=$(host -t CNAME $TARGET |  gawk 'match($0, "(edgesuite.net|ak.fbcdn.net|akadns.net|akamai.net|akamaiedge.net|llnwd.net|edgecastcdn.net|hwcdn.net|panthercdn.com|simplecdn.net|instacontent.net|footprint.net|ay1.b.yahoo.com|yimg.|internapcdn.net|cloudfront.net|netdna-cdn.com|netdna-ssl.com|netdna.com|cotcdn.net|cachefly.net|bo.lt|cloudflare.com|afxcdn.net|lxdns.com|att-dsa.net|vo.msecnd.net|voxcdn.net|bluehatnetwork.com|swiftcdn1.com|cdngc.net|fastly.net|gslb.taobao.com|gslb.tbcache.com|mirror-image.net|yottaa.net|cubecdn.net|r.cdn77.net|incapdns.net)",a) {print a[1];}')
echo "$TARGET $AKAMAI">>$LOGFILE
done

host.list

www.about.com
www.adobe.com
www.amazon.com
www.amazon.co.uk
www.aol.com
www.aol.co.uk
www.apple.com
www.argos.co.uk
www.asda.co.uk
www.ask.com
www.ask.co.uk
www.asos.com
www.autotrader.co.uk
www.avg.com
www.barclays.co.uk
www.bbc.co.uk
www.bebo.com
www.blogger.com
www.booking.com
www.bookings.com
www.bt.com
www.channel4.com
www.ciao.co.uk
www.cnet.com
www.dailymail.co.uk
www.direct.gov.uk
www.diy.com
www.easyjet.com
www.ebay.com
www.ebay.co.uk
www.expedia.co.uk
www.facebook.com
www.flickr.com
www.gamespot.co.uk
www.google.com
www.google.co.uk
www.gowindowslive.com
www.guardian.co.uk
www.gumtree.com
www.halifax.co.uk
www.hsbc.co.uk
www.ign.com