shell:$ nslookup -timeout=2 -retry=1 'booking.ekb.eg'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
booking.ekb.eg	canonical name = booking-sphinx.pasau.pearsonprd.tech.
booking-sphinx.pasau.pearsonprd.tech	canonical name = d13nbs7ktcvjm4.cloudfront.net.
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 54.192.55.57
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 54.192.55.47
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 54.192.55.43
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 54.192.55.66
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:8e00:17:29e5:4300:93a1
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:1800:17:29e5:4300:93a1
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:e000:17:29e5:4300:93a1
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:a00:17:29e5:4300:93a1
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:4600:17:29e5:4300:93a1
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:6e00:17:29e5:4300:93a1
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:7000:17:29e5:4300:93a1
Name:	d13nbs7ktcvjm4.cloudfront.net
Address: 2600:9000:200e:3e00:17:29e5:4300:93a1