14 DNS MX record assets at mxb-002c1802.gslb.pphosted.com.
sans.guru
cio.org
sans.edu
cybercenters.org
securingthehuman.org
sans.systems
ranges.io
sans.co
sans.org
cyberfoundations.org
sans-training.org
cyberaces.org
giac.com
giac.org