go
hs.facebook.com has one IP number , via cname to www.facebook.com , but the reverse is www-13-01-snc2.facebook.com. www.facebook.dk, ww.facebook.com, www.facebook.vn, mail.facebook.es, wwww.facebook.com and at least 19 other hosts point to the same IP. facebook.com is a domain controlled by four nameservers. Two of them are on the same IP network. Incoming mail for facebook.com is handled by two mailservers on the same IP network. facebook.com has five IP numbers. Some of them are on the same IP network. hs.facebook.com is hosted on a server in United States.

hs.facebook.com
cname records
www.facebook.com
+ 69.63.181.16 69.63.176.0/21 AS32934 www-13-01-snc2.facebook.com
+ --- www-13-01-snc2.facebook.com

facebook.com
a records
 
+ 69.63.181.11 69.63.176.0/21 AS32934  
+ ---  
+ 69.63.181.12 69.63.176.0/21 AS32934  
+ 69.63.184.142 69.63.184.0/21 AS32934  
+ 69.63.187.17 69.63.184.0/21 AS32934  
+ 69.63.187.19 69.63.184.0/21 AS32934  
ns-soa records
 
+   AS?  
+ ---  
ns records
ns1.facebook.com
+ 204.74.66.132 204.74.66.0/24 AS12008  
+ ---  
ns2.facebook.com
+ 204.74.67.132 204.74.67.0/24 AS12008  
dns04.sf2p.tfbnw.net
+ 69.63.176.8 69.63.176.0/21 AS32934 -
+ --- -
dns05.sf2p.tfbnw.net
+ 69.63.176.9 69.63.176.0/21 AS32934 -
mx records
mx.snc1.tfbnw.net
+ 69.63.179.26 69.63.176.0/21 AS32934 -
+ --- -
mx.sf2p.tfbnw.net
+ 69.63.176.71 69.63.176.0/21 AS32934 -
ip numbers of host
69.63.181.16
ptrs of ip numbers
www-13-01-snc2.facebook.com
hostnames sharing ip with a-records
*.bpn.go.id.www.facebook.com
*.com.facebook.com.au
*.facebook.co.nz
*.facebook.com.mx
*.facebook.fr
*.facebook.ie
*.facebook.in
*.facebook.us
*.go.id.www.facebook.com
*.ie.htmlwww.facebook.ie
*.mccabe.facebook.com.au
*.new.facebook.com
*.tembusan.com.www.facebook.com
20www.facebook.com.au
288www.facebook.co.za
adipregister.new.facebook.com
awww.facebook.com.au
bpn.go.id.www.facebook.com
bypas.in.www.facebook.com
com.awww.facebook.com.au
com.facebook.com.au
de-de.facebook.com
es-la.facebook.com
facebook.comwww.facebook.co.id
mail.facebook.es
maria.mccabe.facebook.com.au
new.facebook.co.za
ns2.facebook.co.za
ru-ru.facebook.com
sneakmyass.in.www.facebook.com
vvd1.net.www.facebook.com
ww.facebook.com
www.facebook.dk
www.facebook.vn
www.facebookmail.com
www.tembusan.com.www.facebook.com
wwww.facebook.com
cname
www.facebook.com