Only thing I see to be missing here is actual Class B address space 172.16/12 but instead you are trying to forward from Class A public address space assigned to FACEBOOK. I don't quite think you will get that to work... That is unless you are the Facebook authoritative server...
range: 172.0.0.0 > 172.15.255.255 range b10: 2885681152 > 2886729727 range b16: 0xac000000 > 0xac0fffff hosts: 1048576 prefixlen: 12 mask: 255.240.0.0 Was this just an intentional obfuscation ? # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/whois_tou.html # # # The following results may also be obtained via: # http://whois.arin.net/rest/nets;q=173.252.110.0?showDetails=true&showARIN=false&ext=netref2 # NetRange: 173.252.64.0 - 173.252.127.255 CIDR: 173.252.64.0/18 OriginAS: AS32934 NetName: FACEBOOK-INC NetHandle: NET-173-252-64-0-1 Parent: NET-173-0-0-0-0 NetType: Direct Assignment RegDate: 2011-02-28 Updated: 2012-02-24 Ref: http://whois.arin.net/rest/net/NET-173-252-64-0-1 OrgName: Facebook, Inc. OrgId: THEFA-3 Address: 1601 Willow Rd. City: Menlo Park StateProv: CA PostalCode: 94025 Country: US RegDate: 2004-08-11 Updated: 2012-04-17 Ref: http://whois.arin.net/rest/org/THEFA-3 OrgTechHandle: OPERA82-ARIN OrgTechName: Operations OrgTechPhone: +1-650-543-4800 OrgTechEmail: n...@fb.com OrgTechRef: http://whois.arin.net/rest/poc/OPERA82-ARIN OrgAbuseHandle: OPERA82-ARIN OrgAbuseName: Operations OrgAbusePhone: +1-650-543-4800 OrgAbuseEmail: n...@fb.com OrgAbuseRef: http://whois.arin.net/rest/poc/OPERA82-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/whois_tou.html # -- Jason Hellenthal Inbox: jhellent...@dataix.net Voice: +1 (616) 953-0176 JJH48-ARIN On Jul 9, 2013, at 2:21, sumsum 2000 <sum2h...@gmail.com> wrote: > 173.252.110.0
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