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From: Thad Floryan <thad@thadlabs.com>
Newsgroups: comp.os.linux.networking
Subject: Re: Frustrated that I don't UNDERSTAND why my network times out
Date: Thu, 10 Oct 2013 16:49:23 -0700
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On 10/10/2013 4:27 PM, ps56k wrote:
> [...]
> 
> Ping -          centos.org - 85.12.30.227       --> Amsterdam
> Ping - www.centos.org - 72.232.194.162 ---> ????
> 
> So, where does the - 72.232.194.162 come from ??
> vs my DNS lookup is showing 85.12.30.227   ??
> [...]

Here (Silicon Valley over Comcast's High Speed Internet)
a 'ping centos.org' and a ping 'www.centos.org' both
resolve to 85.12.30.227

a 'whois 72.232.194.162' reveals it's Akamai, a worldwide
service for faster Internet used by all the majors: Google,
fecebook, etc. per:


NetRange:       172.224.0.0 - 172.239.255.255
CIDR:           172.224.0.0/12
OriginAS:
NetName:        AKAMAI
NetHandle:      NET-172-224-0-0-1
Parent:         NET-172-0-0-0-0
NetType:        Direct Assignment
RegDate:        2013-03-15
Updated:        2013-03-15
Ref:            http://whois.arin.net/rest/net/NET-172-224-0-0-1

OrgName:        Akamai Technologies, Inc.
OrgId:          AT-80
Address:        8 Cambridge Center
Address:        MS 926-G
City:           Cambridge
StateProv:      MA
PostalCode:     02142
Country:        US
RegDate:        2011-10-19
Updated:        2012-01-26
Ref:            http://whois.arin.net/rest/org/AT-80

OrgAbuseHandle: MHA379-ARIN
OrgAbuseName:   Hannigan, Martin
OrgAbusePhone:  +1-617-444-2535
OrgAbuseEmail:  ip-admin@akamai.com
OrgAbuseRef:    http://whois.arin.net/rest/poc/MHA379-ARIN

OrgTechHandle: MHA379-ARIN
OrgTechName:   Hannigan, Martin
OrgTechPhone:  +1-617-444-2535
OrgTechEmail:  ip-admin@akamai.com
OrgTechRef:    http://whois.arin.net/rest/poc/MHA379-ARIN