spf-discuss
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[spf-discuss] SPF setup and recursion

2005-12-21 09:22:08


My server flagged a message from paypal.com for non-compliance of SPF...below 
is paypal's record.

paypal.com      text = "v=spf1 mx include:s._spf.ebay.com 
include:m._spf.ebay.com include:p._spf.ebay.com include:c._spf.ebay.com ~all"
paypal.com      text = "spf2.0/pra mx include:s._sid.ebay.com 
include:m._sid.ebay.com include:p._sid.ebay.com include:c._sid.ebay.com ~all"


Mail was sent from outbound2.den.paypal.com [216.113.188.112])


If you do a TXT lookup on c._spf.ebay.com it displays the following:

"v=spf1 ip4:12.155.144.75 ip4:62.22.61.131 ip4:63.104.149.126 ip4:64.68.79.253 
ip4:64.94.204.222 ip4:66.135.215.134 ip4:67.72.12.29 include:c2._spf.ebay.com 
~all"

Then you do a lookup on c2._spf.ebay.com's TXT:

"v=spf1 ip4:80.93.9.10 ip4:195.234.136.12 ip4:203.49.69.114 ip4:209.63.28.11 
ip4:210.80.80.136 ip4:212.110.10.2 ip4:212.147.136.123 include:c3._spf.ebay.com 
~all"

Then on c3._spf.ebay.com's TXT

"v=spf1 ip4:213.219.8.227 ip4:216.113.168.128 ip4:216.113.175.128 
ip4:216.177.178.3 ip4:217.149.33.234 ip4:220.248.6.124 ip4:67.72.12.30 
include:c4._spf.ebay.com ~all"

Lastly the Sender IP is on c4._spf.ebay.com:

"v=spf1 ip4:216.113.188.112 ip4:80.66.137.58 ip4:212.208.64.34 
ip4:216.113.188.96 ~all"


Question: Does SPF allow recursions? If so, to what extent?

Thanks

Chibra Iheakaram
Mailwatch
Infocrossing Inc         NASDAQ: IFOX
www.mailwatch.com
www.infocrossing.com

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