Re: gmail / yahoo IP ranges to exclude from greylisting
Question asked by Hemen Shah - March 3 at 12:08 PM
Unanswered
Hi,
 
Can anyone share updated gmail / yahoo IP ranges for excluding them from getting greylisted, 
any source where these are listed and updated.
 
Thanks    

3 Replies

Reply to Thread
1
Nathan Y Replied
SPF records are your friend...
 

 

nslookup

 

> set type=txt

> gmail.com

Server:        8.8.8.8

Address:    8.8.8.8#53

 

Non-authoritative answer:

gmail.com    text = "v=spf1 redirect=_spf.google.com"

 

Authoritative answers can be found from:

> _spf.google.com

Server:        8.8.8.8

Address:    8.8.8.8#53

 

Non-authoritative answer:

_spf.google.com    text = "v=spf1 include:_netblocks.google.com include:_netblocks2.google.com include:_netblocks3.google.com ~all"

 

Authoritative answers can be found from:

> _netblocks.google.com

Server:        8.8.8.8

Address:    8.8.8.8#53

 

Non-authoritative answer:

_netblocks.google.com    text = "v=spf1 ip4:64.233.160.0/19 ip4:66.102.0.0/20 ip4:66.249.80.0/20 ip4:72.14.192.0/18 ip4:74.125.0.0/16 ip4:108.177.8.0/21 ip4:173.194.0.0/16 ip4:209.85.128.0/17 ip4:216.58.192.0/19 ip4:216.239.32.0/19 ~all"

 

Authoritative answers can be found from:

3
Joe Wolf Replied
0
Merle Wait Replied
yes!! I was from that thread... and we are now using that tool.... and it is working as desired . STRONGLY recommend that solution..

Reply to Thread