# dig TXT __spf.campaign.adobe.com +short
;; Warning: Message parser reports malformed message packet.

>> RFC 7208 Section 3.3, the 255-octet maximum length of a character-string within a single TXT record.

I count at least 57 ip ranges of 32,257 ip addresses, which is kind of absurd.

My email server spf checker (UDP) will truncate after 255 characters and probably error out too but I've never checked. SPF validation is only one part of many to whether I want to accept the email or not.



On 1/14/2021 8:27 AM, Pascal HOARAU via mailop wrote:

Hello,

Since 8th december I can see (not all the time) issues on SPF (visible on the headers) for messages sent from Adobe Campaign to Gmail users when the SPF record is « v=spf1 redirect=__spf.campaign.adobe.com » (hosted customers only)

spf=none (google.com: XXX does not designate permitted sender hosts)

This impacts major (worldwide) companies.
Is there a problem on Google servers ? maybe some of them can’t read the long SPF content ? (the content is increasing from time to time)

Current value is :

__spf.campaign.adobe.com. 120   IN      TXT     "v=spf1 ip4:66.117.16.0/22 ip4:192.243.225.0/24 ip4:192.243.228.0/24 ip4:192.243.229.0/24 ip4:208.67.42.0/24 ip4:192.243.244.0/22 ip4:63.140.47.0/24 ip4:185.34.188.0/24 ip4:130.248.192.0/21 ip4:62.210.128.32/27 ip4:62.210.161.0/24 ip" "4:66.235.130.0/24 ip4:172.82.224.0/22 ip4:192.243.230.0/23 ip4:192.243.232.0/23 ip4:185.15.48.0/22 ip4:185.15.49.0/24 ip4:62.210.194.0/24 ip4:172.82.229.0/24 ip4:172.82.230.0/23 ip4:52.51.29.0/24 ip4:52.50.57.0/24 ip4:52.209.104.0/24 ip4:172.82.242.0/23 " "ip4:195.154.155.0/24 ip4:172.82.196.0/23 ip4:130.117.8.0/24 ip4:172.82.216.0/23 ip4:172.82.232.0/23 ip4:207.211.34.0/24 ip4:173.212.230.0/24 ip4:172.82.196.0/24 ip4:172.82.218.0/23 ip4:192.243.255.0/24 ip4:172.82.197.0/24 " "ip4:172.82.217.0/24 ip4:185.15.50.0/24 ip4:172.82.236.0/22 ip4:130.248.176.0/20 ip4:172.82.243.0/24 ip4:130.248.136.0/23 ip4:130.248.152.0/22 ip4:172.82.220.0/22 ip4:130.248.139.0/24 ip4:130.248.140.0/23 " "ip4:130.248.208.0/21 ip4:172.82.241.144/32 ip4:130.248.204.0/22 ip4:130.248.216.0/23 ip4:130.248.158.0/24 ip4:130.248.202.0/23 ip4:130.248.224.0/24 ip4:63.140.40.0/23 ip4:63.140.43.0/24 ip4:130.248.128.0/23 ip4:130.248.164.0/22 ip4:130.248.238.0/24 ~all"

The validation is OK when checked on MXTOOLBOX
I don’t see issue such issue with other mailbox providers.

Regards,
Pascal


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