InboxAudit

nature.com email records

What nature.com publishes in public DNS for SPF, DKIM, DMARC, MX and BIMI, resolved on 2026-08-04.

SPF

v=spf1 ip4:195.128.10.18/32 ip4:195.128.10.15/32 ip4:195.128.10.69/32 ip4:195.128.10.25/32 ip4:195.128.10.24/32 ip4:195.128.10.23/32 ip4:203.200.192.105/32 ip4:203.200.192.109/32 ip4:167.89.16.99/32 ip4:66.159.232.113/32 ip4:66.159.234.15/32 ip4:208.85.55.170/32 ip4:208.85.55.173/32 ip4:199.168.14.54/32 ip4:192.87.127.243/32 ip4:192.87.127.244/32 ip4:208.185.229.0/24 ip4:208.185.235.0/24 ip4:52.43.154.216 ip4:192.174.90.93 ip4:52.41.1.125 ip4:192.174.90.94 ip4:192.174.90.91 include:spf.mandrillapp.com include:servers.mcsv.net include:spf.flowmailer.net include:spf-002c5801.pphosted.com include:ses.echobox.com include:fc3949.cuenote.jp include:_spf.salesforce.com -all
8 of 10 DNS lookups — close to the limit.

The record authorises these sending platforms: Mailchimp Transactional (Mandrill), Mailchimp, Salesforce (Sales & Service Cloud).

DMARC

v=DMARC1; p=reject; pct=100; rua=mailto:re+vcgy2jslus0@dmarc.postmarkapp.com; sp=none; aspf=r;
policy
p=reject
subdomains
sp=none
applies to
100% of mail
reports
mailto:re+vcgy2jslus0@dmarc.postmarkapp.com
alignment
adkim=r, aspf=r

DKIM

Keys found on 4 of 10 probed selectors:

selector1k1s1mandrill

MX

mxa-002c5801.gslb.pphosted.commxb-002c5801.gslb.pphosted.com

Notes on this configuration

SPF uses 8 of the 10 permitted DNS lookups.

Check it live

The above is a snapshot from 2026-08-04. Re-resolve it now: