CF1759244843059-tsm20250929235914

NSLIST.NET - unsub.spmta.com

Search for IP or hostnames:

unsub.spmta.com checked at 2025-09-30T15:07:23.036Z 92ms 61/61/61 100% R:14

unsub.spmta.com

MXsmtp.sparkpostmail.com
A35.164.136.208🇺🇸 Amazon
PTRec2-35-164-136-208.us-west-2.compute.amazonaws.com
A44.226.7.57🇺🇸 Amazon
PTRec2-44-226-7-57.us-west-2.compute.amazonaws.com
A44.230.194.128🇺🇸 Amazon
PTRec2-44-230-194-128.us-west-2.compute.amazonaws.com
A52.10.126.87🇺🇸 Amazon
PTRec2-52-10-126-87.us-west-2.compute.amazonaws.com
A52.40.31.43🇺🇸 Amazon
PTRec2-52-40-31-43.us-west-2.compute.amazonaws.com
A54.68.204.91🇺🇸 Amazon
PTRec2-54-68-204-91.us-west-2.compute.amazonaws.com
A54.186.16.63🇺🇸 Amazon
PTRec2-54-186-16-63.us-west-2.compute.amazonaws.com
A54.186.157.145🇺🇸 Amazon
PTRec2-54-186-157-145.us-west-2.compute.amazonaws.com

spmta.com

NSns-38.awsdns-04.com
MXsmtp.sparkpostmail.com
NSns-675.awsdns-20.net
NSns-1522.awsdns-62.org
NSns-1648.awsdns-14.co.uk

Starts with same word

Starts similarily

AI analysis

unsub.spmta.com is handled by a single mail server, smtp.sparkpostmail.com.

unsub.spmta.com shares the same mail server setup as other domains, for instance mail.fiberglassrv.com, mail.realsimple.com, flyingenvelope.com, mail.bardeen.ai and mail.foodandwine.com.

unsub.spmta.com shares some mail servers with other domains, at least partially, for instance news.tinybeans.com, investordaily101.com, urban.com.au, mail.skylum.com and freshprints.com.

these mail servers are often used together with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host smtp.sparkpostmail.com points to eight IP numbers: 35.164.136.208, 44.226.7.57, 44.230.194.128, 52.10.126.87, 52.40.31.43, 54.68.204.91, 54.186.16.63 and 54.186.157.145.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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