duro-last.com

Valid Email Server
Domain Lookup › duro-last.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
duro-last.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 18:14:02 UTC · ↺ Refresh

MX Hostnames

  • alt1.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • aspmx3.googlemail.com
  • aspmx2.googlemail.com
  • aspmx.l.google.com

MX Priorities

  • alt2.aspmx.l.google.com: 5
  • aspmx.l.google.com: 1
  • aspmx2.googlemail.com: 10
  • aspmx3.googlemail.com: 10
  • alt1.aspmx.l.google.com: 5

A / AAAA Records

  • 3.224.172.66 ↩ ec2-3-224-172-66.compute-1.amazonaws.com
  • 52.22.179.113 ↩ ec2-52-22-179-113.compute-1.amazonaws.com
  • 100.49.63.213 ↩ ec2-100-49-63-213.compute-1.amazonaws.com

Mail Server IPs

  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 142.251.167.26 ↩ ww-in-f26.1e100.net
  • 2607:f8b0:4004:c23::1b ↩ yuiadrs-in-f27.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net

SOA Record

Raw SOA ns-1021.awsdns-63.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1021.awsdns-63.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1386.awsdns-45.org
ns-1891.awsdns-44.co.uk
ns-37.awsdns-04.com
ns-1021.awsdns-63.net

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:67.38.62.44 +include:spf.mtasv.net +include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected],mailto:[email protected]; sp=none; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

10 records
  • knowbe4-site-verification=d0cbf0c02eeaf7c5e79620706b39e132
  • nphe3sqpg79t2d8lf2oc7cp4mg
  • SPFv=spf1 +a +mx +ip4:67.38.62.44 +include:spf.mtasv.net +include:_spf.google.com ~all
  • d365mktkey=5RQd1OzMx8yOl0KJSH2UiUfv55oMf0zYufFYXiYCxlIx
  • d365mktkey=SMM8Ime9mzQYHkHxEc4OUqcnAYghgYiuUqVWW4Z4vrwx
  • duo_sso_verification=9bjidq9Yl4QujdBaDFAqQ268YBPab4j8WmJl5gwyumoRSfahYImy5P6XYGHwUMgK
  • google-gws-recovery-domain-verification=45360324
  • google-site-verification=BUl9gAmJ-_qmNnU1RyZ6_VfMcL6rZPqenqfSgjAlZ60
  • google-site-verification=HLDHS4Mu4FJ4-tAYUfzR7GK7bN0KNpoNl9B9aw_gFMc
  • j2tt9345lt33qdrbm4q8p9abfn
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