tandemsd.com

Valid Email Server
Domain Lookup › tandemsd.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
tandemsd.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 04:12:25 UTC · ↺ Refresh

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MX Hostnames

  • tandem.in.tmes.trendmicro.com

MX Priorities

  • tandem.in.tmes.trendmicro.com: 0

A / AAAA Records

  • 44.197.33.251 ↩ vcl74.wnpservers.net

Mail Server IPs

  • 18.208.22.79 ↩ in.tmes.trendmicro.com
  • 18.208.22.78 ↩ in.tmes.trendmicro.com
  • 18.208.22.77 ↩ in.tmes.trendmicro.com
  • 18.208.22.80 ↩ in.tmes.trendmicro.com

SOA Record

Raw SOA ns1.aliasdns.net dedicadoswnp.wnpower.com 2026091101 3600 1800 1209600 86400
Primary NS (mname)
ns1.aliasdns.net
Admin Email (rname)
dedicadoswnp@wnpower.com
Serial
2026091101
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns4.aliasdns.net
ns3.aliasdns.net
ns2.aliasdns.net
ns1.aliasdns.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:44.197.33.251 include:_spf.wnpservers.net +a +mx +ip4:186.19.182.123 +ip4:75.103.66.34 +ip4:75.103.114.185 +ip4:55.22.46.205 +include:_spf.clickexperts.net +include:zcsend.net +include:spf.protection.outlook.com include:sendgrid.net +include:transmail.net -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

4 records
  • MS=ms40912600
  • tmes=698a883759b643a56794126ba0320414
  • google-site-verification=WTQsiJSzWc-dPo9gP6kYrDj96HHmcaHmNGeFpEvbrSI
  • SPFv=spf1 ip4:44.197.33.251 include:_spf.wnpservers.net +a +mx +ip4:186.19.182.123 +ip4:75.103.66.34 +ip4:75.103.114.185 +ip4:55.22.46.205 +include:_spf.clickexperts.net +include:zcsend.net +include:spf.protection.outlook.com include:sendgrid.net +include:transmail.net -all
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