Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
resound.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 05:32:23 UTC · ↺ Refresh
MX Hostnames
- resound-com.mail.protection.outlook.com
MX Priorities
- resound-com.mail.protection.outlook.com: 0
A / AAAA Records
- 20.160.251.142 (no PTR)
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.cscdns.net hostmaster.cscdns.net 2016072332 3660 1000 604800 86400
Primary NS (mname)
dns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2016072332
Refresh
3660s
Retry
1000s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns2.cscdns.net
dns1.cscdns.net
SPF Record
✓ Strict (-all)
v=spf1 a:mail.gnresound.com include:spf.protection.outlook.com include:aspmx.pardot.com include:cust-spf.exacttarget.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; sp=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- dropbox-domain-verification=440w7pw9uk0t
- facebook-domain-verification=e2yio974qvmny3ekdzv1ufn6afhfdu
- google-site-verification=wnt2CdURL5pL4aXyEFKoJR4cFSzu79Ka-DNwT8sFVSI
- SPFv=spf1 a:mail.gnresound.com include:spf.protection.outlook.com include:aspmx.pardot.com include:cust-spf.exacttarget.com -all
- kl4jessvvmqen4vg075rdo164d
- r51a6fmhll1caf2igc4iokutbo
- shklf189irk98hje48u3kch365
- fgybp1svlvzf8jzm1x3mhr3jmrt1x7kx
Full email verification for resound.com
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