Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
plusultra.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 23:23:13 UTC · ↺ Refresh
MX Hostnames
- plusultra-com.mail.protection.outlook.com
MX Priorities
- plusultra-com.mail.protection.outlook.com: 10
A / AAAA Records
- 3.65.31.102 ↩ ec2-3-65-31-102.eu-central-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.serviciodns.es hostmaster.serviciodns.es 2026051402 10800 3600 604800 3600
Primary NS (mname)
ns1.serviciodns.es
Admin Email (rname)
hostmaster@serviciodns.es
Serial
2026051402
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ps1.hostinet.com
ps2.hostinet.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net ip4:213.39.59.7 ip4:213.39.59.25 ip4:195.81.194.28 ip4:195.81.194.236 ip4:52.212.19.177 ip4:52.17.62.50 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
2 records- google-site-verification=nirieVjKvIToYA1ZeWF3mAUjxH4NnvV2ydZJsijmrHA
- SPFv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net ip4:213.39.59.7 ip4:213.39.59.25 ip4:195.81.194.28 ip4:195.81.194.236 ip4:52.212.19.177 ip4:52.17.62.50 -all
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