Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
portobay.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 14:07:22 UTC · ↺ Refresh
MX Hostnames
- portobay-com.mail.protection.outlook.com
MX Priorities
- portobay-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.149.69.192 (no PTR)
Mail Server IPs
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
dns.net4b.pt dns-adm.meganet.pt 2603111700 3600 900 604800 300
Primary NS (mname)
dns.net4b.pt
Admin Email (rname)
dns-adm@meganet.pt
Serial
2603111700
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
dns2.net4b.pt
dns.net4b.pt
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; aspf=s; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
7 records- cisco-ci-domain-verification=531928ca700d8424787b1dc932388219dfb1112d8929d241732f228bd1bef8ea
- rdte640s1g609nic72flc3k56n
- SPFv=spf1 include:spf.protection.outlook.com -all
- vu3nf4ls1mjbts1rvn443a9333
- MS=ms57128459
- 290c318ad7132740594b6a6c5150d1
- RtwAb8rM
Full email verification for portobay.com
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