Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ipp.pt
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 07:32:29 UTC · ↺ Refresh
MX Hostnames
- ipp-pt.mail.protection.outlook.com
MX Priorities
- ipp-pt.mail.protection.outlook.com: 0
A / AAAA Records
- 193.136.58.74 (no PTR)
Mail Server IPs
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.ipp.pt core.ipp.pt 2026032301 7200 7200 1209600 86400
Primary NS (mname)
dns1.ipp.pt
Admin Email (rname)
core@ipp.pt
Serial
2026032301
Refresh
7200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns1.ipp.pt
dns2.ipp.pt
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:193.136.58.87 ip4:193.136.56.161 ip4:193.136.60.16 ip4:193.136.56.222 ip4:193.136.4.194 ip4:193.136.58.211 ip4:193.137.196.234 ip4:193.136.56.194 ip4:193.136.58.88 ip4:193.136.60.122 ip4:66.33.198.144 ip4:193.136.58.13 ip4:193.136.58.14 a:rtserver.net.ipp.pt include:spf.ipp.at.isep.ipp.pt include:spf.protection.outlook.com ip6:2603:1000::/24 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; ruf=mailto:[email protected]; rua=mailto:[email protected]; pct=75; aspf=r; fo=0; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
⚠ Policy applies to 75% of failing messages only
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
5 records- apple-domain-verification=j5N0G925F3tdAY9X
- SPFv=spf1 a mx ip4:193.136.58.87 ip4:193.136.56.161 ip4:193.136.60.16 ip4:193.136.56.222 ip4:193.136.4.194 ip4:193.136.58.211 ip4:193.137.196.234 ip4:193.136.56.194 ip4:193.136.58.88 ip4:193.136.60.122 ip4:66.33.198.144 ip4:193.136.58.13 ip4:193.136.58.14 a:rtserver.net.ipp.pt include:spf.ipp.at.isep.ipp.pt include:spf.protection.outlook.com ip6:2603:1000::/24 -all
- HARICA-HGX33WmtDazdKrvdaEF
- MS=ms18439346
- MS=ms24950737
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