Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
federico.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 15:03:21 UTC · ↺ Refresh
MX Hostnames
- federico-edu.mail.protection.outlook.com
MX Priorities
- federico-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.43.245 (no PTR)
- 172.67.190.166 (no PTR)
- 2606:4700:3036::ac43:bea6
- 2606:4700:3031::6815:2bf5
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
darwin.ns.cloudflare.com dns.cloudflare.com 2399493935 10000 2400 604800 1800
Primary NS (mname)
darwin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399493935
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
darwin.ns.cloudflare.com
tegan.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:192.254.233.30 ip4:50.207.250.154 include:spf.protection.outlook.com include:Publicaster.com include:_spf.e2ma.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
4 records- _globalsign-domain-verification=uS_YaCKBAG4hSm9QFEW8PKGmatizCnoULsS4MkkyD0
- e2ma-verification=9vkfb
- google-site-verification=OCnJWBorWq6iqcCsgHGSqY9adYhSCjuRPzsZD_47StA
- SPFv=spf1 ip4:192.254.233.30 ip4:50.207.250.154 include:spf.protection.outlook.com include:Publicaster.com include:_spf.e2ma.net -all
Full email verification for federico.edu
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