Domain Overview
DNS: ✓ 10h ago
Checker: ✓ 10h ago
favaloro.edu.ar
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 07:59:25 UTC · ↺ Refresh
MX Hostnames
- favaloro-edu-ar.mail.protection.outlook.com
MX Priorities
- favaloro-edu-ar.mail.protection.outlook.com: 0
A / AAAA Records
- 3.140.183.218 ↩ ec2-3-140-183-218.us-east-2.compute.amazonaws.com
Mail Server IPs
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
SOA Record
Raw SOA
howard.ns.cloudflare.com dns.cloudflare.com 2403660995 10000 2400 604800 1800
Primary NS (mname)
howard.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2403660995
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
maxine.ns.cloudflare.com
howard.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:200.5.251.27 ip4:200.10.107.3 ip4:172.17.20.28 ip4:172.17.20.27 ip4:52.14.37.99 include:spf.mandrillapp.com include:_spf.embluemail.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· 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- MS=ms65625071
- iSsHDn0Y2naHHO6R7fm9uel4wHyLdd4uHYJ4SyWqweydZLiRn/JVSJOWgOglalRzZNmo/3vpPMpVRpGYIUoIdQ==
- tiktok-developers-site-verification=Fd82ZAOTZfd1cZd1ahhldEnHZXeBQLY3
- tiktok-developers-site-verification=TghP5OxmRN8g6GWEml6udv1Q5ex9pw5e
- tiktok-developers-site-verification=s41lmAka0IqKW5STm02dDHw0tb1k9Mjq
- SPFv=spf1 mx a ip4:200.5.251.27 ip4:200.10.107.3 ip4:172.17.20.28 ip4:172.17.20.27 ip4:52.14.37.99 include:spf.mandrillapp.com include:_spf.embluemail.com include:spf.protection.outlook.com -all
- MS=277D954165D7721215D8153B493AFE4168C309AF
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