Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nifersa.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 17:29:49 UTC · ↺ Refresh
MX Hostnames
- nifersa-com-mx.mail.protection.outlook.com
MX Priorities
- nifersa-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 192.185.141.88 ↩ mail.ahassoun.com
Mail Server IPs
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
ns583.websitewelcome.com codreman.hotmail.com 2026032400 86400 7200 3600000 86400
Primary NS (mname)
ns583.websitewelcome.com
Admin Email (rname)
codreman@hotmail.com
Serial
2026032400
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns583.websitewelcome.com
ns584.websitewelcome.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:192.185.141.88 ip4:148.244.81.186 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._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- google-site-verification=94x9iA4e1F2B2QYQwD7q4izJq0tHLbitlD9WPi6YfZk
- ms-domain-verification=c7875386-610a-46da-b1b6-8d4ab7d7622d
- SPFv=spf1 ip4:192.185.141.88 ip4:148.244.81.186 include:spf.protection.outlook.com -all
- MS=ms20870122
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