Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iisi.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 04:46:54 UTC · ↺ Refresh
MX Hostnames
- iisi-com-mx.mail.protection.outlook.com
MX Priorities
- iisi-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 34.194.160.179 ↩ ec2-34-194-160-179.compute-1.amazonaws.com
- 3.218.5.34 ↩ ec2-3-218-5-34.compute-1.amazonaws.com
- 54.227.181.238
- 184.73.34.117
- 23.22.168.94
- 3.228.27.187
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1640.awsdns-13.co.uk awsdns-hostmaster.amazon.com 2019012201 7200 900 1209600 86400
Primary NS (mname)
ns-1640.awsdns-13.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
2019012201
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-678.awsdns-20.net
ns-1275.awsdns-31.org
ns-1640.awsdns-13.co.uk
ns-242.awsdns-30.com
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; sp=none; aspf=s; adkim=s; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
2 records- MS=ms35121663
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for iisi.com.mx
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