Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
listos.com.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 05:59:43 UTC · ↺ Refresh
MX Hostnames
- listos-com-co.mail.protection.outlook.com
MX Priorities
- listos-com-co.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
SOA Record
Raw SOA
rommy.ns.cloudflare.com dns.cloudflare.com 2399223454 10000 2400 604800 1800
Primary NS (mname)
rommy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399223454
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
zita.ns.cloudflare.com
rommy.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:181.143.239.27 a mx ip4:181.143.239.27 ip4:20.122.59.82 include:spf.protection.outlook.com include:sparkpostmail.com include:spf.masterbase.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; sp=none
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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- google-site-verification=iGKkX0496iyBNkSBdpUnPsre0IFAVz_ifYlhYk9Jti0
- k3ufa1l0uaqvq8o7co3s6pchnu
- lb80k6be0lb0pvu570g4hed956
- SPFv=spf1 ip4:181.143.239.27 a mx ip4:181.143.239.27 ip4:20.122.59.82 include:spf.protection.outlook.com include:sparkpostmail.com include:spf.masterbase.com -all
- b8shml8imgqij1bu8olsgcf0j6
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