Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
relianz.com.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 23:45:53 UTC · ↺ Refresh
MX Hostnames
- relianz-com-co.mail.protection.outlook.com
MX Priorities
- relianz-com-co.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.189.242 (no PTR)
- 104.21.10.50 (no PTR)
- 2606:4700:3037::6815:a32
- 2606:4700:3037::ac43:bdf2
Mail Server IPs
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
carol.ns.cloudflare.com dns.cloudflare.com 2399380581 10000 2400 604800 1800
Primary NS (mname)
carol.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399380581
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
viddy.ns.cloudflare.com
carol.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 IP4:200.31.15.122 IP4:190.242.44.152 include:md02.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; ri=3600; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
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
3 records- sophos-domain-verification=8d424b53f448a19bdc5c94c061a89616dbbdeb7b022641f7fa37f84e8653fba4
- SPFv=spf1 IP4:200.31.15.122 IP4:190.242.44.152 include:md02.com include:spf.protection.outlook.com -all
- 4UES8QQ1JMD81PJFPUH1H9EFAR0J98IZRN2PXMNB
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