Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coelsa.com.ar
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 11:08:56 UTC · ↺ Refresh
MX Hostnames
- coelsa-com-ar.mail.protection.outlook.com
MX Priorities
- coelsa-com-ar.mail.protection.outlook.com: 0
A / AAAA Records
- 45.163.31.86 (no PTR)
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.iplanisp.com.ar hostmaster.iplan.com.ar 2018123328 3600 600 1400000 3600
Primary NS (mname)
dns1.iplanisp.com.ar
Admin Email (rname)
hostmaster@iplan.com.ar
Serial
2018123328
Refresh
3600s
Retry
600s
Expire
1400000s
Minimum TTL
3600s
Nameservers (NS)
dns1.iplanisp.com.ar
dns2.iplanisp.com.ar
SPF Record
✓ Strict (-all)
v=spf1 ip4:190.220.146.29 ip4:190.210.66.16 ip4:190.210.150.17 ip4:190.210.150.20 ip4:190.220.130.34 ip4:45.163.31.254 ip4:201.234.30.18 ip4:20.85.19.144 ip4:20.85.19.147 ip4:20.75.32.147 ip4:8.243.27.98 include:spf.protection.outlook.com include:mail.zendesk.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject; pct=90; aspf=s; fo=0; ri=86400; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected], mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
↳ Subdomain policy: reject
⚠ Policy applies to 90% of failing messages only
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
4 records- ms=ms21702234
- dtm-domain-verification=QMhN4AWETLC2g-GXEegubmsdGmEtxiF8Y5H-8nlTG-o
- SPFv=spf1 ip4:190.220.146.29 ip4:190.210.66.16 ip4:190.210.150.17 ip4:190.210.150.20 ip4:190.220.130.34 ip4:45.163.31.254 ip4:201.234.30.18 ip4:20.85.19.144 ip4:20.85.19.147 ip4:20.75.32.147 ip4:8.243.27.98 include:spf.protection.outlook.com include:mail.zendesk.com -all
- google-site-verification=NFLSZR6BXOhebX1Gq5SCkXh-RGTqwcBb_MwXIZUJplU
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