Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
postelcu.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 02:03:52 UTC · ↺ Refresh
MX Hostnames
- postelcu-com.mail.protection.outlook.com
MX Priorities
- postelcu-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns29.worldnic.com namehost.worldnic.com 126030615 10800 3600 604800 3600
Primary NS (mname)
ns29.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030615
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns29.worldnic.com
ns30.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.112.117.112 include:spf.registeredsite.com include:spf.cloudus.oxcs.net include:spf.protection.outlook.com include:_spf.e2ma.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- SPFv=spf1 ip4:216.112.117.112 include:spf.registeredsite.com include:spf.cloudus.oxcs.net include:spf.protection.outlook.com include:_spf.e2ma.net -all
- e2ma-verification=nfhfb
- MS=ms67934293
Full email verification for postelcu.com
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