reserma.com

Valid Email Server
Domain Lookup › reserma.com

Domain Overview

DNS: ✓ 1d ago Checker: ✓ 1d ago
reserma.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 16:06:11 UTC · ↺ Refresh

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MX Hostnames

  • reserma-com.mail.protection.outlook.com

MX Priorities

  • reserma-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.26.13.21 (no PTR)
  • 104.26.12.21 (no PTR)
  • 172.67.68.132
  • 2606:4700:20::681a:c15
  • 2606:4700:20::ac43:4484
  • 2606:4700:20::681a:d15

Mail Server IPs

  • 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
  • 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com

SOA Record

Raw SOA heidi.ns.cloudflare.com dns.cloudflare.com 2407989659 10000 2400 604800 1800
Primary NS (mname)
heidi.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2407989659
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

rommy.ns.cloudflare.com
heidi.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

4 records
  • google-site-verification=M27BTG_Hc6o4YMNO2VFyBLeNk_FyHJnoiInVChpIUQU
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=B261A91141B21E9F06A5874921125B0B3525121F
  • apple-domain-verification=aPObgRCv0teFDrec
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