mountaintopusa.com

Valid Email Server
Domain Lookup › mountaintopusa.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mountaintopusa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 14:11:01 UTC · ↺ Refresh

MX Hostnames

  • mountaintopusa-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 104.21.59.103 (no PTR)
  • 172.67.223.9 (no PTR)
  • 2606:4700:3030::6815:3b67
  • 2606:4700:3031::ac43:df09

Mail Server IPs

  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
  • 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA fay.ns.cloudflare.com dns.cloudflare.com 2398428490 10000 2400 604800 1800
Primary NS (mname)
fay.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398428490
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

rob.ns.cloudflare.com
fay.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.smtp.com ip4:188.40.29.222 ip4:12.218.142.34 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 237 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

9 records
  • vbKv5JbWDuXYI81lsQwESfNZNhBCQa
  • MS=945C09E9F4338A8850F55C44AE10A0034231E3B6
  • MS=ms67645723
  • XWuRwkkNUcpTRf6TGTXWjfD3pz2HsonWR4P3ndtiN/Ft/cIRmrcLbJ+9SZCSL8W+NMiZg5wikMOki+dENERdDw==
  • facebook-domain-verification=yxmjemq01tvao80upr0q18ifoq6hse
  • google-site-verification=7NLnEt5XWb3N5-3Hkj7PRclUh90OlBMMzfYxLkBP9dc
  • google-site-verification=LtCulU0styqXy7ZYK7Q5mnciMhRzEaedlP6kOCPSp6o
  • google-site-verification=c6hclmbwutQeL44vDp3f_YVQZTk_NLhehQVgsUjL6zM
  • SPFv=spf1 include:spf.protection.outlook.com include:_spf.smtp.com ip4:188.40.29.222 ip4:12.218.142.34 -all
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