marstrand.us

Valid Email Server
Domain Lookup › marstrand.us
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
marstrand.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-19 08:41:12 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • marstrand-us.mail.protection.outlook.com

MX Priorities

  • marstrand-us.mail.protection.outlook.com: 0

A / AAAA Records

  • 70.39.144.58 (no PTR)

Mail Server IPs

  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
  • 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA ns.inmotionhosting.com jimelmer.hotmail.com 2026071701 86400 7200 3600000 86400
Primary NS (mname)
ns.inmotionhosting.com
Admin Email (rname)
jimelmer@hotmail.com
Serial
2026071701
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns.inmotionhosting.com
ns2.inmotionhosting.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:173.231.221.63 +ip4:70.39.144.58 +include:spf.protection.outlook.com +include:include:sendgrid.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 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

6 records
  • LINPN1SK6I7GPAQB0IJ7JTDL43
  • google-site-verification=s5eN83bbHGDM1075uxqMnquuujYW8rNt5OnRXWvX4_A
  • SPFv=spf1 +a +mx +ip4:173.231.221.63 +ip4:70.39.144.58 +include:spf.protection.outlook.com +include:include:sendgrid.net ~all
  • wdfrsryx8sd37jdtb2yqx9d1r0r76015
  • MS=ms37806630
  • q06v53v53r2al6fsg6mek2l1cn
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for marstrand.us

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits