mammoth.la

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
mammoth.la
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-22 16:47:03 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

  • aspmx.l.google.com
  • alt4.aspmx.l.google.com
  • alt3.aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • alt2.aspmx.l.google.com

MX Priorities

No priority data.

A / AAAA Records

  • 3.33.251.168
  • 15.197.225.128

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns63.domaincontrol.com
ns64.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:sendgrid.net include:21088964.spf08.hubspotemail.net include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 237 chars (valid)
✓ DKIM properly configured for selector: google

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

All TXT Records

8 records
  • airtable-verification=304d95b0d29f89e84775522bc53fe1b9
  • airtable-verification=9420bc61e792c8f34c20e5f3b0818fd1
  • SPFv=spf1 include:sendgrid.net include:21088964.spf08.hubspotemail.net include:_spf.google.com -all
  • google-site-verification=2jPF-0wL02-L45BZoAKnlJSsuNcgFTK62fcFtEx2B5Q
  • atlassian-domain-verification=hv8Iu+g24d59+LJA1tfAwBMAJMw9+bL9wpX/wan4lW1AHNABICXfiBOrHHkmsrrD
  • google-site-verification=xvgO_CGHl953YFXONMOrbf_U7M-RhIe4J_z3Dy1IJIE
  • google-site-verification=rg6Gjy6JQlGom35kL3peNuM9iebR9Yi2ldk_wdP4ED0
  • google-site-verification=Gz6yp3eWnyVzH6q-o4S4hlBtb6NV7vg7ZsG_v19nq3w
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 mammoth.la

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

No credit card required
Get 1,000 Free Credits