vannevarlabs.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
vannevarlabs.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 05:42:26 UTC · ↺ Refresh

MX Hostnames

  • vannevarlabs.mail.protection.office365.us

MX Priorities

No priority data.

A / AAAA Records

  • 3.171.139.78
  • 3.171.139.26
  • 3.171.139.58
  • 3.171.139.70

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns-1108.awsdns-10.org
ns-1564.awsdns-03.co.uk
ns-216.awsdns-27.com
ns-795.awsdns-35.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

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

DKIM Selectors

✓ 4 found
google._domainkey
selector1._domainkey
selector2._domainkey
amazonses._domainkey
✓ Public key: 392 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

12 records
  • notion-domain-verification=YdFuMwfGOVcLUoKHtR6td89obJMkSz8wpFzlJu3tUz8
  • openai-domain-verification=dv-BDTzyED0yghsuZKQRTJ7b7mI
  • SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
  • wework-site-verification=gRftzILNxyHrUz55
  • amazon-business-verification=32089b193fb271c0a90c33060bdf944db18d6ad2ca662c3792ec4ba99a28738d
  • anthropic-domain-verification-67y2r2=5MCU8ENKgeQ77JcFupGXtAEKk
  • apple-domain-verification=6uQ57gSNJdlta4f1
  • atlassian-domain-verification=2lEr6x4PZXNBTtUb3mPvx2Q0Ld8N2Zaqagl5a2XeWhk4rH/Zf4yELX49wqWigwdc
  • atlassian-sending-domain-verification=aa83f515-aa54-4ad9-8875-967cd89a8d8a
  • google-site-verification=Vm2cihjRNoU3avokh7ArQJcnmToulMIHVjvE5SeeEnM
  • jetbrains-domain-verification=brxlve4uqf1wlykga22rxrei8
  • klaviyo-site-verification=VyAgwK
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
See demo & docs
Deep verification
Full email verification for vannevarlabs.com

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

No credit card required
Get 1,000 Free Credits