Domain Overview
DNS: ✓ just now
Checker: ✓ just now
highway.ai
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 06:05:35 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 198.202.211.1
Mail Server IPs
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
SOA Record
Raw SOA
ns-1193.awsdns-21.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1193.awsdns-21.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1638.awsdns-12.co.uk
ns-205.awsdns-25.com
ns-795.awsdns-35.net
ns-1193.awsdns-21.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mail.zendesk.com include:aspmx.pardot.com include:3775999.spf03.hubspotemail.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=10
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 1 found
google._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
11 records- loom-site-verification=34dc6a0aaba845c9ae556930d795e8e0
- mixpanel-domain-verify=145b9564-85d7-4a2a-a68b-d008359d759f
- mongodb-site-verification=6ApcD0g9Vu5mQxcl7QdzggSjbjhomz6Q
- proxy-ssl.webflow.com
- sending_domain965023=8a5fbde2cb592a694bd23f44ae818597c375357b1e730b509fd0ca11d92c7030
- twilio-domain-verification=7d79e36f4dd7ba703e7b9c0830f41126
- SPFv=spf1 include:_spf.google.com include:mail.zendesk.com include:aspmx.pardot.com include:3775999.spf03.hubspotemail.net ~all
- adobe-idp-site-verification=62aa9754d8e15f7c5426fdcea5059039cc6441f07ac732af404633a0157d323d
- airtable-verification=1689941b920cfce72c7864992bb24087
- atlassian-domain-verification=+cFXwUoBgyq5E0g/LOtNS5nnjDeOK3Q437rnJxTPlxPy/eFuiv7IV+3k/kptLuhC
- google-site-verification=1aIe81agYy9r_dO3CO51Bw19_hFQAFBQxwvMs45Mc3g
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 highway.ai
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits