Domain Overview
DNS: ✓ 6h ago
Checker: ✓ 6h ago
testfit.io
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 04:13:22 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 198.202.211.1
Mail Server IPs
- 172.253.63.26 ↩ bi-in-f26.1e100.net
- 2607:f8b0:4004:c1b::1a ↩ wv-in-f26.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
ns-1487.awsdns-57.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1487.awsdns-57.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-815.awsdns-37.net
ns-1487.awsdns-57.org
ns-2041.awsdns-63.co.uk
ns-292.awsdns-36.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:3486113.spf01.hubspotemail.net include:21339985.spf02.hubspotemail.net ~all
📊 DNS lookups: 3/10
~ 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
✓ 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- lemlist-verif=-12c974e8
- mixpanel-domain-verify=bc516982-5646-440c-8534-28bd8a04fbad
- SPFv=spf1 include:_spf.google.com include:3486113.spf01.hubspotemail.net include:21339985.spf02.hubspotemail.net ~all
- ZOOM_verify_otw7hzDkqYMBxNlGx6xNpJ
- anthropic-domain-verification-hxdpeq=WvlU04B91y2aELzr7Ztc3JEUY
- apple-domain-verification=51YoDeIhKpR72B8L
- atlassian-domain-verification=sm2taUyTSWdBpq2wMZSqa7zeuWbJoaaPb9CQdHzF3UhSXnztU0jW8Lv2Ps0WoofX
- google-site-verification=3IBJarD0DpXsfEhSz58mdDVjivmSBtkdrbXO7JeEFdY
- google-site-verification=nLSeMZO1rSBggyYQoE36Qf-UoXY9LgSjXaKvx7kX-qQ
- google-site-verification=wuich_jdcbdW8PFolb18VKUILS4IiqAImv8D_Zkh7aM
- google-site-verification=yhVKayB3TU6Dqzg0S3sEyejzVh3aBBp1bwnyHqwImbQ
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 testfit.io
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits