Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ziffdavis.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 18:50:13 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt1.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
- 100.25.31.144
- 54.159.35.145
Mail Server IPs
- 142.250.102.27 ↩ rb-in-f27.1e100.net
- 2a00:1450:4025:402::1b ↩ rb-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
SOA Record
Raw SOA
ns-1330.awsdns-38.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1330.awsdns-38.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-430.awsdns-53.com
ns-1014.awsdns-62.net
ns-1330.awsdns-38.org
ns-1711.awsdns-21.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.ziffdavis_com._d.easydmarc.pro ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=reject;rua=mailto:[email protected]; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
46 records- google-site-verification=GvifO4LEm4AAJogcZAPt4WyYyamAKrED4ahGCNagPI0
- MS=ms33599447
- stripe-verification=f61ec24f5981d9167dd5890fd231edba281551a3658a438a50b11f1957985333
- liveramp-site-verification=Eo7cvCzBxDXaEZEYt2UK1Ork7GnsMuMzcaDlc0EBlK0
- h1-domain-verification=UxnvmAUVELgAxMLFxYEoG4SqL5Xr4pGKfvoUVrvf83h3bWdJ
- stripe-verification=17fc1a907337c6cd53449ce9ea7bd4e09922b551b6d9406ea17308b13390b4cc
- as=1330040578
- stripe-verification=970b0b83f1523e0f3e137e0f833aa3ce62a396b82bfff081a14225e48bfb49d5
- apple-domain-verification=oPiw8QMdc0p9QjnY
- stripe-verification=f1e0852092ff90300fdcc180864ba044b04cb485605abeb2ead0a4b2e768f078
- asv=8f89bf9a44d3ed13e1770db9a27aec68
- onetrust-domain-verification=c21b883752b24ff2a9502c2eb84eff13
- docusign=83bf6376-258b-4463-811d-6e957921e5ef
- stripe-verification=c2842c33f8fc5e720f16a4bb16e1b87ca4f882d9b69859b43b7e8d5402b3e871
- canva-site-verification=jqHzimTRpQolgCWkdRV-dw
- amazonses:N+1zatlJGiCm18nGbcwxKy4+fZvtaLjU8p5GkjnreVc=
- pendo-domain-verification=360ff6d8-f81c-4c30-bdc0-da53baeda0a8
- stripe-verification=fcec4f167e6a9c5820bd9dd9d05b1ad101b116e0901bde4960ed92de556ab790
- stripe-verification=097978479a92e9113b41acae7bbfede1f7aaf3ab231027caebad0e5c66f67a66
- ZOOM_verify_cJMvucbvn1LVkPulqXU9zm
- f7427ad5-a306-4ea5-a801-d763cc49f8a3
- stripe-verification=abbdea1ec6fb42020592078f280a6b7a7d0959aa4a3f5b665b3e5288633ed916
- google-site-verification=uNcnTPUYai9Aw8CR9bSGTny1aEnQBcATvR7reN9g_gA
- stripe-verification=306FF55E0FE79A8D44DA43C555A76AD6D87668B60773E119F4E558B79E8D6C34
- stripe-verification=2f5eec20672b11b5c460e066f6058221191d7dbc9993a5ad33762561a862dba3
- teamviewer-sso-verification=34d383de7f49487a8f584ec89263d607
- atlassian-domain-verification=QUsZX4LdPWTYZgx09JhShFot27EJnUl/5CyxXFsiGebXl2QD8Fh3zzfkYZJe42Ic
- cloudhealth=44b80caf-e941-462d-9043-b5bf78b982c5
- atlassian-domain-verification=2SzYnHY5kqS93yaRjqFeXQ06/c1FGYtUTDzZ/ESvHPhpX0UGQJ6kxrQTWfcvA1Ys
- stripe-verification=f1dc55fec68a82a87b55c1d1d96e1d927f0508547932e52ee2a2d136c39ba227
- google-site-verification=KI-itNFfDhbUmeCu0L9ip_sYy4FjIBUK6_CQGj63xKk
- stripe-verification=c3f476f3ead05d7aa48261cfbd380bdeede739c5caea0afeb824d6f8924d1a8b
- stripe-verification=fbec529677c90f820c1be6ca59354211bcf6ed714f6050274508736b0fc04db3
- docker-verification=0b75dbd7-31e2-4569-806b-c9d34b969979
- slack-domain-verification=By0WPpZgYvcqd7LcUfwwQrrofJjGFOTVytyRhzj3
- stripe-verification=7ee9a22ddf6cd6d5f460d8c7f5af3f3bb879aa1f3356dd1941fd6510a32f20d4
- stripe-verification=1D2B2A9419F443824C62198552C6C5EDB1075E786353169FD8446EFA655A80CE
- airtable-verification=9ee8ae89f314734479c2cadcf6992475
- stripe-verification=efb03a96bf20de702aca22d71d9e6c7f4966dd68e7c7000ac5a899f0d83d1f4e
- figma-domain-verification=4f7cdfa45ca39f617dd7ba7b165e1bfd5e9b5e1ec18b849c6098dfdc4a4cfa64-1740511309
- stripe-verification=ca04f69f032027e8b5e18fc9a17ee38ba4bfc96cc85c6defbd7b6c826f795279
- airtable-verification=20fe2e72dc8c36bf92a0df5fefb4a336
- adobe-idp-site-verification=cd8dab640ab786a9457c8757f4188cd682dd687a694d1d9c251e9ef54140a0ec
- zapier-domain-verification-challenge=04b31a44-a795-4d2d-94e0-2fda07adfe62
- SPFv=spf1 include:_spf.ziffdavis_com._d.easydmarc.pro ~all
- bdiEaRdoKx1fUqDHPKIMRFZO3LvD
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 ziffdavis.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits