Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cience.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 19:02:00 UTC · ↺ Refresh
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
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 199.60.103.186
- 199.60.103.86
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
meg.ns.cloudflare.com dns.cloudflare.com 2399339197 10000 2400 604800 1800
Primary NS (mname)
meg.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399339197
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
terin.ns.cloudflare.com
meg.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:stspg-customer.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected],mailto:[email protected]; adkim=r; aspf=r; fo=1; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._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
18 records- amazonses:ZqBaMUxVt/hTxiJAyziJC0qASj9pgGafLgN5SmMccNM=
- google-site-verification=-K0WXm4gEWaIHOMCio01Sg62B-DtABeAxg06LNwNUh4
- google-site-verification=lea723LrSqBcHtJic4_A2czszVGMTfmtN5H_o-1_5VI
- MS=ms10992183
- D142ACCC12
- google-site-verification=SkuKvjPEl3GEZTqtTqEXViYZ7jdM5GcwK-ZlL6by0HM
- MS=E3B05808E9D89601C935B1A9A7D5780558883815
- google-site-verification=qCT2QlvMtfFZftJV7BR0aFmBYSs3CIKqS5ncVHp3f7c
- google-site-verification=XPUBNiAqzIZ6Y3K8qiyY2mcmyD0SoGwQlnRJxGQdp_0
- google-site-verification=L8FpL74C6vPoN1HdWQCfYprUFbo99-qkT8x7JBc1nDQ
- google-site-verification=9n7oP1HvmX0p3son3ZqaCdEdcYu1DFHLHlFxJRLOMjI
- amazonses:CvgOdy8J5VrE99VdSXDdRXpeV7krVWfd2BD/0TQ5Qv8=
- openai-domain-verification=dv-WrrmdODbJJQJlzOYiNAjICcp
- SPFv=spf1 include:_spf.google.com include:stspg-customer.com ~all
- google-site-verification=OKa26dwPEjMstOb_hjImU6BSNT6ff442FP-nXVPLTk8
- google-site-verification=5g8mlFv7nYts-jaKG7U53WI-nGBOXyCyGcSabU50Clk
- status-page-domain-verification=xlpks4866w22
- postman-domain-verification=40bd5c5650bc17200b56832d089e064e8917eba2fb4704f4a4608b474db32691f5405b5d5f585ab31718cf97eee74a4fe9366ffc3e449790084495534bc81a4c
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 cience.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits