Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fischtankpr.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 08:06:06 UTC · ↺ Refresh
MX Hostnames
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 104.21.65.179
- 172.67.165.73
- 2606:4700:3030::6815:41b3
- 2606:4700:3031::ac43:a549
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
SOA Record
Raw SOA
dawn.ns.cloudflare.com dns.cloudflare.com 2399181600 10000 2400 604800 1800
Primary NS (mname)
dawn.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399181600
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dawn.ns.cloudflare.com
guy.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:fischtankpr.com ip4:67.202.92.14 include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; pct=90; sp=none
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 90% of failing messages only
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 62 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
5 records- apple-domain-verification=L4ZHvyqyZcOkAubn
- google-site-verification=dGWLublIHTjF0cSt9MrgsDvNNVA_Gom0efaoKOkEpr4
- jamf-site-verification=ILlQwTwjo6_Gv5V0dgGSzg
- linkedin-site-verification=6de02848-5825-411a-8303-74d6d29781e6
- SPFv=spf1 a mx a:fischtankpr.com ip4:67.202.92.14 include:_spf.google.com ~all
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 fischtankpr.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits