Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
eightfold.ai
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 20:26:13 UTC · ↺ Refresh
MX Hostnames
- aspmx3.googlemail.com
- aspmx.l.google.com
- aspmx2.googlemail.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 52.0.89.112 ↩ ec2-52-0-89-112.compute-1.amazonaws.com
Mail Server IPs
- 142.251.16.27 ↩ bl-in-f27.1e100.net
- 2607:f8b0:4004:c17::1b ↩ bl-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.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
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
ns-1756.awsdns-27.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1756.awsdns-27.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1756.awsdns-27.co.uk
ns-222.awsdns-27.com
ns-838.awsdns-40.net
ns-1283.awsdns-32.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:amazonses.com include:_spf.google.com include:_spf.salesforce.com include:spf.openair.com include:spf.openair1.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected]; sp=none; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
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
22 records- docusign=c395f2b8-47e7-4cd9-aa09-c19f0dfbb7ff
- apple-domain-verification=miyAy6Ra9B7uY5St
- projectdiscovery-verification=8f61b34c10
- g2m51qflbenrmc7lf7ums121be
- cursor-domain-verification-c5ztby=EElct2CjxoHiT0WNOTYQFefDl
- zoom-domain-verification=
- box-domain-verification=7f26e13c1402e0a25a69a36aafd8cea3f5a0a19903df7910bd0140bfd76a8d1d
- SPFv=spf1 include:amazonses.com include:_spf.google.com include:_spf.salesforce.com include:spf.openair.com include:spf.openair1.com ~all
- MS=ms59229494
- mc3sujn1oaosbfmmpd7686ntm
- 2501363
- slack-domain-verification=UOSMIdTKYdpCOFZ5hwp9AToif58IfORZSGgg4ezj
- google-site-verification=wd_mMk91-SFO7Q3XIrFTMghkRoznIqKfigkcekg5Y3E
- google-site-verification=zG49wnAWuGxS5ifChUGyoioDS4Bvi9Y4_UZLoJ__cFs
- google-site-verification=5AfciaX7dPki7kLq-0Sb1etYL9Fp4eiZuqwtpIr23Dk
- docusign=66fdc0d4-22fe-4a9d-bb40-5b62e500fb9f
- google-site-verification=Xy9WT4vY5SYD9yW5Nk8W37QqZ-qt3aqmYnunR80sg6A
- zapier-domain-verification-challenge=60d0a891-3c80-4214-a741-65526bdd7a16
- m28ae0ojba399oo0u30bfnm2f6
- 5kpile2n966p8nlqli0ok2vsfc
- rj7j5nabuvg37n7gfu86l73kjo
- ZOOM_verify_fIuh1XnKRvTRwd8SwQoBAx
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 eightfold.ai
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits