Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
feederssupply.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 00:10:37 UTC · ↺ Refresh
MX Hostnames
- mx-01-us-east-2.prod.hydra.sophos.com
- mx-02-us-east-2.prod.hydra.sophos.com
MX Priorities
- mx-02-us-east-2.prod.hydra.sophos.com: 20
- mx-01-us-east-2.prod.hydra.sophos.com: 10
A / AAAA Records
- 209.17.116.163 (no PTR)
Mail Server IPs
- 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com
- 3.135.48.136 ↩ ec2-3-135-48-136.us-east-2.compute.amazonaws.com
- 18.218.105.173 ↩ ec2-18-218-105-173.us-east-2.compute.amazonaws.com
SOA Record
Raw SOA
ns37.worldnic.com namehost.worldnic.com 125052910 10800 3600 604800 3600
Primary NS (mname)
ns37.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125052910
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns37.worldnic.com
ns38.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:autotask.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- 6vsuqpdh73rbi7svukooquqt3k
- sophos-domain-verification=72ed3ba875b35c3bfe0b79c8eb5a28fa920a7696
- o7r5rhnreorohektn59uhjesv5
- h2jbfsbq8pvd2vics96ofp0ije
- SPFv=spf1 include:spf.protection.outlook.com include:autotask.net ~all
- v66p72v5511qtg63e09e9o4egf
- ajkm9ipb2o570ooos5vn45bdr4
- google-site-verification=TiXNrhvpfHQWtCDsYJfkMuMKXsDP134dRnMeWX_H_0c
- google-site-verification=m9rf6nm8hCUyoeyyGq9Ov1lLlLVj7EFMmxpxofRcr54
- MS=ms93848747
- MS=FFC935FE000265F5168F48C28A012B993585DD30
- google-site-verification=VHaWsoYwONPUzg4ycboTprXYl8c6FGE7UXNdoYSmGOg
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 feederssupply.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits