coresupply.com

Valid Email Server
Domain Lookup › coresupply.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
coresupply.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 16:38:17 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • coresupply-com.mail.protection.outlook.com

MX Priorities

  • coresupply-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 162.241.194.28 ↩ gator4302.hostgator.com

Mail Server IPs

  • 52.101.9.17 (no PTR)
  • 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
  • 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA lucy.ns.cloudflare.com dns.cloudflare.com 2406286677 10000 2400 604800 1800
Primary NS (mname)
lucy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2406286677
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

lucy.ns.cloudflare.com
lynn.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.constantcontact.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; aspf=r; adkim=r; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

9 records
  • MS=ms20466324
  • apple-domain-verification=UL9SYDhBc9zxNTYH
  • fs640btherkoeqo312bu5h99uf
  • qfM1S3aZyYi8K7yb/GvvhbqkjQYcBuLv3OnUwMjjOjbeeXe3O9xdP+HjMwKw7iR/q9oN+RKkR8/NE69R830JCQ==
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.constantcontact.com -all
  • zoho-verification=zb17455356.zmverify.zoho.com
  • 7mnrup0dbdd5d7c25omjrn0n2i
  • 9uijjedu79pco78hunknlha29p
  • DX4lyOJu
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 · Customize →
See demo & docs
Deep verification
Full email verification for coresupply.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits