stwcorp.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
stwcorp.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-10-30 07:43:33 UTC · ↺ Refresh

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MX Hostnames

  • d40281b.ess.barracudanetworks.com
  • d40281a.ess.barracudanetworks.com

MX Priorities

  • d40281a.ess.barracudanetworks.com: 10
  • d40281b.ess.barracudanetworks.com: 10

A / AAAA Records

  • 173.95.10.112 ↩ cc112.cocentral.com

Mail Server IPs

  • 209.222.82.252 ↩ mail.ess.barracuda.com
  • 209.222.82.253 ↩ mail.ess.barracuda.com
  • 209.222.82.255 ↩ mail.ess.barracuda.com

SOA Record

Raw SOA ns1.cocentral.com support.cocentral.com 2026102602 43200 3600 1209600 3600
Primary NS (mname)
ns1.cocentral.com
Admin Email (rname)
support@cocentral.com
Serial
2026102602
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns1.cocentral.com
ns2.cocentral.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:168.220.97.96/28 ip4:64.235.144.0/20 include:spf.ess.barracudanetworks.com include:aws.us1.spf.staffbase.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; 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

5 records
  • SPFv=spf1 ip4:168.220.97.96/28 ip4:64.235.144.0/20 include:spf.ess.barracudanetworks.com include:aws.us1.spf.staffbase.com -all
  • cisco-ci-domain-verification=68e39fe35d540676244643ad993e47a0e148f5493150a321c08cfb14af323559
  • ppe-a3db9972667760b4958a32d478c99ac30b15e8c0
  • google-site-verification=6_EntSkMYb7ltPG1vh4WNN2jxIm_Dm8tccI0c6iUWaQ
  • psvomaoq1pdsr8j0tt3bd7os09
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