hammer.net

Valid Email Server
Domain Lookup › hammer.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hammer.net
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 08:07:20 UTC · ↺ Refresh

MX Hostnames

  • d133617b.ess.barracudanetworks.com
  • d133617a.ess.barracudanetworks.com

MX Priorities

  • d133617b.ess.barracudanetworks.com: 5
  • d133617a.ess.barracudanetworks.com: 0

A / AAAA Records

  • 199.16.173.29 (no PTR)
  • 199.16.172.46 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA ns-381.awsdns-47.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-381.awsdns-47.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1623.awsdns-10.co.uk
ns-381.awsdns-47.com
ns-866.awsdns-44.net
ns-1471.awsdns-55.org

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 392 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

18 records
  • atlassian-sending-domain-verification=a4e3326f-bf42-4354-aa99-b371ba16d648
  • google-site-verification=6pN2T7BK5MrfrNtQfT2Lw3N_3ZnFedNdJVexFtt3FIY
  • google-site-verification=5nDUfjFw4De-q0HQJywW2uR8KGmAFHg1rV9fLLhHtMs
  • cisco-ci-domain-verification=7470101cec81c1456a791b3dc7c685e969fe527cc458bd8fe73759299671891a
  • "v=spf1 a ip4:104.232.40.28
  • v4JecvnbdyoohmnXyKuo/2euZituuexPYWOZoVjEjDTlvk1dpa7k91OnnkbRa4NCcG3M3qwS3oFhSW9zhL43Sw==
  • ip4:206.136.50.130 include:spf.protection.outlook.com include:sent-via.netsuite.com include:mailsenders.netsuite.com include:spf.ess.barracudanetworks.com -all"
  • google-site-verification=M7f5hgBk32XBoNpJbFEhyB_lQD6hySNVIUxjEsjD4DA
  • atlassian-domain-verification=MIT7ygxb+JbSwpHvKZN7/lISVMW19m3540yL0O/mH17gsBztMVtLzUdmcQ+uhImA
  • auctor-ai-domain-verification-c020fa=HbeVc0fFzbIBRkEAlxEDMTT66
  • 3jsf88vgn2s4pku8un8s71554u
  • docusign=35c92084-b198-4ab3-b8db-789f0a4d68cf
  • amazon-business-verification=7a21ead4e62d66a79832f8c1e113b01e5e12c4eb12f7de7e9a97c9ff283687b8
  • 6682c70a60706ff5e0eab3fb283d7d7a
  • apple-domain-verification=KRhlNj2axOjYYlLV
  • auctor-ai-domain-verification-j8mmfv=FKbDz6MFemqwXCraoPtqymyBW
  • ppe-c8fe9429394a36e89417
  • miro-verification=acfab3f1d93d2f9866647020b52bc8bdb5a37479
Full email verification for hammer.net

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