Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
spectrummfg.net
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 15:27:11 UTC · ↺ Refresh
MX Hostnames
- d234171.b.ess.uk.barracudanetworks.com
- d234171.a.ess.uk.barracudanetworks.com
MX Priorities
- d234171.b.ess.uk.barracudanetworks.com: 20
- d234171.a.ess.uk.barracudanetworks.com: 10
A / AAAA Records
- 34.174.110.97 ↩ 97.110.174.34.bc.googleusercontent.com
Mail Server IPs
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
ns1.siteground.net admins.siteground.com 91 10800 3600 1209600 3600
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
admins@siteground.com
Serial
91
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.siteground.net
ns1.siteground.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.uk.barracudanetworks.com include:aspmx.pardot.com ip4:50.17.56.175 ip4:195.224.21.210 ip4:195.224.21.217 ip4:195.224.199.245 ip4:184.94.68.99 ip4:184.94.68.101 include:39886159.spf10.hubspotemail.net include:spf.protection.outlook.com mx a -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
5 records- atlassian-domain-verification=MPWTUiD8uzmNxmOtAPfhHGkqlQMbhCRjZWoJZhtzltoz1VgEeBM2KXASxQZjN8gP
- SPFv=spf1 include:spf.ess.uk.barracudanetworks.com include:aspmx.pardot.com ip4:50.17.56.175 ip4:195.224.21.210 ip4:195.224.21.217 ip4:195.224.199.245 ip4:184.94.68.99 ip4:184.94.68.101 include:39886159.spf10.hubspotemail.net include:spf.protection.outlook.com mx a -all
- google-site-verification=WmqzYYfk8YkFMeM6tVEuYPXPRnIG1Z1xT9k12X28yfg
- atlassian-sending-domain-verification=47886d7c-a423-4cd7-900c-cde2e462df87
- MS=492B1005ECF8DAAD7FFFE382DCEE7EA0BF94A303
Full email verification for spectrummfg.net
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