Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
southportheating.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 01:16:28 UTC · ↺ Refresh
MX Hostnames
- d258183a.ess.barracudanetworks.com
- d258183b.ess.barracudanetworks.com
MX Priorities
- d258183a.ess.barracudanetworks.com: 0
- d258183b.ess.barracudanetworks.com: 10
A / AAAA Records
- 216.128.145.36 ↩ southport.tempurl.host
- 2001:19f0:5c00:16f4:5400:5ff:fef0:11da (no PTR)
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
art.ns.cloudflare.com dns.cloudflare.com 2399763685 10000 2400 604800 1800
Primary NS (mname)
art.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399763685
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
art.ns.cloudflare.com
margot.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:98.100.211.0/24 ip4:12.37.5.134 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:sendgrid.net include:smtp2go.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- rtgt2v7dhb0bemdgql0efl6a0k
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDXapMyycao4/LpGlbySsb3WEJM0mx7veQ9avHTbm/u6AlXKUT6LKuGKPT/SJIRaktd8iatiAr0Vk2ECb6LF5PYHIUq282jxxam1rETtpv/fPTg5Tp7vYGhPF2n4CwCqbbQ/wGWrGqeLP+Sq1McFSJ6JDWKblISTDKdVG77eqt+9QIDAQAB
- SPFv=spf1 ip4:98.100.211.0/24 ip4:12.37.5.134 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:sendgrid.net include:smtp2go.com ~all
- 2ktglojn6fjnaqskr7qf3kaifi
- 83sq732flhsfughqeq6cpdtq5q
- apple-domain-verification=lirq2TMWDYsOfmva
- btbt4rc42f128d6jsfmn672933
- facebook-domain-verification=cw8hltqhqr03krmzgwcb6fl8n3dv54
- google-site-verification=2T4Y59bfRIPotOD8Bu05wdanDATM_TM56lF_Yguq1Fk
- google-site-verification=6WbQ8ztEybXeT5tRW_7_6scn16g85ceUROwb0DtSsXE
- gsu2u8hm2eqnpjcg4tkjo4pk4h
- h45m01gm2jt73m7lfjuhjl9d3f
- iafvo0v22lqh1coos9gsb3e928
- r1j7pvsnqdeqvamac9kf68o2f8
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