Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
arrowtruline.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 11:46:06 UTC · ↺ Refresh
MX Hostnames
- d344596a.ess.barracudanetworks.com
- d344596b.ess.barracudanetworks.com
MX Priorities
- d344596b.ess.barracudanetworks.com: 10
- d344596a.ess.barracudanetworks.com: 1
A / AAAA Records
- 104.26.1.37 (no PTR)
- 104.26.0.37 (no PTR)
- 172.67.72.56 (no PTR)
- 2606:4700:20::681a:25 (no PTR)
- 2606:4700:20::681a:125 (no PTR)
- 2606:4700:20::ac43:4838 (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
athena.ns.cloudflare.com dns.cloudflare.com 2399483953 10000 2400 604800 1800
Primary NS (mname)
athena.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399483953
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gabriel.ns.cloudflare.com
athena.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=25; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
3 records- MS=ms10131775
- MS=ms42868244
- SPFv=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
Full email verification for arrowtruline.com
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