Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
trailerbridge.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 07:16:56 UTC · ↺ Refresh
MX Hostnames
- d163079a.ess.barracudanetworks.com
- d163079b.ess.barracudanetworks.com
MX Priorities
- d163079b.ess.barracudanetworks.com: 10
- d163079a.ess.barracudanetworks.com: 5
A / AAAA Records
- 54.147.121.153 ↩ ec2-54-147-121-153.compute-1.amazonaws.com
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
carlos.ns.cloudflare.com dns.cloudflare.com 2400270783 10000 2400 604800 1800
Primary NS (mname)
carlos.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400270783
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
carlos.ns.cloudflare.com
jillian.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:52.149.187.154 ip4:52.129.187.155 ip4:104.245.81.154 ip4:74.113.100.89 ip4:74.113.100.84 ip4:74.113.100.85 ip4:74.113.100.86 ip4:74.113.100.87 ip4:74.113.100.88 ip4:69.63.145.178 ip4:69.63.145.116 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.smtp2go.com include:_spf.psm.knowbe4.com include:spf.US.exclaimer.net include:48452573.spf07.hubspotemail.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
8 records- apple-domain-verification=mUzTreCveatNHJJ4
- asv=9bd7fbfb736cdf6b43886153c7d17df8
- asv=c0a49b268dd0c4e8c46c5d2658b6f156
- asv=ec81fc4ab190178a3e0fee0862a3ecae
- d35osjhoi2p4kvt0opf1eqhmpb
- google-site-verification=3I-u6RLFg4UeU5HatA25eSe-rxezY7OfDFUM_KSDFks
- SPFv=spf1 ip4:52.149.187.154 ip4:52.129.187.155 ip4:104.245.81.154 ip4:74.113.100.89 ip4:74.113.100.84 ip4:74.113.100.85 ip4:74.113.100.86 ip4:74.113.100.87 ip4:74.113.100.88 ip4:69.63.145.178 ip4:69.63.145.116 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.smtp2go.com include:_spf.psm.knowbe4.com include:spf.US.exclaimer.net include:48452573.spf07.hubspotemail.net ~all
- 4805f81pmpurrhtnjbtpk7rlqg
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