Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oxfordcommunications.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 11:46:12 UTC · ↺ Refresh
MX Hostnames
- d197069a.ess.barracudanetworks.com
- d197069b.ess.barracudanetworks.com
MX Priorities
- d197069a.ess.barracudanetworks.com: 10
- d197069b.ess.barracudanetworks.com: 20
A / AAAA Records
- 159.135.53.221 (no PTR)
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
dns1.stabletransit.com ipadmin.stabletransit.com 1758575731 3600 300 1814400 300
Primary NS (mname)
dns1.stabletransit.com
Admin Email (rname)
ipadmin@stabletransit.com
Serial
1758575731
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns1.stabletransit.com
dns2.stabletransit.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.barracudanetworks.com include:6481991.spf02.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- v=spf2 include:spf.protection.outlook.com -all
- google-site-verification=j7Jn5U87WHbg1cVrHT7QrXNr9F5RjNfkqrNcagiXqBk
- MS=ms86442734
- SPFv=spf1 include:spf.ess.barracudanetworks.com include:6481991.spf02.hubspotemail.net -all
- MS=ms16604128
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