Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gulfstreamservices.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 07:19:23 UTC · ↺ Refresh
MX Hostnames
- d20326b.ess.barracudanetworks.com
- gulfstreamservices-com.mail.protection.outlook.com
- d20326a.ess.barracudanetworks.com
MX Priorities
- d20326b.ess.barracudanetworks.com: 20
- d20326a.ess.barracudanetworks.com: 10
- gulfstreamservices-com.mail.protection.outlook.com: 0
A / AAAA Records
- 185.230.63.107
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
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f905::3
SOA Record
Raw SOA
ns29.worldnic.com namehost.worldnic.com 125112117 10800 3600 604800 3600
Primary NS (mname)
ns29.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125112117
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns29.worldnic.com
ns30.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sparkpostmail.com a:certtrak.gulfstreamservices.com include:spf-us.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- a2l1d7angd5ruv5538vardms49
- google-site-verification=nDwo_2Mx0vc9Zj3OdemjLBRcla8s63M-W6nMSrVNFFI
- SPFv=spf1 include:spf.protection.outlook.com include:sparkpostmail.com a:certtrak.gulfstreamservices.com include:spf-us.emailsignatures365.com -all
Full email verification for gulfstreamservices.com
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