expressnetworkas.com

Valid Email Server
Domain Lookup › expressnetworkas.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
expressnetworkas.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-03 10:29:40 UTC · ↺ Refresh

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MX Hostnames

  • d358227a.ess.barracudanetworks.com
  • d358227b.ess.barracudanetworks.com

MX Priorities

  • d358227b.ess.barracudanetworks.com: 10
  • d358227a.ess.barracudanetworks.com: 1

A / AAAA Records

  • 50.18.252.254 ↩ ec2-50-18-252-254.us-west-1.compute.amazonaws.com
  • 54.241.125.111 ↩ ec2-54-241-125-111.us-west-1.compute.amazonaws.com

Mail Server IPs

  • 209.222.82.255 ↩ mail.ess.barracuda.com
  • 209.222.82.252 ↩ mail.ess.barracuda.com
  • 209.222.82.253 ↩ mail.ess.barracuda.com

SOA Record

Raw SOA ns-451.awsdns-56.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-451.awsdns-56.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1321.awsdns-37.org
ns-1784.awsdns-31.co.uk
ns-451.awsdns-56.com
ns-567.awsdns-06.net

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:76.217.121.153 ip4:99.47.7.9 ip4:99.47.7.10 ip4:98.152.167.179 ip4:13.57.119.36 ip4:52.49.184.14 ip4:52.52.252.134 ip4:54.153.13.243 ip4:52.53.122.234 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No 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

2 records
  • ekrdthhod73v7p61pr6n6bg408
  • SPFv=spf1 ip4:76.217.121.153 ip4:99.47.7.9 ip4:99.47.7.10 ip4:98.152.167.179 ip4:13.57.119.36 ip4:52.49.184.14 ip4:52.52.252.134 ip4:54.153.13.243 ip4:52.53.122.234 include:spf.protection.outlook.com ~all
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