quantum.aero

Valid Email Server
Domain Lookup › quantum.aero

Domain Overview

DNS: ✓ just now Checker: ✓ just now
quantum.aero
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 00:15:05 UTC · ↺ Refresh

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MX Hostnames

  • mailstream-eu1.mxrecord.io
  • mailstream-central.mxrecord.mx
  • mailstream-east.mxrecord.io
  • mailstream-west.mxrecord.io

MX Priorities

  • mailstream-eu1.mxrecord.io: 5
  • mailstream-central.mxrecord.mx: 10
  • mailstream-east.mxrecord.io: 20
  • mailstream-west.mxrecord.io: 20

A / AAAA Records

  • 35.214.81.125 ↩ 125.81.214.35.bc.googleusercontent.com

Mail Server IPs

  • 172.65.245.214 (no PTR)
  • 172.65.64.78 (no PTR)
  • 172.65.213.128 (no PTR)
  • 172.65.220.210 (no PTR)

SOA Record

Raw SOA ns1-03.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-03.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns4-03.azure-dns.info
ns1-03.azure-dns.com
ns2-03.azure-dns.net
ns3-03.azure-dns.org

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:146036297.spf01.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

7 records
  • quantum-aero.mail.protection.outlook.com
  • SPFv=spf1 include:spf.protection.outlook.com include:146036297.spf01.hubspotemail.net -all
  • atlassian-domain-verification=NR23m9ju8xkPrQLcq6uE8fLN9czxKa5gqcHEwPaXfhQCIgdHFpa5VEXP0hmbBncw
  • openai-domain-verification=dv-wY51GqSRiRbGCduOleULjUnN
  • knowbe4-site-verification=b20810f1b52e1334c59dfaa44f6fa541
  • anthropic-domain-verification-pan3w3=S3e4Eyx5EabSAe624Z4yjPnOi
  • MS=ms16856414
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