omicron.at

Valid Email Server
Domain Lookup › omicron.at

Domain Overview

DNS: ✓ 4h ago Checker: ✓ 4h ago
omicron.at
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-10-29 14:17:44 UTC · ↺ Refresh

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MX Hostnames

  • omicron-at.mail.protection.outlook.com

MX Priorities

  • omicron-at.mail.protection.outlook.com: 5

A / AAAA Records

  • 144.76.151.243 ↩ static.243.151.76.144.clients.your-server.de

Mail Server IPs

  • 52.101.209.31 ↩ mail-cpjpr05cu00207.inbound.protection.outlook.com
  • 52.101.209.153 ↩ mail-cpjpr04cu00101.inbound.protection.outlook.com
  • 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
  • 52.101.91.153 ↩ mail-matpr04cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:ca38::8 ↩ mail-wa4pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::8 ↩ mail-miypr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c967::a ↩ mail-cpjpr05cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com

SOA Record

Raw SOA dns01.omicron.at hostmaster.omicron.at 2026101201 1800 900 604800 86400
Primary NS (mname)
dns01.omicron.at
Admin Email (rname)
hostmaster@omicron.at
Serial
2026101201
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

dns02.omicron.at
dns01.omicron.at
dns03.omicron.at

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:91.206.113.24/30 include:cmail1.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

9 records
  • MS=ms93594726
  • QuoVadis=3375d900-04ec-4c4d-bd36-0236a53dfe25
  • SPFv=spf1 mx ip4:91.206.113.24/30 include:cmail1.com include:spf.protection.outlook.com -all
  • Qf0OXq8/VLdc4kb6GC+B2bGGO9rsrpnCLBd+x6yDH5Xzz1IAx8dbWLlsfo/xFLxpWGZOr5N3bsL59urlZSygnw==
  • _b81h2ief063ubwk61kx2tm3tll4ojx0
  • 1password-site-verification=W237VN5LRVEFVPLD5TZ3PZGIKA
  • google-site-verification=VpDteFwnyqmubgtJeR7DI33geCiKN4j0lWn-GzG4ieU
  • ciscocidomainverification=3f858f3a8e915e4eb8d8fceaaabec0f51fc07ac12633390dc99fe64fca011bb8
  • adobe-idp-site-verification=4d9ab309-667c-442f-bf6d-e5f3c9b1900e
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