thefirstthought.at

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
thefirstthought.at
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-11-11 13:47:57 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

  • thefirstthought-at.mail.protection.outlook.com: 100

A / AAAA Records

  • 185.243.11.67 ↩ rw0b43.webhosting.systems
  • 2a03:4000:2c:26b:13:7144:0:18 ↩ rw0b43.webhosting.systems

Mail Server IPs

  • 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 52.101.103.39 ↩ mail-miypr05cu00207.inbound.protection.outlook.com
  • 52.101.181.156 ↩ mail-wa4pr05cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca21::a ↩ mail-maspr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::10 ↩ mail-miypr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::a ↩ mail-am7pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::22 ↩ mail-am7pr02cu00302.inbound.protection.outlook.com

SOA Record

Raw SOA netcup.firstns.cc dnsadmin.netcup.net 1 28800 7200 1209600 86400
Primary NS (mname)
netcup.firstns.cc
Admin Email (rname)
dnsadmin@netcup.net
Serial
1
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

netcup.thirdns.de
netcup.firstns.cc
netcup.secondns.at
netcup.fourthns.systems
netcup.fifthns.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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
  • MS=ms22146459
  • SPFv=spf1 include:spf.protection.outlook.com -all
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