terra.ch

Valid Email Server
Domain Lookup › terra.ch

Domain Overview

DNS: ✓ 6d ago Checker: ✓ 6d ago
terra.ch
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-09 06:46:10 UTC · ↺ Refresh

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MX Hostnames

  • terra-ch.mail.protection.outlook.com

MX Priorities

  • terra-ch.mail.protection.outlook.com: 10

A / AAAA Records

  • 149.126.4.80 ↩ s071.cyon.net
  • 2a01:ab20:0:4::80 ↩ s071.cyon.net

Mail Server IPs

  • 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 52.101.73.145 ↩ mail-am6pr02cu00301.inbound.protection.outlook.com
  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 52.101.103.140 ↩ mail-miypr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.cyon.ch server.cyon.ch 2024022700 86400 7200 3600000 86400
Primary NS (mname)
ns1.cyon.ch
Admin Email (rname)
server@cyon.ch
Serial
2024022700
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns1.cyon.ch
ns2.cyon.ch

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:37.202.1.53 ip4:168.245.107.101 ip4:198.37.151.78 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]; fo=1; adkim=r; aspf=s; ri=86400;
✓ Reject — strongest protection
📋 SPF alignment: Strict · 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

6 records
  • MS=7435EE5FA8C4BE27F3C5A3248DDADB1724242EB9
  • y97FP8HRiPFysTAyWWdSQnBVjNJpEca9nLxexYfBTGdr18LOByP90R4DeZTdBwX5EVSA6PeNNvHQsKtgfEJJuw==
  • MS=ms28742667
  • SPFv=spf1 a mx ip4:37.202.1.53 ip4:168.245.107.101 ip4:198.37.151.78 include:spf.protection.outlook.com -all
  • google-site-verification=O6vuEVqKeKyA6HA7PD7Au2jei1qBzgYx4uikixHyhCE
  • dGVycmFjaA==
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