Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
planesa.ch
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 23:34:14 UTC · ↺ Refresh
MX Hostnames
- planesa-ch.mail.protection.outlook.com
MX Priorities
- planesa-ch.mail.protection.outlook.com: 0
A / AAAA Records
- 149.126.4.97 ↩ s088.cyon.net
- 2a01:ab20::4:0:0:0:97 ↩ s088.cyon.net
Mail Server IPs
- 52.101.185.14 ↩ mail-zr1p278cu00206.inbound.protection.outlook.com
- 52.101.185.13 ↩ mail-zrzp278cu00205.inbound.protection.outlook.com
- 52.101.187.1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
- 52.101.185.12 ↩ mail-zrap278cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca3c:: ↩ mail-zrap278cu00300.inbound.protection.outlook.com
- 2a01:111:f403:ca3c::1 ↩ mail-zrzp278cu00201.inbound.protection.outlook.com
- 2a01:111:f403:ca3e::1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca3c::2 ↩ mail-zr1p278cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.cyon.ch server.cyon.ch 2022062053 14400 1800 1209600 3600
Primary NS (mname)
ns1.cyon.ch
Admin Email (rname)
server@cyon.ch
Serial
2022062053
Refresh
14400s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.cyon.ch
ns2.cyon.ch
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:194.126.200.0/24 +ip4:149.126.0.0/21 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
2 records- MS=ms98177015
- SPFv=spf1 +a +mx +ip4:194.126.200.0/24 +ip4:149.126.0.0/21 include:spf.protection.outlook.com -all
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