Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
swissinternationalschool.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 17:41:54 UTC · ↺ Refresh
MX Hostnames
- swissinternationalschool-de.mail.protection.outlook.com
MX Priorities
- swissinternationalschool-de.mail.protection.outlook.com: 10
A / AAAA Records
- 5.148.188.61 ↩ swissis04.nine.ch
Mail Server IPs
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ch.ch-inter.net register.didacware.ch 2025120801 10800 3600 604800 600
Primary NS (mname)
ch.ch-inter.net
Admin Email (rname)
register@didacware.ch
Serial
2025120801
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ch.ch-inter.net
nl.ch-inter.net
de.ch-inter.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a:smtpgw01.kalaidos.ch include:spf.protection.outlook.com include:spf.happyfox.net include:spf.crsend.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- SPFv=spf1 a:smtpgw01.kalaidos.ch include:spf.protection.outlook.com include:spf.happyfox.net include:spf.crsend.com ~all
- swisssign-check=gHp6vodXtZaPCINWjHJUnUQeD3UC9OzoFlnLjdDWrP
- Y7ZNG7ZO5YWG18X7MU11K32Y5VTA826YBVD47PT2
- adobe-idp-site-verification=fbee763d521edad653767962cb4b765ca2784ba999ebb3dcef140b967168a1ea
- 100%swisssign@kalaidos
- MS=ms45568109
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