Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sibirgroup.ch
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 21:55:01 UTC · ↺ Refresh
MX Hostnames
- sibirgroup-ch.mail.protection.outlook.com
MX Priorities
- sibirgroup-ch.mail.protection.outlook.com: 0
A / AAAA Records
- 18.198.127.171 ↩ ec2-18-198-127-171.eu-central-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-38.azure-dns.com hostmaster.ctekns.ch 2022080903 7200 900 1209600 3600
Primary NS (mname)
ns1-38.azure-dns.com
Admin Email (rname)
hostmaster@ctekns.ch
Serial
2022080903
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns4-38.azure-dns.info
ns1-38.azure-dns.com
ns2-38.azure-dns.net
ns3-38.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 mx a:mailout.ip-plus.net ip4:52.16.112.112 ip4:164.128.36.32 ip4:217.193.178.186 ip4:217.193.178.190 include:spf.ctekag.ch include:spf.umantis.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- zscaler-verification-5101198-02272026-0FkMrG
- SPFv=spf1 mx a:mailout.ip-plus.net ip4:52.16.112.112 ip4:164.128.36.32 ip4:217.193.178.186 ip4:217.193.178.190 include:spf.ctekag.ch include:spf.umantis.com include:spf.protection.outlook.com -all
- google-site-verification=MOgHycsiA4o2D-T9OUYIoFqNbwVbBvlbrYvqwBnw5sg
- pm2nspo7rrp1f54ou34jtc1hm
- MS=ms32679232
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