Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
collini.eu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 01:05:50 UTC · ↺ Refresh
MX Hostnames
- collini-eu.mail.protection.outlook.com
MX Priorities
- collini-eu.mail.protection.outlook.com: 10
A / AAAA Records
- 136.243.165.119 ↩ dedi4832.your-server.de
Mail Server IPs
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.a1.net domainadmin.a1.net 2026022600 10800 3600 1814400 3600
Primary NS (mname)
dns1.a1.net
Admin Email (rname)
domainadmin@a1.net
Serial
2026022600
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
3600s
Nameservers (NS)
dns3.a1.net
dns2.a1.net
dns1.a1.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.atlassian.net ip4:213.33.7.10 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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- google-site-verification=-Sd1l__Y1WI_HbpxaHXjHhy0qcs3wjQh9jO711KUNGs
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.atlassian.net ip4:213.33.7.10 -all
- autodesk-domain-verification=_vntFH0uW5QKYSpe16gF
- include:spf-de.emailsignatures365.com
- atlassian-domain-verification=DmOc9t1qlfu5XCz8mCoGo0hA518nKhpBit4TOnyzogCPQwYb/zA0FkNYXieLUJ7a
- atlassian-sending-domain-verification=dcd860a0-92bf-4b74-8c6d-521bfef6a7f9
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