Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ceronipiping.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 05:41:41 UTC · ↺ Refresh
MX Hostnames
- ceronipiping-com.mail.protection.outlook.com
MX Priorities
- ceronipiping-com.mail.protection.outlook.com: 10
A / AAAA Records
- 208.109.245.22 ↩ 22.245.109.208.host.secureserver.net
Mail Server IPs
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1045.ui-dns.biz hostmaster.1und1.com 2017060107 28800 7200 604800 600
Primary NS (mname)
ns1045.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060107
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1116.ui-dns.de
ns1088.ui-dns.com
ns1093.ui-dns.org
ns1045.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
2 records- MS=ms84841755
- SPFv=spf1 include:spf.protection.outlook.com -all
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