Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
impertinente.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 23:52:44 UTC · ↺ Refresh
MX Hostnames
- impertinente-net.mail.protection.outlook.com
MX Priorities
- impertinente-net.mail.protection.outlook.com: 0
A / AAAA Records
- 66.29.156.11 ↩ asterix.swlabs.net
Mail Server IPs
- 52.101.232.3 ↩ mail-qr2p297cu00303.inbound.protection.outlook.com
- 52.101.232.1 ↩ mail-qr0p297cu00401.inbound.protection.outlook.com
- 52.101.232.2 ↩ mail-qr1p297cu00202.inbound.protection.outlook.com
- 52.101.232.0 ↩ mail-qr0p297cu00300.inbound.protection.outlook.com
- 2a01:111:f403:cc3a:: ↩ mail-qr0p297cu00300.inbound.protection.outlook.com
- 2a01:111:f403:cc3a::3 ↩ mail-qr2p297cu00303.inbound.protection.outlook.com
- 2a01:111:f403:cc3a::2 ↩ mail-qr1p297cu00202.inbound.protection.outlook.com
- 2a01:111:f403:cc3a::1 ↩ mail-qr0p297cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.centrosos.info servidor.suespacio.net 2026030311 3600 1800 1209600 86400
Primary NS (mname)
ns1.centrosos.info
Admin Email (rname)
servidor@suespacio.net
Serial
2026030311
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.centrosos.info
ns2.centrosos.info
SPF Record
✓ Strict (-all)
v=spf1 +ip4:66.29.156.11 +include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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- SPFv=spf1 +ip4:66.29.156.11 +include:spf.protection.outlook.com -all
- MS=ms74978636
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