Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centria.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 05:49:50 UTC · ↺ Refresh
MX Hostnames
- centria-com.mail.protection.outlook.com
MX Priorities
- centria-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.226.175.41 (no PTR)
Mail Server IPs
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns11.constellix.com dns.constellix.com 2015010124 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010124
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns51.constellix.net
ns61.constellix.net
ns11.constellix.com
ns21.constellix.com
ns31.constellix.com
ns41.constellix.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.65.144.0/21 ip4:208.81.64.0/22 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1;
✓ Reject — strongest protection
📋 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
12 records- google-site-verification=Y22mygE6_hdaoYWtMZme1KZm4nSPflI5S95nnZSUvdo
- apple-domain-verification=Y4Ikfsw7sbzYDztU
- openai-domain-verification=dv-bocvNB2qZkhC5XX6dOEBadfi
- MS=ms34839006
- kp5d35mmuhatrb5cqqqttdb2m9
- MS=ms50318339
- SPFv=spf1 ip4:208.65.144.0/21 ip4:208.81.64.0/22 include:spf.protection.outlook.com -all
- bEP7NTRfFHN8y1dIZMA/b7+qVidi77Z20V7z7Nl0ygivOJ3LIPyu5rXOfY77Fl/MZH9VHqbrOqLA6xS1i7PNfA==
- MS=ms76879559
- MS=ms60305831
- xl33zjnkvbk8qpvmcc1lpk1xwzs6j6mv
- EF7AC44CCC64037797463A678F14B542AF97DEAB456C036F137DD4A7ADFCA56F
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