Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centreconcrete.com
Yes
✓ Yes
Mailgun
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 17:19:19 UTC · ↺ Refresh
MX Hostnames
- mxa.mailgun.org
- centreconcrete-com.mail.protection.outlook.com
- mxb.mailgun.org
MX Priorities
- mxb.mailgun.org: 10
- centreconcrete-com.mail.protection.outlook.com: 0
- mxa.mailgun.org: 10
A / AAAA Records
- 74.208.236.241
Mail Server IPs
- 34.160.157.95 ↩ 95.157.160.34.bc.googleusercontent.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 34.160.63.108 ↩ 108.63.160.34.bc.googleusercontent.com
SOA Record
Raw SOA
ns2.fatcow.com namehost.worldnic.com 126031513 10800 3600 604800 3600
Primary NS (mname)
ns2.fatcow.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031513
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.fatcow.com
ns1.fatcow.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:38.113.1.0/24 ip4:38.113.20.0/24 ip4:65.254.224.0/19 include:spf.protection.outlook.com include:mailgun.org ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; fo=1; ri=3600; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._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
3 records- zone-ownership-verification-15fa91c76c0d0a7a9ecdcbc13242953292711355f4dd59d8da873c7cd2d1bffb
- SPFv=spf1 ip4:38.113.1.0/24 ip4:38.113.20.0/24 ip4:65.254.224.0/19 include:spf.protection.outlook.com include:mailgun.org ~all
- MS=ms85013121
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