Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rkhallconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 19:02:52 UTC · ↺ Refresh
MX Hostnames
- rkhallconstruction-com.mail.protection.outlook.com
MX Priorities
- rkhallconstruction-com.mail.protection.outlook.com: 5
A / AAAA Records
- 132.148.80.19 ↩ 19.80.148.132.host.secureserver.net
Mail Server IPs
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.netnames.net hostmaster.cscdns.net 2018072916 10800 1800 3600000 86400
Primary NS (mname)
ns1.netnames.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2018072916
Refresh
10800s
Retry
1800s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns5.netnames.net
ns6.netnames.net
ns1.netnames.net
ns2.netnames.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected];fo=1;ri=86400;aspf=r;sp=none
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
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
3 records- SPFv=spf1 include:spf.protection.outlook.com ~all
- MS=ms24277342
- s5p9754cm0aqun6uhg073vaqgs
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