Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
greerbuilding.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 18:05:17 UTC · ↺ Refresh
MX Hostnames
- greerbuilding-com.mail.protection.outlook.com
MX Priorities
- greerbuilding-com.mail.protection.outlook.com: 0
A / AAAA Records
- 139.177.206.14 ↩ proxy.infomedia.com
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.internetpro.net tnolen.internetpro.net 2025022701 7200 300 2592000 6400
Primary NS (mname)
ns.internetpro.net
Admin Email (rname)
tnolen@internetpro.net
Serial
2025022701
Refresh
7200s
Retry
300s
Expire
2592000s
Minimum TTL
6400s
Nameservers (NS)
ns2.internetpro.net
ns3.internetpro.net
ns.internetpro.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:72.14.179.201 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
2 records- SPFv=spf1 ip4:72.14.179.201 include:spf.protection.outlook.com -all
- MS=ms27796419
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