Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
gaylordventilation.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 06:07:14 UTC · ↺ Refresh
MX Hostnames
- gaylordventilation-com.mail.protection.outlook.com
MX Priorities
- gaylordventilation-com.mail.protection.outlook.com: 0
A / AAAA Records
- 23.185.0.1 (no PTR)
- 2620:12a:8001::1 (no PTR)
- 262:12a:8000::1
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.markmonitor.com hostmaster.markmonitor.com 2026041503 86400 3600 2592000 172800
Primary NS (mname)
ns1.markmonitor.com
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2026041503
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
172800s
Nameservers (NS)
ns6.markmonitor.com
ns7.markmonitor.com
ns1.markmonitor.com
ns2.markmonitor.com
ns3.markmonitor.com
ns4.markmonitor.com
ns5.markmonitor.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:143.244.106.146 include:spf.protection.outlook.com include:spf.serverdata.net include:spf.intermedia.net -all
📊 DNS lookups: 3/10
✓ 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
✓ 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
4 records- d365mktkey=F1oXSAMqerH0QLo3xgrxnA7BmLbxbZcziCOPLoWx3IYx
- MS=1D67DDF94CAC9A641872718D25D2AC1CF2C262FD
- SPFv=spf1 ip4:143.244.106.146 include:spf.protection.outlook.com include:spf.serverdata.net include:spf.intermedia.net -all
- MS=ms82343397
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