Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grennanconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 10:07:29 UTC · ↺ Refresh
MX Hostnames
- grennanconstruction-com.mail.protection.outlook.com
MX Priorities
- grennanconstruction-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.212.66.184 ↩ 184.66.212.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.siteground.net root.giowm1054.siteground.biz 100305 86400 7200 3600000 86400
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
root@giowm1054.siteground.biz
Serial
100305
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1.siteground.net
ns2.siteground.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mlsend.com include:spf.protection.outlook.com include:grennanconstruction.com.spf.auto.dnssmarthost.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ p=none — monitoring only, no enforcement
📋 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- google-site-verification=m-nGZfx1XbJaN3Ot3M-422Utp1R2U2DUxYSzeatfuA4
- SPFv=spf1 include:_spf.mlsend.com include:spf.protection.outlook.com include:grennanconstruction.com.spf.auto.dnssmarthost.net -all
- MS=ms37446802
- google-site-verification=TsTLaUsvgWfnQLzPAm_ubQzN4Rc9XGCy2LnG3euZQ2A
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