Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tr-construction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 21:06:01 UTC · ↺ Refresh
MX Hostnames
- trconstruction-com0e.mail.protection.outlook.com
MX Priorities
- trconstruction-com0e.mail.protection.outlook.com: 0
A / AAAA Records
- 34.160.17.71 ↩ 71.17.160.34.bc.googleusercontent.com
- 34.160.81.203 ↩ 203.81.160.34.bc.googleusercontent.com
- 35.190.31.54
- 35.244.153.44
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.siteground.net dnsadmin.us136.siteground.us 2020050767 86400 7200 3600000 86400
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
dnsadmin@us136.siteground.us
Serial
2020050767
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns2.siteground.net
ns1.siteground.net
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net -all
📊 DNS lookups: 1/10
✓ 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
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:secureserver.net -all
- MS=ms93651183
- google-site-verification=9e9eF8dmkdpuYPwKdEluP5e2VImrca3XT4VDB44iMVM
Full email verification for tr-construction.com
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