Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cttech.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 03:24:15 UTC · ↺ Refresh
MX Hostnames
- cttech-org.mail.protection.outlook.com
MX Priorities
- cttech-org.mail.protection.outlook.com: 0
A / AAAA Records
- 45.79.157.8 ↩ 45-79-157-8.ip.linodeusercontent.com
Mail Server IPs
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.cen.ct.gov cen.po.state.ct.us 458 3600 1800 2592000 300
Primary NS (mname)
ns1.cen.ct.gov
Admin Email (rname)
cen@po.state.ct.us
Serial
458
Refresh
3600s
Retry
1800s
Expire
2592000s
Minimum TTL
300s
Nameservers (NS)
ns1.cen.ct.gov
ns2.cen.ct.gov
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mailgun.org include:spf2.cttech.org include:spf3.cttech.org include:spf4.cttech.org include:spf5.cttech.org include:spf6.cttech.org include:spf7.cttech.org ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
6 records- 6e6e42ac44defb9ce3c7c8816d7507
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mailgun.org include:spf2.cttech.org include:spf3.cttech.org include:spf4.cttech.org include:spf5.cttech.org include:spf6.cttech.org include:spf7.cttech.org ~all
- hpe-greenlake-domain-verification=6e43436645536a57487449464665776b683846376243344536314955396b5154
- apple-domain-verification=ysqOzmEWrIgViQNp
- MS=ms46370756
- autodesk-domain-verification=b2dnij40Pt6a_GP-IIYc
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