Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tetraconsulting.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 00:08:38 UTC · ↺ Refresh
MX Hostnames
- tetraconsulting-co-uk.mail.protection.outlook.com
- mx2.mtaroutes.com
- mx1.mtaroutes.com
- mx3.mtaroutes.com
- mx4.mtaroutes.com
MX Priorities
- mx1.mtaroutes.com: 10
- mx2.mtaroutes.com: 20
- mx3.mtaroutes.com: 30
- mx4.mtaroutes.com: 40
- tetraconsulting-co-uk.mail.protection.outlook.com: 100
A / AAAA Records
- 35.214.119.97
Mail Server IPs
- 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
- 2001:550:2:61::2fc:100 (no PTR)
- 38.71.16.244 ↩ fe2-r2-in.la10.l.antispamcloud.com
- 2001:550:2:3::62:100 ↩ fe2-r2-in.la10.l.antispamcloud.com
- 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
- 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7
- 2a01:111:f403:ca04::a
- 2a01:111:f403:ca04::6
- 2a01:111:f403:ca04::c
SOA Record
Raw SOA
ns1.dnsimple.com admin.dnsimple.com 1674661846 86400 7200 604800 300
Primary NS (mname)
ns1.dnsimple.com
Admin Email (rname)
admin@dnsimple.com
Serial
1674661846
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns4.dnsimple-edge.org
ns1.dnsimple.com
ns2.dnsimple.com
ns3.dnsimple.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mtaroutes.com include:144737433.spf10.hubspotemail.net include:_spf.arlo.co -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
7 records- SPFv=spf1 include:spf.protection.outlook.com include:spf.mtaroutes.com include:144737433.spf10.hubspotemail.net include:_spf.arlo.co -all
- brevo-code:f5e4ae951253d0bfd1623e9025f6baa6
- dku3fshek1trs70m4stcnc4jlh
- google-site-verification=DxUsALT6i8OhxfGQXr9exNnFvtzGhcw2IsZsiNLynx4
- openai-domain-verification=dv-HcNzV0WtabOyyprTqrrXHIqn
- openai-domain-verification=dv-xPDkTtAe5hZ1rIJKJ9jwlwy1
- teamviewer-sso-verification=e7c8820be5e84170b8b9125cc6d7659e
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