Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
testtriangle.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 16:40:00 UTC · ↺ Refresh
MX Hostnames
- testtriangle-com.mail.protection.outlook.com
MX Priorities
- testtriangle-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.18.116.37 ↩ ec2-52-18-116-37.eu-west-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.blacknight.com hostmaster.blacknight.com 1276173689 14400 7200 2419200 3600
Primary NS (mname)
ns1.blacknight.com
Admin Email (rname)
hostmaster@blacknight.com
Serial
1276173689
Refresh
14400s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns3.blacknight.com
ns1.blacknight.com
ns2.blacknight.com
ns4.blacknight.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- zoho-verification=zb19139456.zmverify.zoho.eu
- SPFv=spf1 include:spf.protection.outlook.com -all
- google-site-verification=9ZtDnlGCgpfR_ha1dbeq41CFl-MlF-l_j1IhhwF8Y1I
- google-site-verification=Rp0qITVJCcAVELakmHoN0B5z2G4N50R9veb7WU_rzWY
- MS=ms35070086
- atlassian-domain-verification=gyjiOSMZfzrh0z1hJVXRCz0F1o5bXp5PobrDoNy1MWgfTP5BseNlXYBfaE2xlATW
- atlassian-sending-domain-verification=f25a5a0a-c695-4d1b-93fd-aa759e8d1bdc
Full email verification for testtriangle.com
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