Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
trinity.sg
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 02:54:40 UTC · ↺ Refresh
MX Hostnames
- trinity-sg.mail.protection.outlook.com
- trinity-sg.mail.sg.greenradar.com
- trinity-sg.mail.dr.greenradar.com
MX Priorities
- trinity-sg.mail.protection.outlook.com: 30
- trinity-sg.mail.sg.greenradar.com: 10
- trinity-sg.mail.dr.greenradar.com: 20
A / AAAA Records
- 104.18.13.230 (no PTR)
- 104.18.12.230 (no PTR)
- 2606:4700::6812:de6
- 2606:4700::6812:ce6
Mail Server IPs
- 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
- 152.101.60.163 ↩ sg01extb.greenradar.com
- 152.101.60.164 ↩ sg01extb.greenradar.com
SOA Record
Raw SOA
kehlani.ns.cloudflare.com dns.cloudflare.com 2398858450 10000 2400 604800 1800
Primary NS (mname)
kehlani.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398858450
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
remy.ns.cloudflare.com
kehlani.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=10; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
8 records- google-site-verification=UhDTEUMKQKr3nfWAhyH4L_GtjRGPMSTZV1xEhCEVSzw
- google-site-verification=yA1rO1nDa5S2E2o7rvKYQzwHlcsGLlh09Ut9HX7Lc5g
- SPFv=spf1 include:spf.protection.outlook.com ~all
- _globalsign-domain-verification=-qNMJi_eLxQxOpFwenYlclzGJqAloSLjgadzsWMF7F
- _globalsign-domain-verification=0qoXANIvEhfM0mX6CebN4pAgu7rsz4q24dnw5qod7z
- apple-domain-verification=fcyui1BWzyzbkIk2
- ca3-3432ea1b72e54628a5815a3158d7d0eb
- google-site-verification=1Pr2c9GPaJcjvgCjqy9RLcrF19yKGRbOgXmx9MhduM8
Full email verification for trinity.sg
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