Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nnrsin.com.sg
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 01:37:27 UTC · ↺ Refresh
MX Hostnames
- nnrsin-com-sg.mail.sg.greenradar.com
- nnrsin-com-sg.mail.dr.greenradar.com
MX Priorities
- nnrsin-com-sg.mail.sg.greenradar.com: 0
- nnrsin-com-sg.mail.dr.greenradar.com: 1
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 152.101.60.163 ↩ sg01extb.greenradar.com
- 152.101.60.164 ↩ sg01extb.greenradar.com
SOA Record
Raw SOA
ns1-05.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-05.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-05.azure-dns.net
ns3-05.azure-dns.org
ns4-05.azure-dns.info
ns1-05.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.greenradar.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- ms=ms16686998
- SPFv=spf1 include:spf.protection.outlook.com include:spf.greenradar.com -all
- google-site-verification=3sSr5Txr2pgdoYMKIy-txw5_bDDJAE2AqvS5UZtMXPs
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