Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rnsiotlab.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 19:26:30 UTC · ↺ Refresh
MX Hostnames
- rnsiotlab-com.mail.protection.outlook.com
MX Priorities
- rnsiotlab-com.mail.protection.outlook.com: 0
A / AAAA Records
- 51.79.231.12 ↩ sgprm160.fastcpanelserver.com
Mail Server IPs
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 52.101.137.0 ↩ mail-sg2pr03cu00500.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:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.hicloudy.xyz admin.fastcpanelserver.com 2026011801 3600 1800 1209600 86400
Primary NS (mname)
ns1.hicloudy.xyz
Admin Email (rname)
admin@fastcpanelserver.com
Serial
2026011801
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.hicloudy.xyz
ns1.hicloudy.xyz
SPF Record
✓ Strict (-all)
v=spf1 +ip4:51.79.231.12 +include:likuid.com +include:spf.likuid.com +include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +ip4:51.79.231.12 +include:likuid.com +include:spf.likuid.com +include:spf.protection.outlook.com -all
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