Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mastergroupint.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 06:00:21 UTC · ↺ Refresh
MX Hostnames
- mastergroupint-com.mail.protection.outlook.com
MX Priorities
- mastergroupint-com.mail.protection.outlook.com: 0
A / AAAA Records
- 95.217.62.226 ↩ roque.dongee.com
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.sstcali.com germanayala\.sst.gmail.com 2026031601 3600 7200 1209600 86400
Primary NS (mname)
ns1.sstcali.com
Admin Email (rname)
germanayala\@sst.gmail.com
Serial
2026031601
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.sstcali.com
ns4.sstcali.com
ns2.sstcali.com
ns1.sstcali.com
SPF Record
✓ Strict (-all)
v=spf1 +ip4:87.98.146.77 +include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ 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
3 records- MS=ms38732737
- SPFv=spf1 +ip4:87.98.146.77 +include:spf.protection.outlook.com -all
- MS=1BAC9EB2CC23DA6D2C9050BF7079E715CDE70CC1
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