Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
system1research.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 02:42:30 UTC · ↺ Refresh
MX Hostnames
- system1research-com.mail.protection.outlook.com
MX Priorities
- system1research-com.mail.protection.outlook.com: 5
A / AAAA Records
- 51.104.250.234 (no PTR)
Mail Server IPs
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns1.registrar-servers.com hostmaster.registrar-servers.com 1773325529 43200 3600 604800 3601
Primary NS (mname)
pdns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1773325529
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s
Nameservers (NS)
pdns1.registrar-servers.com
pdns2.registrar-servers.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.system1group.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
9 records- hm3080qnmjjhi7u4e7u966lr94
- mhvevg38hnvqd3o5gmlr0crobv
- r8e7b156977n3hu20lqve5mnql
- SPFv=spf1 include:spf.system1group.com -all
- rippling-domain-verification=b63808e98c5c44f9
- google-site-verification=0ymBi-3MZZbJnffsg1Jz4F0KC09mlDIanuKA5sc3SLI
- MS=ms10091175
- MS=ms69637495
- 5vrk442n9ogt1mp8jf709ovp4u
Full email verification for system1research.com
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