Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simulations-plus.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 14:00:31 UTC · ↺ Refresh
MX Hostnames
- simulationsplus-com02i.mail.protection.outlook.com
MX Priorities
- simulationsplus-com02i.mail.protection.outlook.com: 0
A / AAAA Records
- 23.185.0.1 (no PTR)
- 2620:12a:8000::1 (no PTR)
- 2620:12a:8001::1
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-07.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-07.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-07.azure-dns.info
ns1-07.azure-dns.com
ns2-07.azure-dns.net
ns3-07.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.114.163.156 include:spf.protection.outlook.com include:fdspfus.freshemail.io include:sendgrid.net include:servers.mcsv.net include:mail.zendesk.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
12 records- apple-domain-verification=rGaPm7PUQbtmzAE0
- SPFv=spf1 ip4:216.114.163.156 include:spf.protection.outlook.com include:fdspfus.freshemail.io include:sendgrid.net include:servers.mcsv.net include:mail.zendesk.com -all
- atlassian-sending-domain-verification=d005c760-898a-40d1-a365-c9c058176c5b
- atlassian-sending-domain-verification-l=d005c760-898a-40d1-a365-c9c058176c5b
- atlassian-domain-verification=sO1Z/Fs6MQV4wuEFf4VY2B2yFqG6Ma3895M6nhHQK/Oatfu1X0upcCa0Km9648eg
- knowbe4-site-verification=36402d4e4250826b5207f6a485667d5e
- dropbox-domain-verification=sqgahe7mczq4
- openai-domain-verification=dv-ncQtnoCUey6iFxbCg3nDhULU
- google-site-verification=6Sw97K9UuIxq8ygK7WFqeNwDNeS_63dPwDSSa1VcY-s
- apple-domain-verification=CG2YrylZ7eGoQMbW
- figma-domain-verification=d4b562a9ee00e941fd42d3d96d93a6235b002f63077f239e4039ac94a8cbf861-1762881909
- anthropic-domain-verification-63d6ad=8rk0k03JqSuKWvA04CcjDBtJL
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