Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
assemblysoftware.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 05:59:10 UTC · ↺ Refresh
MX Hostnames
- assemblysoftware-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 13.107.213.40
- 13.107.246.40
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns4-08.azure-dns.info
ns1-08.azure-dns.com
ns2-08.azure-dns.net
ns3-08.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:mktomail.com include:mg-spf.greenhouse.io include:email.chargebee.com ip4:52.73.203.75 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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
8 records- SPFv=spf1 include:spf.protection.outlook.com include:mktomail.com include:mg-spf.greenhouse.io include:email.chargebee.com ip4:52.73.203.75 -all
- zapier-domain-verification-challenge=865477b1-6c10-4c98-bc8f-b6ebed16324f
- ZOOM_verify_Z1KCdgcJh37mkvn9oUYDMH
- google-site-verification=SQKqPIelyjDX-A7Fq1uM92u0oISmqRLnezQc9pXXgzE
- 00D1U000000y3Ra=1TBPQ00000008Yf
- anthropic-domain-verification-ezfxna=Baa6OgkVWFwNL6bjl6d5bNm5f
- atlassian-domain-verification=PsYhea5O4V8wx8aMggjAH4hv3kUJNh7cqHAobe4IIrr3VPxumpZvAnnCVp3TjaQM
- google-site-verification=0DB1WYE9eXsE48a3EaY6VzhK4EU5ebphZ4LjP7ldhYk
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