Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usainsulation.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 16:09:18 UTC · ↺ Refresh
MX Hostnames
- usainsulation-net.mail.protection.outlook.com
MX Priorities
- usainsulation-net.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.71.239 (no PTR)
- 104.26.9.3 (no PTR)
- 104.26.8.3
- 2606:4700:20::681a:803
- 2606:4700:20::681a:903
- 2606:4700:20::ac43:47ef
Mail Server IPs
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
kara.ns.cloudflare.com dns.cloudflare.com 2397750087 10000 2400 604800 1800
Primary NS (mname)
kara.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397750087
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kip.ns.cloudflare.com
kara.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:69.135.26.170 include:spf.protection.outlook.com include:_spf.e2ma.net include:emsd1.com include:_spf.createsend.com include:1553633.spf05.hubspotemail.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
49 records- e2ma-verification=kspfb
- e2ma-verification=x6ucb
- google-site-verification=1qcd_VqX0z1RNgWbnmt5JLDoque_n8dAp2cE3IOsmk4
- SPFv=spf1 ip4:69.135.26.170 include:spf.protection.outlook.com include:_spf.e2ma.net include:emsd1.com include:_spf.createsend.com include:1553633.spf05.hubspotemail.net -all
- e2ma-verification=jspfb
- e2ma-verification=psafb
- google-site-verification=zV6gRp3L_5srXDdgmWRLds-Fvf17Qivewj5nNtG4i1s
- MS=ms76580739
- e2ma-verification=e8mfb
- e2ma-verification=nwnfb
- e2ma-verification=23acb
- google-site-verification=qMXXZGdwhnAEOIbOhmRrSZm6lJhofMqMdu2-Jgm6I3s
- e2ma-verification=io4cb
- e2ma-verification=hmvcb
- e2ma-verification=64ifb
- e2ma-verification=s6ucb
- e2ma-verification=u8acb
- e2ma-verification=uzrfb
- C6F2D9E4FD
- google-site-verification=UuD9iIFsNa3nQNZx_DTcLoh9hSZVKzbgI_bT5hjrD1o
- e2ma-verification=zspfb
- e2ma-verification=mspfb
- e2ma-verification=zamcb
- knowbe4-site-verification=365f245d30ccd44ce89082dd24fc092e
- e2ma-verification=i74fb
- e2ma-verification=raafb
- e2ma-verification=5h7fb
- e2ma-verification=v6ucb
- e2ma-verification=uaafb
- e2ma-verification=j54fb
- e2ma-verification=u6ucb
- e2ma-verification=saafb
- e2ma-verification=nexfb
- e2ma-verification=g67fb
- e2ma-verification=z6ucb
- e2ma-verification=16ucb
- e2ma-verification=lspfb
- e2ma-verification=r6ucb
- e2ma-verification=3pxcb
- apple-domain-verification=mUwR0QCCiSBX98xC
- e2ma-verification=13acb
- e2ma-verification=vs4cb
- e2ma-verification=bcxfb
- e2ma-verification=taafb
- e2ma-verification=nspfb
- e2ma-verification=w6ucb
- e2ma-verification=vzrfb
- e2ma-verification=06ucb
- e2ma-verification=s40fb
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