Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
landmarkventures.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 07:28:43 UTC · ↺ Refresh
MX Hostnames
- landmarkventures-com.mail.protection.outlook.com
MX Priorities
- landmarkventures-com.mail.protection.outlook.com: 1
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.he.net hostmaster.he.net 200908891 10800 1800 604800 86400
Primary NS (mname)
ns1.he.net
Admin Email (rname)
hostmaster@he.net
Serial
200908891
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.he.net
ns3.he.net
ns4.he.net
ns2.he.net
ns5.he.net
SPF Record
✓ Strict (-all)
v=spf1 include:_s00947757.autospf.email include:_spf.google.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- intacct-esk=3018989A850EAAABE0638486710A5F69
- _acme-challenge value = P70GRuhoornglTvZhsJkb0EI3Z-1GWJK2lgQoiaZYc8
- intacct-esk=235E849F6C010977E0638686710AA6C2
- oepuh1ts4apcivcnqh3pckcq0h
- P/KAEjoUleaOJPU5EIptS8x7E22IYNIpdgqH3R9+vQc=
- google-site-verification=rKIPVyoXJRojgDTV5yKmXVaEHiFxMt3ROWbgxMqexlI
- SPFv=spf1 include:_s00947757.autospf.email include:_spf.google.com -all
- google-site-verification=ePa6AZunYx5oEi9g3PQkst1kfQpdeubp7kaak51heak
- MS=ms89262182
- _acme-challenge value = 5Sr-MNG4kcaFDwXUzX5UigO_U69BxbIo6Kkz2Gc6MRE
- sending_domain546942=44cf58423622d987566e50fb4b485ea2e257efc3b5229a1f3beaaeb96ee161f6
- google-site-verification=0HkifrHe_zcZ0rL6fuYzFbzsc0CNH2Ahwy-7ftbvOvc
- c96JIL3nviRS5ecPyrcnrg6UtZeSVKchyKycUiXwQsU=
- ZOOM_verify_NWhPShaFLEsmkGU4n1hKYi
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