threatdown.com

Valid Email Server
Domain Lookup › threatdown.com

Domain Overview

DNS: ✓ 7h ago Checker: ✓ 7h ago
threatdown.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-02 11:19:16 UTC · ↺ Refresh

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MX Hostnames

  • threatdown-com.mail.protection.outlook.com

MX Priorities

  • threatdown-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 192.0.66.84 (no PTR)

Mail Server IPs

  • 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
  • 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
  • 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)
  • 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA ns-1780.awsdns-30.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1780.awsdns-30.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1397.awsdns-46.org
ns-1780.awsdns-30.co.uk
ns-505.awsdns-63.com
ns-941.awsdns-53.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:mktomail.com include:cust-spf.exacttarget.com include:mailsenders.netsuite.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 9 found
google._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

12 records
  • google-site-verification=KayWot7SiY7UIDkRqSS5rbhNTgnjBVJe0B7CfAFI7Is
  • google-site-verification=i1fMGzu7COcXN-Ag9vRpXXysJKukANYhfCwlL9p0qU4
  • ps-cd-verification=219d1d10-c9f9-4bb7-940f-36d9b44c743f
  • SPFv=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:mktomail.com include:cust-spf.exacttarget.com include:mailsenders.netsuite.com -all
  • MS=ms23398205
  • MS=ms63293621
  • ZOOM_verify_vtaIKtLTn12XKWzRJx8nFp
  • _x5aqzuvdp8k747lz7tmqxevzfwpmvjp
  • anthropic-domain-verification-pdhe1v=kxt4pSMqjM4TlROXZp9UMwdny
  • apple-domain-verification=8jcMFrpyosS8mWIk
  • google-site-verification=C0aEc3vOdpUNAB_zxESBSH0Y_N5ktWW9O5gtKHKYwj4
  • google-site-verification=C5m91Qwo6nkAb2imdZwKob5HygUNpLBaqQqVl6cJ3Ug
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