secumd.com

Valid Email Server
Domain Lookup › secumd.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
secumd.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 12:58:27 UTC · ↺ Refresh

MX Hostnames

  • secumd-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 64.78.158.236 (no PTR)

Mail Server IPs

  • 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
  • 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
  • 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
  • 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA dns5.open-techs.com hostmaster.open-techs.com 2026040101 10800 28800 604800 300
Primary NS (mname)
dns5.open-techs.com
Admin Email (rname)
hostmaster@open-techs.com
Serial
2026040101
Refresh
10800s
Retry
28800s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

dns5.open-techs.com
dns6.open-techs.com

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:12.178.113.0/24 ip4:173.239.115.34 ip4:65.182.202.34 ip4:66.159.240.95 ip4:66.159.238.68 include:spf.protection.outlook.com include:amazonses.com include:spf-108010.jangomail.com include:sendgrid.net ip4:173.239.115.34 ip4:65.182.202.34 ip4:64.78.158.254 ip4:216.134.218.254 ip4:168.245.125.75 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

11 records
  • SPFv=spf1 mx ip4:12.178.113.0/24 ip4:173.239.115.34 ip4:65.182.202.34 ip4:66.159.240.95 ip4:66.159.238.68 include:spf.protection.outlook.com include:amazonses.com include:spf-108010.jangomail.com include:sendgrid.net ip4:173.239.115.34 ip4:65.182.202.34 ip4:64.78.158.254 ip4:216.134.218.254 ip4:168.245.125.75 -all
  • 9f8f5d5228774eec910e02b89ffa83c0
  • apple-domain-verification=cvhgKlMVsB437nxv
  • MS=ms76875541
  • ciscocidomainverification=a76968f71dfed635b2c3b72d2b2ad3a2b57b09e45d8827850114d6177131858
  • _4ivybvf4t028f6derdb189ukbew115f
  • yahoo-verification-key=PicJP8poQDjDYa6JBZ+IISb0k6xaSOwwlUZSKBpG8Zg=
  • WjRy1HB0cXCLz80fvzJR7nFjRAyO504+EJFfPGDwELWxDe22tj+EMXUFqiTBNYX5VHW0i6izkMzjk2uqHEEsXw==
  • 7q4XkDgSMOVi4bMSaURoYmCbUiZlPzjQEnTUVV0xHfNrzb+mcy6sHFkCU3h1nBcqbmw/ylRSJRo4kN/mUVPz2A==
  • google-site-verification=oy6l1K6JPNDCV-dkNNeiby-ujtMRb_7Uq8ZAZRtt3_4
  • s3hy7dhzqlmqb6qytyb8jp60d8v4kkhq
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