blockusa.com

Valid Email Server
Domain Lookup › blockusa.com

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
blockusa.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-20 21:29:45 UTC · ↺ Refresh

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MX Hostnames

  • mx-02-eu-central-1.prod.hydra.sophos.com
  • mx-01-eu-central-1.prod.hydra.sophos.com

MX Priorities

  • mx-02-eu-central-1.prod.hydra.sophos.com: 20
  • mx-01-eu-central-1.prod.hydra.sophos.com: 10

A / AAAA Records

  • 213.158.120.32 ↩ 213-158-120-32.ip.tng.de

Mail Server IPs

  • 52.59.20.19 ↩ ec2-52-59-20-19.eu-central-1.compute.amazonaws.com
  • 18.158.101.74 ↩ ec2-18-158-101-74.eu-central-1.compute.amazonaws.com

SOA Record

Raw SOA ns1.ennit.net hostmaster.support.ennit.de 2025120401 14400 7200 3600000 86400
Primary NS (mname)
ns1.ennit.net
Admin Email (rname)
hostmaster@support.ennit.de
Serial
2025120401
Refresh
14400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns2.ennit.net
ns1.ennit.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

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

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

3 records
  • MS=ms97726793
  • SPFv=spf1 include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com ~all
  • sophos-domain-verification=adb997beabba6b391f74c71d14c59532c9c7b9fa
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