Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
amphos21.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:05:43 UTC · ↺ Refresh
MX Hostnames
- mx-01-eu-central-1.prod.hydra.sophos.com
- mx-02-eu-central-1.prod.hydra.sophos.com
MX Priorities
- mx-02-eu-central-1.prod.hydra.sophos.com: 10
- mx-01-eu-central-1.prod.hydra.sophos.com: 10
A / AAAA Records
- 104.26.0.197 (no PTR)
- 104.26.1.197 (no PTR)
- 172.67.72.139 (no PTR)
- 2606:4700:20::ac43:488b (no PTR)
- 2606:4700:20::681a:c5 (no PTR)
- 2606:4700:20::681a:1c5 (no PTR)
Mail Server IPs
- 18.159.237.67 ↩ ec2-18-159-237-67.eu-central-1.compute.amazonaws.com
- 52.57.79.230 ↩ ec2-52-57-79-230.eu-central-1.compute.amazonaws.com
SOA Record
Raw SOA
chase.ns.cloudflare.com dns.cloudflare.com 2399232350 10000 2400 604800 1800
Primary NS (mname)
chase.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399232350
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
chase.ns.cloudflare.com
fiona.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; 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
✓ 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
5 records- google-gws-recovery-domain-verification=56742878
- sophos-domain-verification=7cda9b3babde7e828ff8babe3b46b4ccf75018cc
- sophos-domain-verification=c9c434c0cfdaa3123c491af9166d6d399f4531162a697b00836c1f56e0d0e1a6
- SPFv=spf1 include:spf.protection.outlook.com -all
- apple-domain-verification=V9GUQsIRjW2cL7Aa
Full email verification for amphos21.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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