Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
800hosting.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 01:57:49 UTC · ↺ Refresh
MX Hostnames
- mx1.corporatemx.com
- mx2.corporatemx.com
- mx.corporatemx.com
MX Priorities
- mx2.corporatemx.com: 20
- mx.corporatemx.com: 5
- mx1.corporatemx.com: 10
A / AAAA Records
- 173.237.1.16 (no PTR)
Mail Server IPs
- 188.42.193.5 ↩ mx2.corporatemx.com
- 173.234.133.5 ↩ mx1.corporatemx.com
SOA Record
Raw SOA
ns01.srvrsdns.com hostmaster.800hosting.com 27 10800 3600 604800 3600
Primary NS (mname)
ns01.srvrsdns.com
Admin Email (rname)
hostmaster@800hosting.com
Serial
27
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.srvrsdns.co.uk
ns01.srvrsdns.org
ns01.srvrsdns.com
ns01.srvrsdns.net
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:173.234.133.16 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx ip4:173.234.133.16 -all
- google-site-verification=v0JhbX4csO7moostDqYHpN3sNKeFQu_gG-TBiwCUgl0
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