Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pro100host.online
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 03:28:49 UTC · ↺ Refresh
MX Hostnames
- smtp04.topdns.com
- smtp03.topdns.com
- smtp02.topdns.com
MX Priorities
- smtp04.topdns.com: 0
- smtp02.topdns.com: 0
- smtp03.topdns.com: 0
A / AAAA Records
- 45.132.105.137 ↩ vm705623.had.su
Mail Server IPs
- 109.201.142.226 ↩ smtp04.topdns.com
- 77.247.183.138 ↩ smtp02.topdns.com
- 85.159.232.242 ↩ smtp03.topdns.com
SOA Record
Raw SOA
ns-canada.topdns.com hostmaster.topdns.com 2022111500 43200 900 1209600 3600
Primary NS (mname)
ns-canada.topdns.com
Admin Email (rname)
hostmaster@topdns.com
Serial
2022111500
Refresh
43200s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns-usa.topdns.com
ns-uk.topdns.com
ns-canada.topdns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mxsmtp.sendpulse.com +a +mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
2 records- smtpsign._domainkey IN TXT "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDYrmWzgRjz08aaiorZWE301XOe1Azbx1eERE0Uy//csvCKp6vH73af31ETXAa+jSJGn/bgfkWwwcYcOIYTj1bB+1jaS8KBNy9/pcnl6LL0Ko0Cc0paduBMjA24YH4VUPEbpNp2CGBqvZK5KcI55n0A8VXwQcDQNVpWVwj/kJT7nwIDAQAB"
- SPFv=spf1 include:mxsmtp.sendpulse.com +a +mx ~all
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