Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
taxserv.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 17:22:46 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 5
- us-smtp-inbound-1.mimecast.com: 0
A / AAAA Records
- 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1.host.net hostmaster.host.net 2024013101 10800 3600 604800 3600
Primary NS (mname)
ns1.host.net
Admin Email (rname)
hostmaster@host.net
Serial
2024013101
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.host.net
ns1.host.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:50.77.120.17 ip4:108.31.87.15 ip4:50.214.200.93 ip4:64.135.48.34 include:us._netblocks.mimecast.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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
5 records- SPFv=spf1 ip4:50.77.120.17 ip4:108.31.87.15 ip4:50.214.200.93 ip4:64.135.48.34 include:us._netblocks.mimecast.com include:spf.protection.outlook.com -all
- MS=ms53678200
- anpniec4pa6147bpbudlse21cu
- bluotknodpgtejv1juoemja6s6
- duo_sso_verification=5a9Jyt5zy0Gf5K8FS7hHPdeP30YS9yOuyTATocl7pYf40K4u712pV4HVIvgNd3eg
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