Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gantaspen.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 23:32:34 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 172.67.73.77 (no PTR)
- 104.26.8.230 (no PTR)
- 104.26.9.230 (no PTR)
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
donald.ns.cloudflare.com dns.cloudflare.com 2399161313 10000 2400 604800 1800
Primary NS (mname)
donald.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399161313
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
leia.ns.cloudflare.com
donald.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:sendgrid.net ip4:149.72.142.136 ip4:167.89.46.56 ip4:167.89.70.1 include:spf.mandrillapp.com include:spf.synxis.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- google-site-verification=3XL5kzF1nN3rNra27WR7fn7eQuBpe_tMPQumE5eg3bY
- mandrill_verify.O46FH916RI_5gL4SmDr_uw
- mandrill_verify.tSgofirCtAB57pcfk_UVXA
- SPFv=spf1 include:us._netblocks.mimecast.com include:sendgrid.net ip4:149.72.142.136 ip4:167.89.46.56 ip4:167.89.70.1 include:spf.mandrillapp.com include:spf.synxis.com ~all
- 0ed1fe018a185b81fdefa04ddfb70dd6bcd11ab05d
- 0ed1fe018ae13bad05a0194020a3a5938fa3124372
- MS=ms16454548
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