Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usepolymorph.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 07:42:09 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 76.76.21.21 (no PTR)
Mail Server IPs
- 142.250.31.27 ↩ bj-in-f27.1e100.net
- 142.251.111.27 ↩ bk-in-f27.1e100.net
- 142.251.111.26 ↩ bk-in-f26.1e100.net
- 172.253.63.26 ↩ bi-in-f26.1e100.net
- 142.250.31.26 ↩ bj-in-f26.1e100.net
- 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net
SOA Record
Raw SOA
launch1.spaceship.net support.spaceship.com 1774834263 43200 3600 604800 3600
Primary NS (mname)
launch1.spaceship.net
Admin Email (rname)
support@spaceship.com
Serial
1774834263
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
launch1.spaceship.net
launch2.spaceship.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=LTQXWXQ0lWHtluIX5L6kLxM0VtoyBbpNPG5RNx3oX7o
- SPFv=spf1 include:_spf.google.com -all
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