Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
by-crea.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 21:01:32 UTC · ↺ Refresh
MX Hostnames
- ALT2.ASPMX.L.GOOGLE.com
- ALT4.ASPMX.L.GOOGLE.com
- ALT1.ASPMX.L.GOOGLE.com
- ALT3.ASPMX.L.GOOGLE.com
- ASPMX.L.GOOGLE.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
- alt3.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 23.227.38.65
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.251.163.27 ↩ wv-in-f27.1e100.net
- 2607:f8b0:4004:c08::1b ↩ bi-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
ns1.rocketship.cloud hostmaster.by-crea.com 2026020302 3600 3600 1209600 86400
Primary NS (mname)
ns1.rocketship.cloud
Admin Email (rname)
hostmaster@by-crea.com
Serial
2026020302
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.rocketship.nu
ns1.rocketship.cloud
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:37.152.56.204 include:_spf.google.com include:customer-spf.webshipper.com include:include:amazonses.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
4 records- google-site-verification=_wc43yayyuuE9isYnvj0c5zC1HRRUOnUd5o4zrD79ok
- klaviyo-site-verification=XUBCXr
- SPFv=spf1 a mx ip4:37.152.56.204 include:_spf.google.com include:customer-spf.webshipper.com include:include:amazonses.com -all
- apple-domain-verification=xPGnEl0Vj_y2RICud4TW-v_nEHa5Y5t96Lf0PYuqPFs
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