Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coelumconstruction.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 02:39:52 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- coelumconstruction.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
- coelumconstruction.com: 10
- alt1.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 192.67.255.205 ↩ voyager.hosterbox.com
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.16.26 ↩ bl-in-f26.1e100.net
- 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 192.67.255.205 ↩ voyager.hosterbox.com
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
ns60.hosterbox.com servers.hosterbox.com 2026030901 3600 1800 1209600 86400
Primary NS (mname)
ns60.hosterbox.com
Admin Email (rname)
servers@hosterbox.com
Serial
2026030901
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns60.hosterbox.com
ns61.hosterbox.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=y_H0FGswrM0Bfvsg6p-RfHaa91TKnZxHsy0vvNs-crw
- SPFv=spf1 include:_spf.google.com include:spf.protection.outlook.com ~all
- SPFv=spf1 ip4:192.67.255.205 ip4:209.85.160.44 ip4:158.69.55.40 +a +mx ~all
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