Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
shuckcorp.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 19:10:36 UTC · ↺ Refresh
MX Hostnames
- shuckcorp-com.inbound.emailservice.io
- shuckcorp-com.inbound.emailservice.cc
- shuckcorp-com.inbound.emailservice.co
MX Priorities
- shuckcorp-com.inbound.emailservice.io: 10
- shuckcorp-com.inbound.emailservice.cc: 20
- shuckcorp-com.inbound.emailservice.co: 30
A / AAAA Records
- 160.153.0.88 ↩ 88.0.153.160.host.secureserver.net
Mail Server IPs
- 18.204.58.103 ↩ ec2-18-204-58-103.compute-1.amazonaws.com
- 3.223.82.138 ↩ ec2-3-223-82-138.compute-1.amazonaws.com
- 54.211.15.143 ↩ ec2-54-211-15-143.compute-1.amazonaws.com
- 107.21.241.201 ↩ ec2-107-21-241-201.compute-1.amazonaws.com
- 52.44.33.109 ↩ ec2-52-44-33-109.compute-1.amazonaws.com
SOA Record
Raw SOA
ns79.worldnic.com namehost.worldnic.com 125060908 10800 3600 604800 3600
Primary NS (mname)
ns79.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125060908
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns80.worldnic.com
ns79.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.us.emailservice.io -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf.us.emailservice.io -all
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