Domain Overview
DNS: ✓ just now
Checker: ✓ just now
uderground.com
No
None
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-02 00:13:09 UTC · ↺ Refresh
MX Hostnames
MX Priorities
- : 0
A / AAAA Records
- 54.160.9.107 ↩ ec2-54-160-9-107.compute-1.amazonaws.com
- 3.129.94.189 ↩ ec2-3-129-94-189.us-east-2.compute.amazonaws.com
- 54.71.163.27 ↩ ec2-54-71-163-27.us-west-2.compute.amazonaws.com
- 18.158.212.228 ↩ ec2-18-158-212-228.eu-central-1.compute.amazonaws.com
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
dns1.p01.nsone.net hostmaster.nsone.net 1657729110 86400 7200 97200 3600
Primary NS (mname)
dns1.p01.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1657729110
Refresh
86400s
Retry
7200s
Expire
97200s
Minimum TTL
3600s
Nameservers (NS)
dns4.p01.nsone.net
dns1.p01.nsone.net
dns2.p01.nsone.net
dns3.p01.nsone.net
SPF Record
✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.
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
2 records- DKIMv=DKIM1; p=
- SPFv=spf1 -all
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