Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
au.nextdoor.com
Yes
✓ Yes
Mailgun
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 21:50:26 UTC · ↺ Refresh
MX Hostnames
- mxa.mailgun.org
- mxb.mailgun.org
MX Priorities
- mxb.mailgun.org: 10
- mxa.mailgun.org: 10
A / AAAA Records
- 52.85.31.19 ↩ server-52-85-31-19.jfk50.r.cloudfront.net
- 52.85.31.127 ↩ server-52-85-31-127.jfk50.r.cloudfront.net
- 52.85.31.54 ↩ server-52-85-31-54.jfk50.r.cloudfront.net
- 52.85.31.88 ↩ server-52-85-31-88.jfk50.r.cloudfront.net
Mail Server IPs
- 34.160.157.95 ↩ 95.157.160.34.bc.googleusercontent.com
- 34.160.13.42 ↩ 42.13.160.34.bc.googleusercontent.com
SOA Record
Raw SOA
ns-1975.awsdns-54.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1975.awsdns-54.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1399.awsdns-46.org
ns-1975.awsdns-54.co.uk
ns-398.awsdns-49.com
ns-731.awsdns-27.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mailgun.org ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:mailgun.org ~all
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