Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ambco.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 16:40:47 UTC · ↺ Refresh
MX Hostnames
- mail.ambco.net
MX Priorities
- mail.ambco.net: 10
A / AAAA Records
- 198.49.23.144 (no PTR)
- 198.49.23.145 (no PTR)
- 198.185.159.144 (no PTR)
- 198.185.159.145 (no PTR)
Mail Server IPs
- 52.238.166.240 ↩ mail.ambco.net
SOA Record
Raw SOA
dns1.p02.nsone.net hostmaster.nsone.net 1602620464 43200 7200 1209600 3600
Primary NS (mname)
dns1.p02.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1602620464
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns01.squarespacedns.com
ns02.squarespacedns.com
ns03.squarespacedns.com
ns04.squarespacedns.com
dns1.p02.nsone.net
dns2.p02.nsone.net
dns3.p02.nsone.net
dns4.p02.nsone.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.office365.us ip4:52.238.166.240 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
selector1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- MS=ms48073678
- ugs6q4e33d8ha92sffmf9v1h1h
- google-site-verification=W21Yau8dvN6H-yaaiHMh4IkjBs9wZ0OTdPmx9Kg5OU4
- SPFv=spf1 include:spf.protection.office365.us ip4:52.238.166.240 -all
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