Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
haldemaninc.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 07:48:26 UTC · ↺ Refresh
MX Hostnames
- d295490a.ess.barracudanetworks.com
- d295490b.ess.barracudanetworks.com
MX Priorities
- d295490a.ess.barracudanetworks.com: 1
- d295490b.ess.barracudanetworks.com: 10
A / AAAA Records
- 66.160.128.123 ↩ haldemaninc.com
- 2001:470:1:122::42a0:807b ↩ haldemaninc.com
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns1.he.net hostmaster.he.net 201506220 10800 1800 604800 86400
Primary NS (mname)
ns1.he.net
Admin Email (rname)
hostmaster@he.net
Serial
201506220
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns5.he.net
ns2.he.net
ns4.he.net
ns3.he.net
ns1.he.net
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:216.70.236.26/32 ip4:12.198.50.226 ip4:64.31.127.130/32 ip4:66.160.128.120/29 ip4:135.84.113.66/24 ip6:2001:470:1:122::1e include:spf.protection.outlook.com a:haldeman.he.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
2 records- MS=ms37874767
- SPFv=spf1 mx a ip4:216.70.236.26/32 ip4:12.198.50.226 ip4:64.31.127.130/32 ip4:66.160.128.120/29 ip4:135.84.113.66/24 ip6:2001:470:1:122::1e include:spf.protection.outlook.com a:haldeman.he.net -all
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