Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
estesconstruction.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 06:58:16 UTC · ↺ Refresh
MX Hostnames
- d241051a.ess.barracudanetworks.com
- d241051b.ess.barracudanetworks.com
MX Priorities
- d241051b.ess.barracudanetworks.com: 20
- d241051a.ess.barracudanetworks.com: 10
A / AAAA Records
- 52.44.152.83 ↩ ec2-52-44-152-83.compute-1.amazonaws.com
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns20.digicertdns.com dns.digicertdns.com 2009010297 43200 3600 1209600 180
Primary NS (mname)
ns20.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010297
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns15.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns14.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns11.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:199.200.85.106/29 a:mail.estescompany.com include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
6 records- MS=ms53322630
- dmr4crd3o68eu9rt5e23jcdb1l
- SPFv=spf1 ip4:199.200.85.106/29 a:mail.estescompany.com include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
- duo_sso_verification=zkhzw57UKm4GiIDbTEUJ9raKt4YgisYee0Hea9tXYC22yV3HftnpuKeOzzgBOjNu
- bw=y9FoDkyTo7JUJ3R6ag3ZAJ6NjkOtvoa7LJiwJT7BcfTs
- apple-domain-verification=ocwx18c5e8hP2Ulf
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