Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
knoxvillerealestateprofessionals.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 15:11:05 UTC · ↺ Refresh
MX Hostnames
- ALT4.ASPMX.L.GOOGLE.com
- ALT1.ASPMX.L.GOOGLE.com
- ALT2.ASPMX.L.GOOGLE.com
- ASPMX.L.GOOGLE.com
- ALT3.ASPMX.L.GOOGLE.com
- mx1.titan.email
- mx2.titan.email
MX Priorities
- alt2.aspmx.l.google.com: 5
- mx2.titan.email: 10
- alt3.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- mx1.titan.email: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 23.253.73.122 (no PTR)
Mail Server IPs
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 18.211.45.15 ↩ ec2-18-211-45-15.compute-1.amazonaws.com
- 3.216.63.151 ↩ ec2-3-216-63-151.compute-1.amazonaws.com
- 52.5.58.87 ↩ ec2-52-5-58-87.compute-1.amazonaws.com
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 172.253.122.26 ↩ bh-in-f26.1e100.net
- 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
SOA Record
Raw SOA
ns1.a2hosting.com root.mi3-ts3.a2hosting.com 2026031903 3600 1800 1209600 86400
Primary NS (mname)
ns1.a2hosting.com
Admin Email (rname)
root@mi3-ts3.a2hosting.com
Serial
2026031903
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.a2hosting.com
ns4.a2hosting.com
ns1.a2hosting.com
ns3.a2hosting.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +ip4:70.32.23.61 +include:spf.a2hosting.com +include:sendgrid.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 +ip4:70.32.23.61 +include:spf.a2hosting.com +include:sendgrid.net ~all
- SPFv=spf1 +ip4:70.32.23.61 +include:spf.a2hosting.com +include:spf.titan.email ~all
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