Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tcchinc.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 14:42:44 UTC · ↺ Refresh
MX Hostnames
- d276981b.ess.barracudanetworks.com
- d276981a.ess.barracudanetworks.com
MX Priorities
- d276981a.ess.barracudanetworks.com: 10
- d276981b.ess.barracudanetworks.com: 20
A / AAAA Records
- 104.218.49.122 ↩ server.drabbler2.com
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
konnor.ns.cloudflare.com dns.cloudflare.com 2398958939 10000 2400 604800 1800
Primary NS (mname)
konnor.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398958939
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
leia.ns.cloudflare.com
konnor.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.barracudanetworks.com ip4:209.222.82.0/21 ip4:208.218.214.114 ip4:199.35.49.201 ip4:104.239.168.5 ip4:64.91.245.194 ip4:50.185.189.157 ip4:45.30.0.225 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;adkim=r;aspf=r;ri=86400;fo=0
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
6 records- brevo-code:97e48619575072db382f5a913866de88
- fortinet-fortiphish-site-verification=ZAddrXJoYjrZ7FeKxHztFc
- knowbe4-site-verification=ec1c67f83842234755c2768a1811ea9d
- SPFv=spf1 include:spf.ess.barracudanetworks.com ip4:209.222.82.0/21 ip4:208.218.214.114 ip4:199.35.49.201 ip4:104.239.168.5 ip4:64.91.245.194 ip4:50.185.189.157 ip4:45.30.0.225 ~all
- MS=B2A08D898D886FF5BD94A909625906400A1BFD42
- apple-domain-verification=vUE76g6muj8iwz8Z
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