Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
tulco.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-19 07:31:11 UTC · ↺ Refresh
MX Hostnames
- d361713b.ess.barracudanetworks.com
- d361713a.ess.barracudanetworks.com
MX Priorities
- d361713b.ess.barracudanetworks.com: 10
- d361713a.ess.barracudanetworks.com: 5
A / AAAA Records
- 162.159.135.42 (no PTR)
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
chin.ns.cloudflare.com dns.cloudflare.com 2402793669 10000 2400 604800 1800
Primary NS (mname)
chin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2402793669
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
chin.ns.cloudflare.com
henry.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:216.85.115.0/24 ip4:63.147.107.0/24 ip4:69.44.45.196 ip4:35.174.145.124 ip4:44.211.178.112/28 ip4:3.214.204.181 ip4:3.101.216.144/28 ip4:23.83.209.0/24 ip4:40.78.131.168 include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- SPFv=spf1 a ip4:216.85.115.0/24 ip4:63.147.107.0/24 ip4:69.44.45.196 ip4:35.174.145.124 ip4:44.211.178.112/28 ip4:3.214.204.181 ip4:3.101.216.144/28 ip4:23.83.209.0/24 ip4:40.78.131.168 include:spf.protection.outlook.com ~all
- ca3-250dd8be901a49b48bd91bf98323a738
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