Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rossilumber.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 17:48:00 UTC · ↺ Refresh
MX Hostnames
- d81559a.ess.barracudanetworks.com
- d81559b.ess.barracudanetworks.com
MX Priorities
- d81559a.ess.barracudanetworks.com: 10
- d81559b.ess.barracudanetworks.com: 20
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns19.worldnic.com namehost.worldnic.com 126031311 10800 3600 604800 3600
Primary NS (mname)
ns19.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031311
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns20.worldnic.com
ns19.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:207.255.147.221 ip4:173.188.115.86 ip4:96.39.72.130 ip4:23.245.34.58 ip4:173.188.115.86 ip4:69.195.36.74 ip4:50.186.73.157 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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
✓ 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
7 records- MS=ms52209840
- MS=ms19332887
- SPFv=spf1 ip4:207.255.147.221 ip4:173.188.115.86 ip4:96.39.72.130 ip4:23.245.34.58 ip4:173.188.115.86 ip4:69.195.36.74 ip4:50.186.73.157 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
- duo_sso_verification=aInBnVmUx7u1WavmBAOnX5WOJiLf7BDNvJO5G4z7IoivAIfO097NMVZIjJ32VuNz
- MS=ms70960388
- apple-domain-verification=F9MP797TNTOBW6ri
- cisco-ci-domain-verification=3daa3f56345244aefd70308bd6934bdcc214e500f66ef78e177d948c9238408a
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