Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
microcenter.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 06:49:36 UTC · ↺ Refresh
MX Hostnames
- d36120b.ess.barracudanetworks.com
- d36120a.ess.barracudanetworks.com
MX Priorities
- d36120b.ess.barracudanetworks.com: 20
- d36120a.ess.barracudanetworks.com: 10
A / AAAA Records
- 104.18.10.120 (no PTR)
- 104.18.11.120 (no PTR)
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
bjorn.ns.cloudflare.com dns.cloudflare.com 2400316999 10000 2400 604800 1800
Primary NS (mname)
bjorn.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400316999
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
tiffany.ns.cloudflare.com
bjorn.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:66.194.187.30/32 include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100; rf=afrf
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
9 records- apple-domain-verification=INdnKmZzG7N7n60Y
- apple-domain-verification=VzyDue0_Dv6zFwE1rvGm1-7soC6fQiP755wGZd72RZo
- cisco-ci-domain-verification=50bf593e0f902f8d91747d350b56561da8015150775c0c20cf10c5ca3075a2ee
- cm67wvx8cwk5xn8q109mvnzrnn1ncrh0
- facebook-domain-verification=b7qwskbidh9qj4aj8yzsav2j4gcdrr
- google-site-verification=l4Bim_xiv9ElEKgmnRRC20VppKIwd6-e3WyclkoHYWA
- google-site-verification=nV7OFYoPqRs8pS6ee1ntwEfxhM2naa4Q8Qpvm5nBNXs
- SPFv=spf1 a ip4:66.194.187.30/32 include:spf.protection.outlook.com ~all
- _g30jioc8xeutuun14z228aigvquu4os
Full email verification for microcenter.com
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