Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
harcros.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-06 12:06:57 UTC · ↺ Refresh
MX Hostnames
- d197587b.ess.barracudanetworks.com
- d197587a.ess.barracudanetworks.com
MX Priorities
- d197587a.ess.barracudanetworks.com: 10
- d197587b.ess.barracudanetworks.com: 15
A / AAAA Records
- 141.193.213.10 (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
ns1.domaindiscover.com hostmaster.tierra.net 2026040308 7200 1800 604800 28800
Primary NS (mname)
ns1.domaindiscover.com
Admin Email (rname)
hostmaster@tierra.net
Serial
2026040308
Refresh
7200s
Retry
1800s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns2.domaindiscover.com
ns1.domaindiscover.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf1.harcros.com include:_spf2.harcros.com include:_spf3.harcros.com include:spf.protection.outlook.com include:relay.bswift.com include:_phishspf.knowbe4.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;adkim=r;aspf=r;ri=86400;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- db9uk6dnevode50nm33sgqb2t1
- MS=F93D0CB4BE761A63FEAC3394E9A8A9163555F8E4
- MS=ms90586889
- SPFv=spf1 include:_spf1.harcros.com include:_spf2.harcros.com include:_spf3.harcros.com include:spf.protection.outlook.com include:relay.bswift.com include:_phishspf.knowbe4.com -all
- google-site-verification=5h_UGkVg2bPnWaLAA2q6bDdo-7pjouPghN-xADJEKGM
- er59036ngvk0ditfq04bn301bk
- 74kk7qcg1rknd4voqmut9o0686
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