Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marc.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 00:24:06 UTC · ↺ Refresh
MX Hostnames
- d132812a.ess.barracudanetworks.com
- d132812b.ess.barracudanetworks.com
- marc-org.mail.protection.outlook.com
MX Priorities
- d132812a.ess.barracudanetworks.com: 10
- d132812b.ess.barracudanetworks.com: 20
- marc-org.mail.protection.outlook.com: 30
A / AAAA Records
- 68.178.207.96
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
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f901::
SOA Record
Raw SOA
ns3.worldnic.com namehost.worldnic.com 126011220 10800 3600 604800 3600
Primary NS (mname)
ns3.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126011220
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.worldnic.com
ns4.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:216.21.168.228 ip4:99.27.21.30 ip4:99.27.21.1 ip4:99.27.21.3 ip4:136.40.19.198 ip4:136.40.19.200 ip4:136.40.19.196 a:mailav.marc.org include:clientemailspf.growthzoneapp.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected];rf=afrf;pct=100;ri=3600
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
8 records- 34pvbbm18o1dsd08e9qr92gcrd
- apple-domain-verification=xezXditB7DpWamVV
- google-site-verification=cb0upRe-CG7aiqeguMVANFKBiHO7MVpuudX90DTFph4
- 21GwDT6Goy84zrxdEPPFp9v1ZJfEjxmac/tzySDBCOqAfb4fHgIobglF3YLNaFDc/DmDX+nIrlKABkjREwqHHA==
- logmein-verification-code=5d42e61d-a20e-47f9-ab09-384150c2604c
- google-site-verification=_nIUISjfT-x6yWdV0_Sh3JdjH3elUQ9XKNJHP6PHMms
- SPFv=spf1 mx a ip4:216.21.168.228 ip4:99.27.21.30 ip4:99.27.21.1 ip4:99.27.21.3 ip4:136.40.19.198 ip4:136.40.19.200 ip4:136.40.19.196 a:mailav.marc.org include:clientemailspf.growthzoneapp.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all
- onetrust-domain-verification=260bd5a4f24a469297351c79d4539833
Full email verification for marc.org
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