Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
merco.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 19:08:41 UTC · ↺ Refresh
MX Hostnames
- merco-org.mail.protection.outlook.com
MX Priorities
- merco-org.mail.protection.outlook.com: 10
A / AAAA Records
- 216.81.193.202 ↩ ip202.city.ames.ia.us
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
cheryl.ns.cloudflare.com dns.cloudflare.com 2397970547 10000 2400 604800 1800
Primary NS (mname)
cheryl.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397970547
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
matias.ns.cloudflare.com
cheryl.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:174.46.62.33 ip4:174.46.62.12 ip4:66.193.114.33 ip4:66.193.114.111 ip4:208.235.248.20 ip4:166.73.14.63 include:fiserv.com include:gateways.firstdata.com include:spf.protection.outlook.com include:spf.cashedge.com include:customercenter.net a:_mailhosts.swbc.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
3 records- cisco-ci-domain-verification=cb36ca9b37ff9799b64ca90c95bde3e25a81718180cdeb6223b2e2bdc5026ab
- SPFv=spf1 ip4:174.46.62.33 ip4:174.46.62.12 ip4:66.193.114.33 ip4:66.193.114.111 ip4:208.235.248.20 ip4:166.73.14.63 include:fiserv.com include:gateways.firstdata.com include:spf.protection.outlook.com include:spf.cashedge.com include:customercenter.net a:_mailhosts.swbc.com -all
- MS=ms19631462
Full email verification for merco.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits