Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
525america.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 05:00:30 UTC · ↺ Refresh
MX Hostnames
- 525america-com.mail.protection.outlook.com
MX Priorities
- 525america-com.mail.protection.outlook.com: 1
A / AAAA Records
- 23.227.38.32 ↩ myshopify.com
Mail Server IPs
- 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
- 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns79.worldnic.com namehost.worldnic.com 126030411 10800 3600 604800 3600
Primary NS (mname)
ns79.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030411
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns80.worldnic.com
ns79.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:180.101.10.230 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 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
8 records- SPFv=spf1 ip4:180.101.10.230 include:spf.protection.outlook.com -all
- 67333dc1169a9a181af71fc41a0c3a5e
- google-site-verification=GSCRPNYI24C09RdO5ScPJaoaZv2a04eaGDanPdO9ZnA
- iG3dC2SmTbXsrMgv-bcthGaCYLiVtT3Oqb4r3K99gvI
- kbtob4da8vunrct8quetf3obae
- ZOOM_verify_bKk1lNwdRKuclOKeH_vF5w
- MS=ms36638825
- klaviyo-site-verification=HLe6DL
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