Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cristalplastic.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 01:59:52 UTC · ↺ Refresh
MX Hostnames
- cristalplastic-com.mail.protection.outlook.com
MX Priorities
- cristalplastic-com.mail.protection.outlook.com: 10
A / AAAA Records
- 104.21.48.100 (no PTR)
- 172.67.183.202 (no PTR)
- 2606:4700:3032::ac43:b7ca
- 2606:4700:3037::6815:3064
Mail Server IPs
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
SOA Record
Raw SOA
audrey.ns.cloudflare.com dns.cloudflare.com 2399793825 10000 2400 604800 1800
Primary NS (mname)
audrey.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399793825
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
denver.ns.cloudflare.com
audrey.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; adkim=s; fo=s;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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- MS=ms79098830
- google-site-verification=R-UPUlCEOwC0EQbSCRoVZBrphJrYEueGYm369t-Qf-g
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for cristalplastic.com
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