Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
syac.net.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 00:04:43 UTC · ↺ Refresh
MX Hostnames
- syac-net-co.mail.protection.outlook.com
MX Priorities
- syac-net-co.mail.protection.outlook.com: 0
A / AAAA Records
- 104.20.42.147 (no PTR)
- 172.66.167.193 (no PTR)
- 2606:4700:10::6814:2a93
- 2606:4700:10::ac42:a7c1
Mail Server IPs
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
jaxson.ns.cloudflare.com dns.cloudflare.com 2399352261 10000 2400 604800 1800
Primary NS (mname)
jaxson.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399352261
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jaxson.ns.cloudflare.com
karina.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],mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; sp=reject; fo=0:1:d:s; pct=100; ri=86400; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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=ms61910630
- facebook-domain-verification=yzpwbt7p2yjd61o0w0uf2tn1j1noi1
- SPFv=spf1 include:spf.protection.outlook.com -all
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