Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
klaschools.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 12:34:18 UTC · ↺ Refresh
MX Hostnames
- klaschools-com.inbound.emailservice.io
- klaschools-com.inbound.emailservice.cc
- klaschools-com.inbound.emailservice.co
MX Priorities
- klaschools-com.inbound.emailservice.co: 30
- klaschools-com.inbound.emailservice.io: 10
- klaschools-com.inbound.emailservice.cc: 20
A / AAAA Records
- 143.198.65.101 (no PTR)
Mail Server IPs
- 107.21.241.201 ↩ ec2-107-21-241-201.compute-1.amazonaws.com
- 52.44.33.109 ↩ ec2-52-44-33-109.compute-1.amazonaws.com
- 54.211.15.143 ↩ ec2-54-211-15-143.compute-1.amazonaws.com
SOA Record
Raw SOA
amy.ns.cloudflare.com dns.cloudflare.com 2396760763 10000 2400 604800 1800
Primary NS (mname)
amy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396760763
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jeff.ns.cloudflare.com
amy.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.117.50.207 include:spf.protection.outlook.com include:spf.us.emailservice.io include:docebosaas.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· 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
4 records- MS=ms76393159
- facebook-domain-verification=8dvfsab6eszobj95r7q3xkbjt5f8ga
- google-site-verification=eRO3gu6pfTzIolWq_Zjmq-2D2zeG-GhD5POHDZtoIn4
- SPFv=spf1 ip4:208.117.50.207 include:spf.protection.outlook.com include:spf.us.emailservice.io include:docebosaas.com -all
Full email verification for klaschools.com
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