Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nsre.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 03:32:13 UTC · ↺ Refresh
MX Hostnames
- nsre-com.mail.protection.outlook.com
MX Priorities
- nsre-com.mail.protection.outlook.com: 10
A / AAAA Records
- 13.33.67.81 ↩ server-13-33-67-81.jfk50.r.cloudfront.net
- 13.33.67.10 ↩ server-13-33-67-10.jfk50.r.cloudfront.net
- 13.33.67.59
- 13.33.67.52
Mail Server IPs
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-915.awsdns-50.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-915.awsdns-50.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1189.awsdns-20.org
ns-1957.awsdns-52.co.uk
ns-438.awsdns-54.com
ns-915.awsdns-50.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:208.86.168.7 ip4:151.209.24.36 ip4:204.238.159.31 ip4:204.238.159.28 ip4:144.121.118.252 ip4:208.125.172.172 ip4:204.238.159.72 ip4:3.85.179.207 ip4:160.72.101.220 ip4:160.72.142.212 include:authsmtp.com include:_spf.itgny.com include:sendgrid.net include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· 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
2 records- SPFv=spf1 include:spf.protection.outlook.com ip4:208.86.168.7 ip4:151.209.24.36 ip4:204.238.159.31 ip4:204.238.159.28 ip4:144.121.118.252 ip4:208.125.172.172 ip4:204.238.159.72 ip4:3.85.179.207 ip4:160.72.101.220 ip4:160.72.142.212 include:authsmtp.com include:_spf.itgny.com include:sendgrid.net include:_spf.salesforce.com -all
- box-domain-verification=ae23054385e1866947f3f8cb5a7ef85efa37693cd0ac30272d000863d63f184b
Full email verification for nsre.com
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