Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nitrex.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 17:58:28 UTC · ↺ Refresh
MX Hostnames
- nitrex-com.mail.protection.outlook.com
MX Priorities
- nitrex-com.mail.protection.outlook.com: 20
A / AAAA Records
- 172.67.168.129 (no PTR)
- 104.21.26.197 (no PTR)
- 2606:4700:3032::ac43:a881
- 2606:4700:3035::6815:1ac5
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
SOA Record
Raw SOA
damien.ns.cloudflare.com dns.cloudflare.com 2398727867 10000 2400 604800 1800
Primary NS (mname)
damien.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398727867
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
katja.ns.cloudflare.com
damien.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:emailsrvr.com include:servers.mcsv.net include:spf.emailsignatures365.com include:7595718.spf07.hubspotemail.net ip4:3.13.42.125/32 ip4:167.89.98.161/32 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- SPFv=spf1 include:spf.protection.outlook.com include:emailsrvr.com include:servers.mcsv.net include:spf.emailsignatures365.com include:7595718.spf07.hubspotemail.net ip4:3.13.42.125/32 ip4:167.89.98.161/32 ~all
- MS=ms37622893
- apple-domain-verification=0X8jHIxGlRJEz0Bm
- atlassian-domain-verification=IRyJm6PTDTN65wWnnqW+SpualPhyQJrdEW671JTWA2K04med1DwIperK7UJO2aIE
- bw=7ledaTjGS4XlcN1xXHJ8VrrGYVSafhEuRfZ5Fvvm1i8O
- google-site-verification=hyUgRqaSojmxn_Y8aB1gA_W92j03UjrnwkwOib7czYY
Full email verification for nitrex.com
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