Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
spectrum-nrg.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 17:36:57 UTC · ↺ Refresh
MX Hostnames
- spectrumnrg-com02b.mail.protection.outlook.com
MX Priorities
- spectrumnrg-com02b.mail.protection.outlook.com: 0
A / AAAA Records
- 67.199.47.72 (no PTR)
Mail Server IPs
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.newtekdns.com administrator.newtekwebhosting.com 18 900 600 86400 3600
Primary NS (mname)
ns1.newtekdns.com
Admin Email (rname)
administrator@newtekwebhosting.com
Serial
18
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns2.newtekdns.com
ns1.newtekdns.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; sp=reject; adkim=s; aspf=s; pct=100; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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=ms58965259
- SPFv=spf1 include:spf.protection.outlook.com -all
- google-site-verification=nrTGErphXrV-Qs12YIRY7Pu9U-q64HXVRVsYjLRQQ7E
Full email verification for spectrum-nrg.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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