Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
spectruminc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 12:54:00 UTC · ↺ Refresh
MX Hostnames
- spectruminc-com.mail.protection.outlook.com
MX Priorities
- spectruminc-com.mail.protection.outlook.com: 0
A / AAAA Records
- 13.107.213.40 (no PTR)
- 13.107.246.40 (no PTR)
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.spectrumdns.net dns.spectruminc.com 2008010537 43200 3600 1209600 180
Primary NS (mname)
ns0.spectrumdns.net
Admin Email (rname)
dns@spectruminc.com
Serial
2008010537
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns4.spectrumdns.net
ns1.spectrumdns.net
ns0.spectrumdns.net
ns2.spectrumdns.net
ns3.spectrumdns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a:mail.spectruminc.com include:us._netblocks.mimecast.com include:email-od.com include:spf.protection.outlook.com include:_spf.google.com include:servers.mcsv.net include:_spf.salesforce.com include:aspmx.pardot.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 6 found
selector1._domainkey
selector2._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._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
8 records- google-site-verification=1kFW_kzvIhnLC5D218ss5FCicPTBXWwjzPQjt-bCi54
- 00D46000001UcaX=1TBUZ000000009h
- spectruminccom.azurewebsites.net
- atlassian-domain-verification=9LLZXSYaW93YXBNRyLlTZQnk1tHGDdtx3Lqt4PGgoFacJfxsTqeWgOMfNn/LnsHR
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDGTSHJIRef3uYGNEDeJ+nHqIATlzUOgpSK9Y4tBoDbdsYCobM6RZ0c6D4YTdqwo1ivzvuq1kmSgGbiVnRELZf7YtAMoWAOe0gygQRLMcYR/nWtBXFL+yury3ww5VMcjrAZPHwO9yP1DSC3buBR0ZAP+kxSnRVp92l2h+xIYK7YCQIDAQAB;
- google-site-verification=lXE4gYNcI61l96i6sppShD31j_qa_od1f_GI8VtsDog
- openai-domain-verification=dv-IK0kkQeavSlbbADUgPnvEN9Z
- SPFv=spf1 a:mail.spectruminc.com include:us._netblocks.mimecast.com include:email-od.com include:spf.protection.outlook.com include:_spf.google.com include:servers.mcsv.net include:_spf.salesforce.com include:aspmx.pardot.com ~all
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