Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
corduro.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 12:58:57 UTC · ↺ Refresh
MX Hostnames
- corduro-com.mail.protection.outlook.com
MX Priorities
- corduro-com.mail.protection.outlook.com: 0
A / AAAA Records
- 208.80.20.162 (no PTR)
Mail Server IPs
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-32.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-32.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-32.azure-dns.net
ns3-32.azure-dns.org
ns4-32.azure-dns.info
ns1-32.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:34.194.9.77/32 ip4:52.0.175.129/32 ip4:54.172.207.17/32 include:spf.protection.outlook.com include:_spf.iriscrm.com include:244107169.spf07.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; ruf=mailto:[email protected]; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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
5 records- 12pi6h6fj2uh8r6bpbs67p8ekv
- cue978i80ogcts20ga72klvibi
- twilio-domain-verification=2f42e33d12b9f35377967a2b87e21e8c
- he7n2bg09rch0d3b0ftmgvbol1
- SPFv=spf1 ip4:34.194.9.77/32 ip4:52.0.175.129/32 ip4:54.172.207.17/32 include:spf.protection.outlook.com include:_spf.iriscrm.com include:244107169.spf07.hubspotemail.net -all
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