Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
aspenmfg.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 08:55:22 UTC · ↺ Refresh
MX Hostnames
- aspenmfg-com.mail.protection.outlook.com
MX Priorities
- aspenmfg-com.mail.protection.outlook.com: 10
A / AAAA Records
- 3.214.106.37 ↩ ec2-3-214-106-37.compute-1.amazonaws.com
- 44.220.11.217 ↩ ec2-44-220-11-217.compute-1.amazonaws.com
Mail Server IPs
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1547.awsdns-01.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1547.awsdns-01.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-177.awsdns-22.com
ns-828.awsdns-39.net
ns-1097.awsdns-09.org
ns-1547.awsdns-01.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:22563164.spf06.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;adkim=r;aspf=r;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
4 records- google-site-verification=DOqGP0s9Hp7ho5nGvbgX7p2w0xri9MJEGLKEEerM9GQ
- SPFv=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:22563164.spf06.hubspotemail.net -all
- v=verifydomain MS=ms39998531
- MS=DE922F1F54A8D2A163F7506D42278DD74A61D3C6
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