Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stubbenedge.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 04:30:35 UTC · ↺ Refresh
MX Hostnames
- stubbenedge-com.mail.protection.outlook.com
MX Priorities
- stubbenedge-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-287.awsdns-35.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-287.awsdns-35.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1368.awsdns-43.org
ns-1852.awsdns-39.co.uk
ns-287.awsdns-35.com
ns-750.awsdns-29.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
6 records- google-site-verification=EMUvRNRjbEQclOrh2pUTkHaJz-9__Q1Flo8aOKDfiZk
- knowbe4-site-verification=10d6a19d3201f18cddb0f8f707519dff
- lrkkjeofss0gs91e565c7c071n
- une8b9vs79d226enc8t2pmnvv6
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 -all
- +v6Hqo8kMq6MS5AAceqUh8ohKewfBC2d8bl453xxW2s=
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