Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
johnstone23.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 02:15:32 UTC · ↺ Refresh
MX Hostnames
- johnstone23-com.mail.protection.outlook.com
MX Priorities
- johnstone23-com.mail.protection.outlook.com: 5
A / AAAA Records
- 34.214.179.119 ↩ ec2-34-214-179-119.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
SOA Record
Raw SOA
ns37.worldnic.com namehost.worldnic.com 124010916 10800 3600 604800 3600
Primary NS (mname)
ns37.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124010916
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns37.worldnic.com
ns38.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:40.85.153.90 include:spf.protection.outlook.com include:spf.constantcontact.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
4 records- MS=ms97924951
- e1amlrcf5pdto9nrnkfh28075l
- SPFv=spf1 ip4:40.85.153.90 include:spf.protection.outlook.com include:spf.constantcontact.com ~all
- Q0DNEB7Q3FROALO5MVH3G44COL
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