Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grsm.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 15:42:48 UTC · ↺ Refresh
MX Hostnames
- grsm-com.mail.protection.outlook.com
MX Priorities
- grsm-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
udns1.ultradns.net ddadis.gordonrees.com 2015062986 86400 86400 86400 86400
Primary NS (mname)
udns1.ultradns.net
Admin Email (rname)
ddadis@gordonrees.com
Serial
2015062986
Refresh
86400s
Retry
86400s
Expire
86400s
Minimum TTL
86400s
Nameservers (NS)
udns2.ultradns.net
udns1.ultradns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com include:customer.securityeducation.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
11 records- 0k121rsz4gfltwvphvfmrpvcz0830bd6
- _8j8nm6d7xl6v0saafmof4tpegff0c25
- brgzdvj33j7nlx3tjpy7wz5b43w9vnwm
- docusign=a58044a8-309f-49ad-9429-501ff2ca52da
- docusign=ffccec98-fba9-4e25-bb2b-27df8456684f
- uber-domain-verification=b1f7380f-d4e9-42f2-916e-d76490939d73
- anthropic-domain-verification-n3vtz9=igaaY8nizUtTKHqapu31otSLL
- google-site-verification=fsx2XmSWYdWjhAZKgPoAN62VEGc_onyD-r5WKHot_jQ
- SPFv=spf1 mx include:spf.protection.outlook.com include:customer.securityeducation.com ~all
- ciscocidomainverification=125d21de2736a48da98465e26fe4e59f3a53b7d175bc964060792755d84012b7
- MS=ms90721754
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