Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lyle.smu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 18:14:17 UTC · ↺ Refresh
MX Hostnames
- lyle-smu-edu.mail.protection.outlook.com
MX Priorities
- lyle-smu-edu.mail.protection.outlook.com: 100
A / AAAA Records
- 129.119.70.70 ↩ abroad.smu.edu
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
pony.cis.smu.edu noc.smu.edu 751619488 1200 180 1209600 3600
Primary NS (mname)
pony.cis.smu.edu
Admin Email (rname)
noc@smu.edu
Serial
751619488
Refresh
1200s
Retry
180s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
epony.emergency.smu.edu
seas.smu.edu
pony.cis.smu.edu
xpony.its.smu.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com include:spf.dynect.net include:aspmx.pardot.com ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:129.119.71.32/27 ip4:129.119.65.144/28 ip4:3.231.247.87 ip4:34.196.68.144 ip4:44.198.152.113 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=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: 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
4 records- e98G2U/uM52lZ3/uc3DejOM4oqAyrmmEv+Ltn7F/cbIeupMJfLCiBNTM/SiSE4OmBXhn5vF9DY8kL7hmDf0p0g==
- atlassian-domain-verification=vgE3wXkFTGXWM7SFiCa0YCeg/k3UKNMiqdIDB8ox5O3A8Unz+UU+JQA38hYsCT9T
- SPFv=spf1 mx include:spf.protection.outlook.com include:spf.dynect.net include:aspmx.pardot.com ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:129.119.71.32/27 ip4:129.119.65.144/28 ip4:3.231.247.87 ip4:34.196.68.144 ip4:44.198.152.113 ~all
- google-site-verification=iJ0dFYNs387OlC_p9-n5Z8IjkxBmUJu1cmlp8XTu-L4
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