Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tuck.dartmouth.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 19:21:09 UTC · ↺ Refresh
MX Hostnames
- tuck-dartmouth-edu.mail.protection.outlook.com
MX Priorities
- tuck-dartmouth-edu.mail.protection.outlook.com: 5
A / AAAA Records
- 129.170.226.9 ↩ tuck.dartmouth.edu
- 129.170.226.227 ↩ tuck.dartmouth.edu
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
central-campus-ipam.dartmouth.edu dartmouth\.network\.services.dartmouth.edu 1154 10800 3600 2419200 900
Primary NS (mname)
central-campus-ipam.dartmouth.edu
Admin Email (rname)
dartmouth\@network\.services.dartmouth.edu
Serial
1154
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
a9-66.akam.net
a5-65.akam.net
a14-67.akam.net
a1-119.akam.net
a16-64.akam.net
a18-64.akam.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:129.170.190.0/20 ip4:216.248.199.106 ip4:199.231.134.73/32 include:spf-sysaid.tuck.dartmouth.edu include:spf-tuck2.tuck.dartmouth.edu include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
17 records- openai-domain-verification=dv-aq8MLge4DgkTc9zBLmyMKkFK
- SCBjXEsQ8RtFIG4IKs6GLN7ZSJ9/4+HOpFCZHRPGUK+gMm0ZS6XEe7IPekT6QBdwxw4+i3nszo3+jKDgOn3xow==
- adobe-idp-site-verification=f2060b1f-3e62-47d0-9abd-fa2de7429af1
- pardot768293=f33c611d36694f7661fc86fd79c8c1b35052320d38db43362a88ff27a860f328
- google-site-verification=o3t63pUSYOPf1GQnXdl8yhhTXLsFGZE1ogGeX_T-uAg
- _i0v97lin7byqjri8husz052jmv76ql1
- 00D1I000001W4U7=1TBPn00000001Dp
- SPFv=spf1 ip4:129.170.190.0/20 ip4:216.248.199.106 ip4:199.231.134.73/32 include:spf-sysaid.tuck.dartmouth.edu include:spf-tuck2.tuck.dartmouth.edu include:spf.protection.outlook.com -all
- W72ueO8YrnIr5mQpQXOm5qsb3YSAWi7JX0xNKiVAuCkAGST2jxql72uVhFb+8PX1Q00sQa9SWuS9MxWuIFvQjQ==
- apple-domain-verification=VBFHuhqISFDUpAZ9
- jamf-site-verification=z4GxtBm5qarA-UukhAKIPQ
- CHX2P1L2I5GP5NZ83CVWN49YG4A02S47Q8PF30TN
- MS=ms78964308
- canva-site-verification=JF1K2KQ4EodOxM6aF718yQ
- xh3FV187tbEu/Zy/6tgYAMqNrnU8346uNQZBoB3AisNae0DzscZqQ7M0lulHBMEVngtEbVd4UDstl/zgAp0NjA==
- google-site-verification=GvdJ4r9HejpLAr6mYvZF3WMNjUu1eHRPMlzB-EpRNFs
- pardot768293=1879d70cae7afd94335e79c58c788f83786b40bdeaa5d1b576c5b14378e43724
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