Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
colgate.edu
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 15:43:10 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
- aspmx3.googlemail.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- aspmx2.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx3.googlemail.com: 10
- aspmx.l.google.com: 1
A / AAAA Records
- 151.101.193.193 (no PTR)
- 151.101.1.193 (no PTR)
- 151.101.65.193 (no PTR)
- 151.101.129.193 (no PTR)
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.250.31.26 ↩ bj-in-f26.1e100.net
- 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
SOA Record
Raw SOA
ns1.colgate.edu dnsadmin.colgate.edu 2009207475 900 600 86400 3600
Primary NS (mname)
ns1.colgate.edu
Admin Email (rname)
dnsadmin@colgate.edu
Serial
2009207475
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns4.colgate.edu
ns3.colgate.edu
ns1.colgate.edu
ns2.colgate.edu
ns5.colgate.edu
SPF Record
✗ Invalid
v=spf1 include:UniversalSpf.org ~include:x.UniversalSpf.org ip4:149.43.131.8 ip4:149.43.131.9 ip4:149.43.131.10 include:_spf.colgate.edu include:_spf2.colgate.edu include:_spf.google.com include:spf.mtasv.net include:e2ma.net include:outboundmail.blackbaud.net include:illiad.oclc.org include:_tuf-spf.touchnet.com include:spf-na.exlibrisgroup.com include:_spf.elasticemail.com ~all
📊 DNS lookups: 12/10
— over limit!
⚠ Too many DNS lookups (12/10) — SPF will fail validation. Reduce include: statements.
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
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
18 records- MS=940F0E67D85538AE148FE89458279B15E1AE3767
- jamf-site-verification=vH9NvgpEfXdBzulwo61-Dg
- autodesk-domain-verification=LLmsFFa-2TiOJE9LMvio
- google-site-verification=1n5rOmSzPvHVON-eHR2c0lvc1FjheteULpWJZ8mA4co
- e2ma-verification=zn4cb
- adobe-idp-site-verification=7e13b00d-3bb8-42f6-9deb-6f5897dbc402
- e2ma-verification=61rgb
- bw=mGpw1aq9Pzzv7NnBYPjR7RThQ08pRajj5btBMJ9Ct5oF
- google-site-verification=DvH6bHf7HoxbUsS1IQoWsRLZdROQ9aSkjaxzTO8mdTM
- cisco-ci-domain-verification=47b4b80af6a5a91249575aefbe40218663212d33d3f54222ea6f6d20ac6f19e8
- facebook-domain-verification=76amwmcxr7wjaid5f8hul4nfxbfb59
- SPFv=spf1 include:UniversalSpf.org ~include:x.UniversalSpf.org ip4:149.43.131.8 ip4:149.43.131.9 ip4:149.43.131.10 include:_spf.colgate.edu include:_spf2.colgate.edu include:_spf.google.com include:spf.mtasv.net include:e2ma.net include:outboundmail.blackbaud.net include:illiad.oclc.org include:_tuf-spf.touchnet.com include:spf-na.exlibrisgroup.com include:_spf.elasticemail.com ~all
- e2ma-verification=51rgb
- dropbox-domain-verification=4i0adn7v9jn6
- canva-site-verification=7A8KAmgnYzJwI15bty6JzA
- e2ma-verification=fe6fb
- SFMC-gtGGydm6XFN_aQBoYbC_sfy7vcvNalMM6tBMn8Es
- apple-domain-verification=N3wWogHytpQbRMHz
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