Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dce.harvard.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 06:08:13 UTC · ↺ Refresh
MX Hostnames
- mx0b-00171101.pphosted.com
- mx0a-00171101.pphosted.com
MX Priorities
- mx0b-00171101.pphosted.com: 100
- mx0a-00171101.pphosted.com: 100
A / AAAA Records
- 23.185.0.1 (no PTR)
- 2620:12a:8000::1 (no PTR)
- 2620:12a:8001::1 (no PTR)
Mail Server IPs
- 67.231.156.27 ↩ mx0b-00171101.pphosted.com
- 67.231.148.27 ↩ mx0a-00171101.pphosted.com
SOA Record
Raw SOA
a1-171.akam.net netmanager.harvard.edu 2023062337 10800 3600 2419200 3600
Primary NS (mname)
a1-171.akam.net
Admin Email (rname)
netmanager@harvard.edu
Serial
2023062337
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
a10-66.akam.net
a7-65.akam.net
a16-64.akam.net
a6-66.akam.net
a11-67.akam.net
a1-171.akam.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:stspg-customer.com include:authsmtp.com include:_tuf-spf.touchnet.com include:6215382.spf07.hubspotemail.net include:_spf.qualtrics.com include:spf.pantheon.io ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine; adkim=r; aspf=r; rua=mailto:[email protected];ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- google-site-verification=nabuidYMShLZTgRr-nhm7dPxXw6Qdc4jBLUb4FCb39Y
- MS=E75E51A42263B223798D37F2DEE66AE297EA371A
- google-site-verification=dh_lusFQnI_sC73o3ZhjfynCzGa_v_IwZZOi9t-cgEk
- SPFv=spf1 include:stspg-customer.com include:authsmtp.com include:_tuf-spf.touchnet.com include:6215382.spf07.hubspotemail.net include:_spf.qualtrics.com include:spf.pantheon.io ~all
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