Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
georgetown.edu
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 01:53:13 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-2.mimecast.com: 10
- usb-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 23.185.0.2 (no PTR)
- 2620:12a:8001::2 (no PTR)
- 2620:12a:8000::2 (no PTR)
Mail Server IPs
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns.b1ddi.georgetown.edu ncs-sm.georgetown.edu 2011035160 10800 3600 2419200 300
Primary NS (mname)
ns.b1ddi.georgetown.edu
Admin Email (rname)
ncs-sm@georgetown.edu
Serial
2011035160
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4.georgetown.edu
ns5.georgetown.edu
ns6.georgetown.edu
ns.b1ddi.georgetown.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=7hiybofk._spf._d.mim.ec
📊 DNS lookups: 1/10
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected], mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
32 records- airtable-verification=578576a0c6cbce442684e9784fbb937c
- google-site-verification=eK7SV2l8iLl4VMZiq9DIaABBp3D-UZAnkjoVMOy6n_g
- google-site-verification=X_fKkhqDbS4BhaoIlHPkRQ46bTFcpfGlOIuc9vFOaaA
- SFMC--JLNBGkZwibQ0I3_7VoEKeoO3fQ1DpklAU39NUPI
- airtable-verification=5b5d65441df315db7c2271070cff4051
- cisco-ci-domain-verification=74dcb504c56d9edefb2307b114127b9e3f891393f2d0ca002c684351e631d746
- google-site-verification=Henk3ik0d2HR6tPqNkYZqvC6FEttNgazEkoSLCbx9Gw
- smartsheet-site-validation=9mMAESUHbxcp1_lVcScHSa9hY_CKUyhc
- jamf-site-verification=cYUl1pGm2HPp0fSBIGD4YA
- e2ma-verification=mbxbb
- docusign=2c9af43d-796e-4601-b776-4daa31cda8b6
- atlassian-domain-verification=QF8QdPXf/nt95xdxrTbS7I3TZTzWMismozcLPEHYAlMGLedbPbyqX8MCG2CFBbhG
- infoblox-domain-mastery=78882c0a8c95e3cefe4f4a64df45837da092f8d4e5b94c41a8e8d4cc0a08097242
- google-site-verification=wTCRDf4nQK9P7xOU0fl0lMFwUfmXTDTFaaYCcY8qST8
- MS=ms12233559
- intersight=f8258eabec488a608c2d7db0a316551480ca190e3177ba08997f7221ecf960d4
- docusign=5a60fe6b-b401-462a-81fe-260670e52400
- SPFv=spf1 redirect=7hiybofk._spf._d.mim.ec
- atlassian-sending-domain-verification=5c751423-a102-4004-bf6e-919040ec2db1
- amazonses.georgetown.edu
- google-site-verification=va0QrFYEv5zRrFdWHdIHgI21fTruJ4s8AqXlHCxjUl4
- logmein-verification-code=d12a859d-199f-4b55-9d70-d7784db7d360
- google-site-verification=Q2MEPkhoO8_Uh3MjT9sk2ailO75iLFRSfwhKGuum9Oc
- logmein-verification-code=7ed97ffb-ce1d-4d96-b1eb-56f66eed8909
- paloaltonetworks-site-verification=881102b89cfdd428177f2db7daaa7b6b092d4ed304421e0238dad96e9172ee7d
- cisco-ci-domain-verification=f970ea516e390c711595a2d4f35769df6be647d713516a0346936535af45a21
- g4p2hu2ansts3ahodu04oo7kfb
- google-site-verification=JtP7R0U_NqRwSA9UUCsR7Lxt7EpIfFcEzMsTaaK7Gg8
- adobe-idp-site-verification=3d3bff80100ec23b9efe8a854daaf1aadd0c08f37debf451985602e24f88b06a
- MS=ms96563730
- cisco-ci-domain-verification=c6f316cde0b135c52afd7cbb9d44a9841386aadbd3afb955297346b23947112
- traction-guest=068d5587-5c38-41e7-ba6c-9dd0afdefbf3
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