Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
maryville.edu
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 23:52:42 UTC · ↺ Refresh
MX Hostnames
- d134420b.ess.barracudanetworks.com
- d134420a.ess.barracudanetworks.com
MX Priorities
- d134420a.ess.barracudanetworks.com: 1
- d134420b.ess.barracudanetworks.com: 2
A / AAAA Records
- 23.185.0.1 (no PTR)
- 2620:12a:8000::1 (no PTR)
- 2620:12a:8001::1 (no PTR)
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns-566.awsdns-06.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-566.awsdns-06.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1073.awsdns-06.org
ns-1659.awsdns-15.co.uk
ns-566.awsdns-06.net
ns-99.awsdns-12.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=maryville.edu.hosted.spf-report.com
📊 DNS lookups: 1/10
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; 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
✓ 6 found
selector1._domainkey
selector2._domainkey
mail._domainkey
k1._domainkey
s1._domainkey
s2._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
16 records- atlassian-domain-verification=lYTXNj6reeireoUBM6vyG3wM6Heo7KhAHlKGbz0zy+9jwHvFNxkkOjv58wyvAGoW
- google-site-verification=CTe9RLbMvRKO1b4YETnxOjPSDE2l6C3clGpgFhHl390
- google-site-verification=wPZST7J61l_CBemVsDCiZ_Kjkxn73gDZyXfrVf1PXHg
- h6i6gq7ftqkbff98kisekmna67
- miro-verification=24a3c8e32cec76aa4cba6212c7acd7b61cb0343c
- pardot_160691_*=331f097c04ba4c39d07301911a2942727aac4784e09d3fe3d0db47da1026ee4a
- slack-domain-verification=JeZEoDrzpNU0W21Bm9QUBv4zOibdTIt42TcW9l4f
- SPFv=spf1 redirect=maryville.edu.hosted.spf-report.com
- 00dj0000000h2aqeas
- 886tbhb77gjs0m1inbncjum7r5
- Kh4CA+pN8qVULxPmd0ggc3/An0iV+BXUIj+Xx4zOaj1lyeuHVVcIYTYHkck7OpGtKWdZvtZr5fY7snvZnBev6w==
- MS=ms24659537
- ZOOM_verify_QRREyXl-QoSXlpkCQCmR9A
- adobe-idp-site-verification=57a6265e94d794afbbc13260089019ab032af450a155f9d32768fc581cbc8143
- apple-domain-verification=KP23mW26K2LIP0VO
- asv=e060a22e69159de0ce43412aaa143db1
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