Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
umaryland.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 06:46:48 UTC · ↺ Refresh
MX Hostnames
- umaryland-edu.mail.protection.outlook.com
MX Priorities
- umaryland-edu.mail.protection.outlook.com: 25
A / AAAA Records
- 76.223.74.205 ↩ a47055ebd4f464835.awsglobalaccelerator.com
- 13.248.217.174 ↩ a47055ebd4f464835.awsglobalaccelerator.com
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
dns2.umaryland.edu bsmith.umaryland.edu 2025090579 10800 3600 1209600 10800
Primary NS (mname)
dns2.umaryland.edu
Admin Email (rname)
bsmith@umaryland.edu
Serial
2025090579
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
dns1.umaryland.edu
dns3.umaryland.edu
dns2.umaryland.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:u826348.wl.sendgrid.net include:mh.blackboard.com ip4:134.192.28.140 ip4:23.101.136.128 ip4:134.192.28.141 ip4:13.92.177.21 ip4:52.168.9.69 ip4:52.45.50.190 ip4:52.42.20.3 ip4:54.174.147.233 ip4:34.213.212.147 ip4:184.73.24.220 ip4:4.156.82.98 ip4:159.112.242.99 ip4:20.120.123.199 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._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
13 records- dtm-domain-verification=KLFBAQQX0RmfFCpHCG7NyyWg2ROGPu2pN0T7iD2ZYT4
- apple-domain-verification=JK5mOqJYu6Y4e0oG
- ZOOM_verify_kIs0jPyVS2mE3elAxSuE7g
- MS=ms60737154
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com include:u826348.wl.sendgrid.net include:mh.blackboard.com ip4:134.192.28.140 ip4:23.101.136.128 ip4:134.192.28.141 ip4:13.92.177.21 ip4:52.168.9.69 ip4:52.45.50.190 ip4:52.42.20.3 ip4:54.174.147.233 ip4:34.213.212.147 ip4:184.73.24.220 ip4:4.156.82.98 ip4:159.112.242.99 ip4:20.120.123.199 ~all
- amazonses:TXj07raCTVfVautu3L61y49SPhCBopOd2IHHW1/Oe40=
- VJX4WIAUL4F274PEHJP9YLXSH3I28GBSGGTBV9S0A
- hld/a+e9+yB5sbPAgDtoHnfyXxpBH8QAuy7fmCv7AKcXKNNx13tNDVu1wyrkO02fgDr5wuC0a0uIbohKhkGrDw==
- docusign=22d1a171-2a23-492d-b89a-5c13285bcea1
- atlassian-domain-verification=YmyBo/jU8aa3MnIisbx/QvajQYyKGgEcnO32aEq1BLTtmXVfFU1aNAchy3xSXlBx
- MS=5FD19595D731AFFEF7A60D017702D70DF76E6D0E
- "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDefDf8ePp2nYE59V9JIUg0V8R6h1o2Z3T3wHsRdisIp80PNDx272poJEPLlZyn8V1EhtKUy0bV9aSLQxqSJ+US+J1a2z/WYY+1lQcHR+LVmHuME2UqjtiiAAIRJZYbYwnmCLwfLJJlYkCZDKyutQERK+Rkyqe47aHiQOTU1XI5AwIDAQAB"
- ciscocidomainverification=7e4ee12a4d4b8d39f82ced8a6f635b994a3415d5b24b15c9b559ca0b16c46357
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for umaryland.edu
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits