Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nichols.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 02:30:12 UTC · ↺ Refresh
MX Hostnames
- nichols-edu.mail.protection.outlook.com
MX Priorities
- nichols-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 72.22.183.150 (no PTR)
Mail Server IPs
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009010167 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010167
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns10.digicertdns.com
ns15.digicertdns.net
ns11.digicertdns.com
ns12.digicertdns.com
ns14.digicertdns.net
ns13.digicertdns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com include:sendgrid.net include:_spf.createsend.com include:spf.dynect.net include:amazonses.com ip4:72.22.183.200/29 ip4:168.143.175.112/29 ip4:72.50.228.113 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
7 records- ZOOM_verify_QMjRYKrBTxGYXgjC9So8CA
- GJ8f2j2XB9IKdly1NIOyXe/O+Hvo2uCyP5V9iSPuFSboRHGYdsv0VVZfjy2iIZ+9MD8A8VJ7j74rv9Cwnzr7fA==
- MS=ms62653880
- workplace-domain-verification=SytI3NPKWPU4iYxNrkxVH1W0EoMYfI
- arcules-domain-verification=BjNP7wt6tO9M7YcR79pyPHnsSXyw52ixhhhWBztwTTa
- SPFv=spf1 mx include:spf.protection.outlook.com include:sendgrid.net include:_spf.createsend.com include:spf.dynect.net include:amazonses.com ip4:72.22.183.200/29 ip4:168.143.175.112/29 ip4:72.50.228.113 ~all
- adobe-idp-site-verification=ea59de2cb56b9a365c26aaea8cb0b218e6a169f2836e357395b1768e16024ba8
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