Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
montgomerycollege.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 05:28:24 UTC · ↺ Refresh
MX Hostnames
- montgomerycollege-edu.mail.protection.outlook.com
MX Priorities
- montgomerycollege-edu.mail.protection.outlook.com: 5
A / AAAA Records
- 20.72.178.4 (no PTR)
Mail Server IPs
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
ns2.montgomerycollege.edu dnsadmin.montgomerycollege.edu 762 10800 3600 2592000 900
Primary NS (mname)
ns2.montgomerycollege.edu
Admin Email (rname)
dnsadmin@montgomerycollege.edu
Serial
762
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
900s
Nameservers (NS)
ns2.montgomerycollege.edu
ns4.montgomerycollege.edu
vns5.montgomerycollege.edu
ns1.montgomerycollege.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:160.253.130.20 ip4:160.253.130.22 ip4:160.253.130.23 ip4:160.253.130.24 ip4:160.253.129.8 ip4:176.31.145.254 include:spf.protection.outlook.com include:spf.sedlv.net ~all
📊 DNS lookups: 2/10
~ 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
✓ 2 found
selector1._domainkey
selector2._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
11 records- autodesk-domain-verification=U4wnadeNgvunFlXfixgN
- BlueBeam-verification=1xa42hj3yl5ro3mo4kimnwj94ax1g6
- adobe-idp-site-verification=dc0dc1e2e745ab964317cb4ca405ad8213f42fa16e8a6d43d40f4e7f35b7ca4b
- kwSTWQW+oyYT8OU7j2W/EOfj5USWIaF2gIj+FwQB0b8DnZmlhQO2oZYHzr+OUewynzsa2aX9OmRNpMySrYkpCQ==
- google-site-verification=lcbrr3hI76eUMg0ayhP6fkqkRzhN8BEVwLKBgIqGwWA
- MS=ms73159151
- RfBjcAW7N8+QC5TrDnFOtZaCYqBK8Ptj2CUo9blaU1+k/fDapcp0ZxN+mBzftxmK8Blyy2Y+lhaZwa7ut3319A==
- asv=08b93784769a8579d840a0fcbc6ec06c
- SPFv=spf1 ip4:160.253.130.20 ip4:160.253.130.22 ip4:160.253.130.23 ip4:160.253.130.24 ip4:160.253.129.8 ip4:176.31.145.254 include:spf.protection.outlook.com include:spf.sedlv.net ~all
- apple-domain-verification=IgretLu9TkJtT91h
- jamf-site-verification=h8WTJXglB481-gU_JT9DSw
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